diff --git a/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PublisherGrpc.java b/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PublisherGrpc.java index 6a09dc7801a4..663fbfbbeca6 100644 --- a/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PublisherGrpc.java +++ b/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PublisherGrpc.java @@ -254,6 +254,43 @@ com.google.pubsub.v1.ListTopicSubscriptionsResponse> getListTopicSubscriptionsMe return getListTopicSubscriptionsMethod; } @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901") + @java.lang.Deprecated // Use {@link #getListTopicSnapshotsMethod()} instead. + public static final io.grpc.MethodDescriptor METHOD_LIST_TOPIC_SNAPSHOTS = getListTopicSnapshotsMethodHelper(); + + private static volatile io.grpc.MethodDescriptor getListTopicSnapshotsMethod; + + @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901") + public static io.grpc.MethodDescriptor getListTopicSnapshotsMethod() { + return getListTopicSnapshotsMethodHelper(); + } + + private static io.grpc.MethodDescriptor getListTopicSnapshotsMethodHelper() { + io.grpc.MethodDescriptor getListTopicSnapshotsMethod; + if ((getListTopicSnapshotsMethod = PublisherGrpc.getListTopicSnapshotsMethod) == null) { + synchronized (PublisherGrpc.class) { + if ((getListTopicSnapshotsMethod = PublisherGrpc.getListTopicSnapshotsMethod) == null) { + PublisherGrpc.getListTopicSnapshotsMethod = getListTopicSnapshotsMethod = + io.grpc.MethodDescriptor.newBuilder() + .setType(io.grpc.MethodDescriptor.MethodType.UNARY) + .setFullMethodName(generateFullMethodName( + "google.pubsub.v1.Publisher", "ListTopicSnapshots")) + .setSampledToLocalTracing(true) + .setRequestMarshaller(io.grpc.protobuf.ProtoUtils.marshaller( + com.google.pubsub.v1.ListTopicSnapshotsRequest.getDefaultInstance())) + .setResponseMarshaller(io.grpc.protobuf.ProtoUtils.marshaller( + com.google.pubsub.v1.ListTopicSnapshotsResponse.getDefaultInstance())) + .setSchemaDescriptor(new PublisherMethodDescriptorSupplier("ListTopicSnapshots")) + .build(); + } + } + } + return getListTopicSnapshotsMethod; + } + @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901") @java.lang.Deprecated // Use {@link #getDeleteTopicMethod()} instead. public static final io.grpc.MethodDescriptor METHOD_DELETE_TOPIC = getDeleteTopicMethodHelper(); @@ -324,7 +361,8 @@ public static abstract class PublisherImplBase implements io.grpc.BindableServic /** * 
-     * Creates the given topic with the given name.
+     * Creates the given topic with the given name. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      *
*/ public void createTopic(com.google.pubsub.v1.Topic request, @@ -334,12 +372,8 @@ public void createTopic(com.google.pubsub.v1.Topic request, /** * 
-     * Updates an existing topic. Note that certain properties of a topic are not
-     * modifiable.  Options settings follow the style guide:
-     * NOTE:  The style guide requires body: "topic" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing topic. Note that certain properties of a
+     * topic are not modifiable.
      *
*/ public void updateTopic(com.google.pubsub.v1.UpdateTopicRequest request, @@ -381,7 +415,7 @@ public void listTopics(com.google.pubsub.v1.ListTopicsRequest request, /** * 
-     * Lists the name of the subscriptions for this topic.
+     * Lists the names of the subscriptions on this topic.
      *
*/ public void listTopicSubscriptions(com.google.pubsub.v1.ListTopicSubscriptionsRequest request, @@ -389,6 +423,19 @@ public void listTopicSubscriptions(com.google.pubsub.v1.ListTopicSubscriptionsRe asyncUnimplementedUnaryCall(getListTopicSubscriptionsMethodHelper(), responseObserver); } + /** + * 
+     * Lists the names of the snapshots on this topic.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     *
+ */ + public void listTopicSnapshots(com.google.pubsub.v1.ListTopicSnapshotsRequest request, + io.grpc.stub.StreamObserver responseObserver) { + asyncUnimplementedUnaryCall(getListTopicSnapshotsMethodHelper(), responseObserver); + } + /** * 
      * Deletes the topic with the given name. Returns `NOT_FOUND` if the topic
@@ -447,6 +494,13 @@ public void deleteTopic(com.google.pubsub.v1.DeleteTopicRequest request,
                 com.google.pubsub.v1.ListTopicSubscriptionsRequest,
                 com.google.pubsub.v1.ListTopicSubscriptionsResponse>(
                   this, METHODID_LIST_TOPIC_SUBSCRIPTIONS)))
+          .addMethod(
+            getListTopicSnapshotsMethodHelper(),
+            asyncUnaryCall(
+              new MethodHandlers<
+                com.google.pubsub.v1.ListTopicSnapshotsRequest,
+                com.google.pubsub.v1.ListTopicSnapshotsResponse>(
+                  this, METHODID_LIST_TOPIC_SNAPSHOTS)))
           .addMethod(
             getDeleteTopicMethodHelper(),
             asyncUnaryCall(
@@ -482,7 +536,8 @@ protected PublisherStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates the given topic with the given name.
+     * Creates the given topic with the given name. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * 

      */
     public void createTopic(com.google.pubsub.v1.Topic request,
@@ -493,12 +548,8 @@ public void createTopic(com.google.pubsub.v1.Topic request,
 
     /**
      * 
-     * Updates an existing topic. Note that certain properties of a topic are not
-     * modifiable.  Options settings follow the style guide:
-     * NOTE:  The style guide requires body: "topic" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing topic. Note that certain properties of a
+     * topic are not modifiable.
      * 

      */
     public void updateTopic(com.google.pubsub.v1.UpdateTopicRequest request,
@@ -544,7 +595,7 @@ public void listTopics(com.google.pubsub.v1.ListTopicsRequest request,
 
     /**
      * 
-     * Lists the name of the subscriptions for this topic.
+     * Lists the names of the subscriptions on this topic.
      * 

      */
     public void listTopicSubscriptions(com.google.pubsub.v1.ListTopicSubscriptionsRequest request,
@@ -553,6 +604,20 @@ public void listTopicSubscriptions(com.google.pubsub.v1.ListTopicSubscriptionsRe
           getChannel().newCall(getListTopicSubscriptionsMethodHelper(), getCallOptions()), request, responseObserver);
     }
 
+    /**
+     * 
+     * Lists the names of the snapshots on this topic.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public void listTopicSnapshots(com.google.pubsub.v1.ListTopicSnapshotsRequest request,
+        io.grpc.stub.StreamObserver responseObserver) {
+      asyncUnaryCall(
+          getChannel().newCall(getListTopicSnapshotsMethodHelper(), getCallOptions()), request, responseObserver);
+    }
+
     /**
      * 
      * Deletes the topic with the given name. Returns `NOT_FOUND` if the topic
@@ -593,7 +658,8 @@ protected PublisherBlockingStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates the given topic with the given name.
+     * Creates the given topic with the given name. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * 

      */
     public com.google.pubsub.v1.Topic createTopic(com.google.pubsub.v1.Topic request) {
@@ -603,12 +669,8 @@ public com.google.pubsub.v1.Topic createTopic(com.google.pubsub.v1.Topic request
 
     /**
      * 
-     * Updates an existing topic. Note that certain properties of a topic are not
-     * modifiable.  Options settings follow the style guide:
-     * NOTE:  The style guide requires body: "topic" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing topic. Note that certain properties of a
+     * topic are not modifiable.
      * 

      */
     public com.google.pubsub.v1.Topic updateTopic(com.google.pubsub.v1.UpdateTopicRequest request) {
@@ -650,7 +712,7 @@ public com.google.pubsub.v1.ListTopicsResponse listTopics(com.google.pubsub.v1.L
 
     /**
      * 
-     * Lists the name of the subscriptions for this topic.
+     * Lists the names of the subscriptions on this topic.
      * 

      */
     public com.google.pubsub.v1.ListTopicSubscriptionsResponse listTopicSubscriptions(com.google.pubsub.v1.ListTopicSubscriptionsRequest request) {
@@ -658,6 +720,19 @@ public com.google.pubsub.v1.ListTopicSubscriptionsResponse listTopicSubscription
           getChannel(), getListTopicSubscriptionsMethodHelper(), getCallOptions(), request);
     }
 
+    /**
+     * 
+     * Lists the names of the snapshots on this topic.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public com.google.pubsub.v1.ListTopicSnapshotsResponse listTopicSnapshots(com.google.pubsub.v1.ListTopicSnapshotsRequest request) {
+      return blockingUnaryCall(
+          getChannel(), getListTopicSnapshotsMethodHelper(), getCallOptions(), request);
+    }
+
     /**
      * 
      * Deletes the topic with the given name. Returns `NOT_FOUND` if the topic
@@ -697,7 +772,8 @@ protected PublisherFutureStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates the given topic with the given name.
+     * Creates the given topic with the given name. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture createTopic(
@@ -708,12 +784,8 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Updates an existing topic. Note that certain properties of a topic are not
-     * modifiable.  Options settings follow the style guide:
-     * NOTE:  The style guide requires body: "topic" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing topic. Note that certain properties of a
+     * topic are not modifiable.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture updateTopic(
@@ -759,7 +831,7 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Lists the name of the subscriptions for this topic.
+     * Lists the names of the subscriptions on this topic.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture listTopicSubscriptions(
@@ -768,6 +840,20 @@ public com.google.common.util.concurrent.ListenableFuture
+     * Lists the names of the snapshots on this topic.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     *
+ */ + public com.google.common.util.concurrent.ListenableFuture listTopicSnapshots( + com.google.pubsub.v1.ListTopicSnapshotsRequest request) { + return futureUnaryCall( + getChannel().newCall(getListTopicSnapshotsMethodHelper(), getCallOptions()), request); + } + /** * 
      * Deletes the topic with the given name. Returns `NOT_FOUND` if the topic
@@ -790,7 +876,8 @@ public com.google.common.util.concurrent.ListenableFuture implements
       io.grpc.stub.ServerCalls.UnaryMethod,
@@ -833,6 +920,10 @@ public void invoke(Req request, io.grpc.stub.StreamObserver responseObserv
           serviceImpl.listTopicSubscriptions((com.google.pubsub.v1.ListTopicSubscriptionsRequest) request,
               (io.grpc.stub.StreamObserver) responseObserver);
           break;
+        case METHODID_LIST_TOPIC_SNAPSHOTS:
+          serviceImpl.listTopicSnapshots((com.google.pubsub.v1.ListTopicSnapshotsRequest) request,
+              (io.grpc.stub.StreamObserver) responseObserver);
+          break;
         case METHODID_DELETE_TOPIC:
           serviceImpl.deleteTopic((com.google.pubsub.v1.DeleteTopicRequest) request,
               (io.grpc.stub.StreamObserver) responseObserver);
@@ -904,6 +995,7 @@ public static io.grpc.ServiceDescriptor getServiceDescriptor() {
               .addMethod(getGetTopicMethodHelper())
               .addMethod(getListTopicsMethodHelper())
               .addMethod(getListTopicSubscriptionsMethodHelper())
+              .addMethod(getListTopicSnapshotsMethodHelper())
               .addMethod(getDeleteTopicMethodHelper())
               .build();
         }
diff --git a/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriberGrpc.java b/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriberGrpc.java
index 0868ccb28b75..672479db1a01 100644
--- a/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriberGrpc.java
+++ b/google-api-grpc/grpc-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriberGrpc.java
@@ -18,7 +18,8 @@
 /**
  * 
  * The service that an application uses to manipulate subscriptions and to
- * consume messages from a subscription via the `Pull` method.
+ * consume messages from a subscription via the `Pull` method or by
+ * establishing a bi-directional stream using the `StreamingPull` method.
  * 

  */
 @javax.annotation.Generated(
@@ -402,6 +403,43 @@ com.google.protobuf.Empty> getModifyPushConfigMethodHelper() {
      return getModifyPushConfigMethod;
   }
   @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
+  @java.lang.Deprecated // Use {@link #getGetSnapshotMethod()} instead. 
+  public static final io.grpc.MethodDescriptor METHOD_GET_SNAPSHOT = getGetSnapshotMethodHelper();
+
+  private static volatile io.grpc.MethodDescriptor getGetSnapshotMethod;
+
+  @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
+  public static io.grpc.MethodDescriptor getGetSnapshotMethod() {
+    return getGetSnapshotMethodHelper();
+  }
+
+  private static io.grpc.MethodDescriptor getGetSnapshotMethodHelper() {
+    io.grpc.MethodDescriptor getGetSnapshotMethod;
+    if ((getGetSnapshotMethod = SubscriberGrpc.getGetSnapshotMethod) == null) {
+      synchronized (SubscriberGrpc.class) {
+        if ((getGetSnapshotMethod = SubscriberGrpc.getGetSnapshotMethod) == null) {
+          SubscriberGrpc.getGetSnapshotMethod = getGetSnapshotMethod = 
+              io.grpc.MethodDescriptor.newBuilder()
+              .setType(io.grpc.MethodDescriptor.MethodType.UNARY)
+              .setFullMethodName(generateFullMethodName(
+                  "google.pubsub.v1.Subscriber", "GetSnapshot"))
+              .setSampledToLocalTracing(true)
+              .setRequestMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
+                  com.google.pubsub.v1.GetSnapshotRequest.getDefaultInstance()))
+              .setResponseMarshaller(io.grpc.protobuf.ProtoUtils.marshaller(
+                  com.google.pubsub.v1.Snapshot.getDefaultInstance()))
+                  .setSchemaDescriptor(new SubscriberMethodDescriptorSupplier("GetSnapshot"))
+                  .build();
+          }
+        }
+     }
+     return getGetSnapshotMethod;
+  }
+  @io.grpc.ExperimentalApi("https://github.com/grpc/grpc-java/issues/1901")
   @java.lang.Deprecated // Use {@link #getListSnapshotsMethod()} instead. 
   public static final io.grpc.MethodDescriptor METHOD_LIST_SNAPSHOTS = getListSnapshotsMethodHelper();
@@ -613,14 +651,16 @@ public static SubscriberFutureStub newFutureStub(
   /**
    * 
    * The service that an application uses to manipulate subscriptions and to
-   * consume messages from a subscription via the `Pull` method.
+   * consume messages from a subscription via the `Pull` method or by
+   * establishing a bi-directional stream using the `StreamingPull` method.
    * 

    */
   public static abstract class SubscriberImplBase implements io.grpc.BindableService {
 
     /**
      * 
-     * Creates a subscription to a given topic.
+     * Creates a subscription to a given topic. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * If the subscription already exists, returns `ALREADY_EXISTS`.
      * If the corresponding topic doesn't exist, returns `NOT_FOUND`.
      * If the name is not provided in the request, the server will assign a random
@@ -650,10 +690,6 @@ public void getSubscription(com.google.pubsub.v1.GetSubscriptionRequest request,
      * 
      * Updates an existing subscription. Note that certain properties of a
      * subscription, such as its topic, are not modifiable.
-     * NOTE:  The style guide requires body: "subscription" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
      * 

      */
     public void updateSubscription(com.google.pubsub.v1.UpdateSubscriptionRequest request,
@@ -729,17 +765,13 @@ public void pull(com.google.pubsub.v1.PullRequest request,
 
     /**
      * 
-     * (EXPERIMENTAL) StreamingPull is an experimental feature. This RPC will
-     * respond with UNIMPLEMENTED errors unless you have been invited to test
-     * this feature. Contact cloud-pubsub@google.com with any questions.
      * Establishes a stream with the server, which sends messages down to the
      * client. The client streams acknowledgements and ack deadline modifications
      * back to the server. The server will close the stream and return the status
-     * on any error. The server may close the stream with status `OK` to reassign
-     * server-side resources, in which case, the client should re-establish the
-     * stream. `UNAVAILABLE` may also be returned in the case of a transient error
-     * (e.g., a server restart). These should also be retried by the client. Flow
-     * control can be achieved by configuring the underlying RPC channel.
+     * on any error. The server may close the stream with status `UNAVAILABLE` to
+     * reassign server-side resources, in which case, the client should
+     * re-establish the stream. Flow control can be achieved by configuring the
+     * underlying RPC channel.
      * 

      */
     public io.grpc.stub.StreamObserver streamingPull(
@@ -763,7 +795,23 @@ public void modifyPushConfig(com.google.pubsub.v1.ModifyPushConfigRequest reques
 
     /**
      * 
-     * Lists the existing snapshots.
+     * Gets the configuration details of a snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public void getSnapshot(com.google.pubsub.v1.GetSnapshotRequest request,
+        io.grpc.stub.StreamObserver responseObserver) {
+      asyncUnimplementedUnaryCall(getGetSnapshotMethodHelper(), responseObserver);
+    }
+
+    /**
+     * 
+     * Lists the existing snapshots.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public void listSnapshots(com.google.pubsub.v1.ListSnapshotsRequest request,
@@ -773,15 +821,21 @@ public void listSnapshots(com.google.pubsub.v1.ListSnapshotsRequest request,
 
     /**
      * 
-     * Creates a snapshot from the requested subscription.
+     * Creates a snapshot from the requested subscription.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * If the snapshot already exists, returns `ALREADY_EXISTS`.
      * If the requested subscription doesn't exist, returns `NOT_FOUND`.
-     * If the name is not provided in the request, the server will assign a random
+     * If the backlog in the subscription is too old -- and the resulting snapshot
+     * would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
+     * See also the `Snapshot.expire_time` field. If the name is not provided in
+     * the request, the server will assign a random
      * name for this snapshot on the same project as the subscription, conforming
-     * to the
-     * [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
-     * The generated name is populated in the returned Snapshot object.
-     * Note that for REST API requests, you must specify a name in the request.
+     * to the [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
+     * The generated
+     * name is populated in the returned Snapshot object. Note that for REST API
+     * requests, you must specify a name in the request.
      * 

      */
     public void createSnapshot(com.google.pubsub.v1.CreateSnapshotRequest request,
@@ -791,12 +845,11 @@ public void createSnapshot(com.google.pubsub.v1.CreateSnapshotRequest request,
 
     /**
      * 
-     * Updates an existing snapshot. Note that certain properties of a snapshot
-     * are not modifiable.
-     * NOTE:  The style guide requires body: "snapshot" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * Note that certain properties of a snapshot are not modifiable.
      * 

      */
     public void updateSnapshot(com.google.pubsub.v1.UpdateSnapshotRequest request,
@@ -806,7 +859,11 @@ public void updateSnapshot(com.google.pubsub.v1.UpdateSnapshotRequest request,
 
     /**
      * 
-     * Removes an existing snapshot. All messages retained in the snapshot
+     * Removes an existing snapshot. <br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * When the snapshot is deleted, all messages retained in the snapshot
      * are immediately dropped. After a snapshot is deleted, a new one may be
      * created with the same name, but the new one has no association with the old
      * snapshot or its subscription, unless the same subscription is specified.
@@ -820,7 +877,10 @@ public void deleteSnapshot(com.google.pubsub.v1.DeleteSnapshotRequest request,
     /**
      * 
      * Seeks an existing subscription to a point in time or to a given snapshot,
-     * whichever is provided in the request.
+     * whichever is provided in the request.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public void seek(com.google.pubsub.v1.SeekRequest request,
@@ -900,6 +960,13 @@ public void seek(com.google.pubsub.v1.SeekRequest request,
                 com.google.pubsub.v1.ModifyPushConfigRequest,
                 com.google.protobuf.Empty>(
                   this, METHODID_MODIFY_PUSH_CONFIG)))
+          .addMethod(
+            getGetSnapshotMethodHelper(),
+            asyncUnaryCall(
+              new MethodHandlers<
+                com.google.pubsub.v1.GetSnapshotRequest,
+                com.google.pubsub.v1.Snapshot>(
+                  this, METHODID_GET_SNAPSHOT)))
           .addMethod(
             getListSnapshotsMethodHelper(),
             asyncUnaryCall(
@@ -942,7 +1009,8 @@ public void seek(com.google.pubsub.v1.SeekRequest request,
   /**
    * 
    * The service that an application uses to manipulate subscriptions and to
-   * consume messages from a subscription via the `Pull` method.
+   * consume messages from a subscription via the `Pull` method or by
+   * establishing a bi-directional stream using the `StreamingPull` method.
    * 

    */
   public static final class SubscriberStub extends io.grpc.stub.AbstractStub {
@@ -963,7 +1031,8 @@ protected SubscriberStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates a subscription to a given topic.
+     * Creates a subscription to a given topic. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * If the subscription already exists, returns `ALREADY_EXISTS`.
      * If the corresponding topic doesn't exist, returns `NOT_FOUND`.
      * If the name is not provided in the request, the server will assign a random
@@ -995,10 +1064,6 @@ public void getSubscription(com.google.pubsub.v1.GetSubscriptionRequest request,
      * 
      * Updates an existing subscription. Note that certain properties of a
      * subscription, such as its topic, are not modifiable.
-     * NOTE:  The style guide requires body: "subscription" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
      * 

      */
     public void updateSubscription(com.google.pubsub.v1.UpdateSubscriptionRequest request,
@@ -1080,17 +1145,13 @@ public void pull(com.google.pubsub.v1.PullRequest request,
 
     /**
      * 
-     * (EXPERIMENTAL) StreamingPull is an experimental feature. This RPC will
-     * respond with UNIMPLEMENTED errors unless you have been invited to test
-     * this feature. Contact cloud-pubsub@google.com with any questions.
      * Establishes a stream with the server, which sends messages down to the
      * client. The client streams acknowledgements and ack deadline modifications
      * back to the server. The server will close the stream and return the status
-     * on any error. The server may close the stream with status `OK` to reassign
-     * server-side resources, in which case, the client should re-establish the
-     * stream. `UNAVAILABLE` may also be returned in the case of a transient error
-     * (e.g., a server restart). These should also be retried by the client. Flow
-     * control can be achieved by configuring the underlying RPC channel.
+     * on any error. The server may close the stream with status `UNAVAILABLE` to
+     * reassign server-side resources, in which case, the client should
+     * re-establish the stream. Flow control can be achieved by configuring the
+     * underlying RPC channel.
      * 

      */
     public io.grpc.stub.StreamObserver streamingPull(
@@ -1116,7 +1177,24 @@ public void modifyPushConfig(com.google.pubsub.v1.ModifyPushConfigRequest reques
 
     /**
      * 
-     * Lists the existing snapshots.
+     * Gets the configuration details of a snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public void getSnapshot(com.google.pubsub.v1.GetSnapshotRequest request,
+        io.grpc.stub.StreamObserver responseObserver) {
+      asyncUnaryCall(
+          getChannel().newCall(getGetSnapshotMethodHelper(), getCallOptions()), request, responseObserver);
+    }
+
+    /**
+     * 
+     * Lists the existing snapshots.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public void listSnapshots(com.google.pubsub.v1.ListSnapshotsRequest request,
@@ -1127,15 +1205,21 @@ public void listSnapshots(com.google.pubsub.v1.ListSnapshotsRequest request,
 
     /**
      * 
-     * Creates a snapshot from the requested subscription.
+     * Creates a snapshot from the requested subscription.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * If the snapshot already exists, returns `ALREADY_EXISTS`.
      * If the requested subscription doesn't exist, returns `NOT_FOUND`.
-     * If the name is not provided in the request, the server will assign a random
+     * If the backlog in the subscription is too old -- and the resulting snapshot
+     * would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
+     * See also the `Snapshot.expire_time` field. If the name is not provided in
+     * the request, the server will assign a random
      * name for this snapshot on the same project as the subscription, conforming
-     * to the
-     * [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
-     * The generated name is populated in the returned Snapshot object.
-     * Note that for REST API requests, you must specify a name in the request.
+     * to the [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
+     * The generated
+     * name is populated in the returned Snapshot object. Note that for REST API
+     * requests, you must specify a name in the request.
      * 

      */
     public void createSnapshot(com.google.pubsub.v1.CreateSnapshotRequest request,
@@ -1146,12 +1230,11 @@ public void createSnapshot(com.google.pubsub.v1.CreateSnapshotRequest request,
 
     /**
      * 
-     * Updates an existing snapshot. Note that certain properties of a snapshot
-     * are not modifiable.
-     * NOTE:  The style guide requires body: "snapshot" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * Note that certain properties of a snapshot are not modifiable.
      * 

      */
     public void updateSnapshot(com.google.pubsub.v1.UpdateSnapshotRequest request,
@@ -1162,7 +1245,11 @@ public void updateSnapshot(com.google.pubsub.v1.UpdateSnapshotRequest request,
 
     /**
      * 
-     * Removes an existing snapshot. All messages retained in the snapshot
+     * Removes an existing snapshot. <br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * When the snapshot is deleted, all messages retained in the snapshot
      * are immediately dropped. After a snapshot is deleted, a new one may be
      * created with the same name, but the new one has no association with the old
      * snapshot or its subscription, unless the same subscription is specified.
@@ -1177,7 +1264,10 @@ public void deleteSnapshot(com.google.pubsub.v1.DeleteSnapshotRequest request,
     /**
      * 
      * Seeks an existing subscription to a point in time or to a given snapshot,
-     * whichever is provided in the request.
+     * whichever is provided in the request.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public void seek(com.google.pubsub.v1.SeekRequest request,
@@ -1190,7 +1280,8 @@ public void seek(com.google.pubsub.v1.SeekRequest request,
   /**
    * 
    * The service that an application uses to manipulate subscriptions and to
-   * consume messages from a subscription via the `Pull` method.
+   * consume messages from a subscription via the `Pull` method or by
+   * establishing a bi-directional stream using the `StreamingPull` method.
    * 

    */
   public static final class SubscriberBlockingStub extends io.grpc.stub.AbstractStub {
@@ -1211,7 +1302,8 @@ protected SubscriberBlockingStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates a subscription to a given topic.
+     * Creates a subscription to a given topic. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * If the subscription already exists, returns `ALREADY_EXISTS`.
      * If the corresponding topic doesn't exist, returns `NOT_FOUND`.
      * If the name is not provided in the request, the server will assign a random
@@ -1241,10 +1333,6 @@ public com.google.pubsub.v1.Subscription getSubscription(com.google.pubsub.v1.Ge
      * 
      * Updates an existing subscription. Note that certain properties of a
      * subscription, such as its topic, are not modifiable.
-     * NOTE:  The style guide requires body: "subscription" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
      * 

      */
     public com.google.pubsub.v1.Subscription updateSubscription(com.google.pubsub.v1.UpdateSubscriptionRequest request) {
@@ -1334,7 +1422,23 @@ public com.google.protobuf.Empty modifyPushConfig(com.google.pubsub.v1.ModifyPus
 
     /**
      * 
-     * Lists the existing snapshots.
+     * Gets the configuration details of a snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public com.google.pubsub.v1.Snapshot getSnapshot(com.google.pubsub.v1.GetSnapshotRequest request) {
+      return blockingUnaryCall(
+          getChannel(), getGetSnapshotMethodHelper(), getCallOptions(), request);
+    }
+
+    /**
+     * 
+     * Lists the existing snapshots.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public com.google.pubsub.v1.ListSnapshotsResponse listSnapshots(com.google.pubsub.v1.ListSnapshotsRequest request) {
@@ -1344,15 +1448,21 @@ public com.google.pubsub.v1.ListSnapshotsResponse listSnapshots(com.google.pubsu
 
     /**
      * 
-     * Creates a snapshot from the requested subscription.
+     * Creates a snapshot from the requested subscription.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * If the snapshot already exists, returns `ALREADY_EXISTS`.
      * If the requested subscription doesn't exist, returns `NOT_FOUND`.
-     * If the name is not provided in the request, the server will assign a random
+     * If the backlog in the subscription is too old -- and the resulting snapshot
+     * would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
+     * See also the `Snapshot.expire_time` field. If the name is not provided in
+     * the request, the server will assign a random
      * name for this snapshot on the same project as the subscription, conforming
-     * to the
-     * [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
-     * The generated name is populated in the returned Snapshot object.
-     * Note that for REST API requests, you must specify a name in the request.
+     * to the [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
+     * The generated
+     * name is populated in the returned Snapshot object. Note that for REST API
+     * requests, you must specify a name in the request.
      * 

      */
     public com.google.pubsub.v1.Snapshot createSnapshot(com.google.pubsub.v1.CreateSnapshotRequest request) {
@@ -1362,12 +1472,11 @@ public com.google.pubsub.v1.Snapshot createSnapshot(com.google.pubsub.v1.CreateS
 
     /**
      * 
-     * Updates an existing snapshot. Note that certain properties of a snapshot
-     * are not modifiable.
-     * NOTE:  The style guide requires body: "snapshot" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * Note that certain properties of a snapshot are not modifiable.
      * 

      */
     public com.google.pubsub.v1.Snapshot updateSnapshot(com.google.pubsub.v1.UpdateSnapshotRequest request) {
@@ -1377,7 +1486,11 @@ public com.google.pubsub.v1.Snapshot updateSnapshot(com.google.pubsub.v1.UpdateS
 
     /**
      * 
-     * Removes an existing snapshot. All messages retained in the snapshot
+     * Removes an existing snapshot. <br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * When the snapshot is deleted, all messages retained in the snapshot
      * are immediately dropped. After a snapshot is deleted, a new one may be
      * created with the same name, but the new one has no association with the old
      * snapshot or its subscription, unless the same subscription is specified.
@@ -1391,7 +1504,10 @@ public com.google.protobuf.Empty deleteSnapshot(com.google.pubsub.v1.DeleteSnaps
     /**
      * 
      * Seeks an existing subscription to a point in time or to a given snapshot,
-     * whichever is provided in the request.
+     * whichever is provided in the request.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public com.google.pubsub.v1.SeekResponse seek(com.google.pubsub.v1.SeekRequest request) {
@@ -1403,7 +1519,8 @@ public com.google.pubsub.v1.SeekResponse seek(com.google.pubsub.v1.SeekRequest r
   /**
    * 
    * The service that an application uses to manipulate subscriptions and to
-   * consume messages from a subscription via the `Pull` method.
+   * consume messages from a subscription via the `Pull` method or by
+   * establishing a bi-directional stream using the `StreamingPull` method.
    * 

    */
   public static final class SubscriberFutureStub extends io.grpc.stub.AbstractStub {
@@ -1424,7 +1541,8 @@ protected SubscriberFutureStub build(io.grpc.Channel channel,
 
     /**
      * 
-     * Creates a subscription to a given topic.
+     * Creates a subscription to a given topic. See the
+     * <a href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
      * If the subscription already exists, returns `ALREADY_EXISTS`.
      * If the corresponding topic doesn't exist, returns `NOT_FOUND`.
      * If the name is not provided in the request, the server will assign a random
@@ -1456,10 +1574,6 @@ public com.google.common.util.concurrent.ListenableFuture
      * Updates an existing subscription. Note that certain properties of a
      * subscription, such as its topic, are not modifiable.
-     * NOTE:  The style guide requires body: "subscription" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture updateSubscription(
@@ -1556,7 +1670,24 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Lists the existing snapshots.
+     * Gets the configuration details of a snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * 

+     */
+    public com.google.common.util.concurrent.ListenableFuture getSnapshot(
+        com.google.pubsub.v1.GetSnapshotRequest request) {
+      return futureUnaryCall(
+          getChannel().newCall(getGetSnapshotMethodHelper(), getCallOptions()), request);
+    }
+
+    /**
+     * 
+     * Lists the existing snapshots.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture listSnapshots(
@@ -1567,15 +1698,21 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Creates a snapshot from the requested subscription.
+     * Creates a snapshot from the requested subscription.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * If the snapshot already exists, returns `ALREADY_EXISTS`.
      * If the requested subscription doesn't exist, returns `NOT_FOUND`.
-     * If the name is not provided in the request, the server will assign a random
+     * If the backlog in the subscription is too old -- and the resulting snapshot
+     * would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned.
+     * See also the `Snapshot.expire_time` field. If the name is not provided in
+     * the request, the server will assign a random
      * name for this snapshot on the same project as the subscription, conforming
-     * to the
-     * [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
-     * The generated name is populated in the returned Snapshot object.
-     * Note that for REST API requests, you must specify a name in the request.
+     * to the [resource name format](https://cloud.google.com/pubsub/docs/overview#names).
+     * The generated
+     * name is populated in the returned Snapshot object. Note that for REST API
+     * requests, you must specify a name in the request.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture createSnapshot(
@@ -1586,12 +1723,11 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Updates an existing snapshot. Note that certain properties of a snapshot
-     * are not modifiable.
-     * NOTE:  The style guide requires body: "snapshot" instead of body: "*".
-     * Keeping the latter for internal consistency in V1, however it should be
-     * corrected in V2.  See
-     * https://cloud.google.com/apis/design/standard_methods#update for details.
+     * Updates an existing snapshot.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * Note that certain properties of a snapshot are not modifiable.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture updateSnapshot(
@@ -1602,7 +1738,11 @@ public com.google.common.util.concurrent.ListenableFuture
-     * Removes an existing snapshot. All messages retained in the snapshot
+     * Removes an existing snapshot. <br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
+     * When the snapshot is deleted, all messages retained in the snapshot
      * are immediately dropped. After a snapshot is deleted, a new one may be
      * created with the same name, but the new one has no association with the old
      * snapshot or its subscription, unless the same subscription is specified.
@@ -1617,7 +1757,10 @@ public com.google.common.util.concurrent.ListenableFuture
      * Seeks an existing subscription to a point in time or to a given snapshot,
-     * whichever is provided in the request.
+     * whichever is provided in the request.<br><br>
+     * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+     * changed in backward-incompatible ways and is not recommended for production
+     * use. It is not subject to any SLA or deprecation policy.
      * 

      */
     public com.google.common.util.concurrent.ListenableFuture seek(
@@ -1636,12 +1779,13 @@ public com.google.common.util.concurrent.ListenableFuture implements
       io.grpc.stub.ServerCalls.UnaryMethod,
@@ -1696,6 +1840,10 @@ public void invoke(Req request, io.grpc.stub.StreamObserver responseObserv
           serviceImpl.modifyPushConfig((com.google.pubsub.v1.ModifyPushConfigRequest) request,
               (io.grpc.stub.StreamObserver) responseObserver);
           break;
+        case METHODID_GET_SNAPSHOT:
+          serviceImpl.getSnapshot((com.google.pubsub.v1.GetSnapshotRequest) request,
+              (io.grpc.stub.StreamObserver) responseObserver);
+          break;
         case METHODID_LIST_SNAPSHOTS:
           serviceImpl.listSnapshots((com.google.pubsub.v1.ListSnapshotsRequest) request,
               (io.grpc.stub.StreamObserver) responseObserver);
@@ -1790,6 +1938,7 @@ public static io.grpc.ServiceDescriptor getServiceDescriptor() {
               .addMethod(getPullMethodHelper())
               .addMethod(getStreamingPullMethodHelper())
               .addMethod(getModifyPushConfigMethodHelper())
+              .addMethod(getGetSnapshotMethodHelper())
               .addMethod(getListSnapshotsMethodHelper())
               .addMethod(getCreateSnapshotMethodHelper())
               .addMethod(getUpdateSnapshotMethodHelper())
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequest.java
index f6374d302c9a..2ec18ef7bb53 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequest.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequest.java
@@ -5,7 +5,10 @@
 
 /**
  * 
- * Request for the `CreateSnapshot` method.
+ * Request for the `CreateSnapshot` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed in
+ * backward-incompatible ways and is not recommended for production use.
+ * It is not subject to any SLA or deprecation policy.
  * 

  *
  * Protobuf type {@code google.pubsub.v1.CreateSnapshotRequest}
@@ -67,6 +70,19 @@ private CreateSnapshotRequest(
             subscription_ = s;
             break;
           }
+          case 26: {
+            if (!((mutable_bitField0_ & 0x00000004) == 0x00000004)) {
+              labels_ = com.google.protobuf.MapField.newMapField(
+                  LabelsDefaultEntryHolder.defaultEntry);
+              mutable_bitField0_ |= 0x00000004;
+            }
+            com.google.protobuf.MapEntry
+            labels__ = input.readMessage(
+                LabelsDefaultEntryHolder.defaultEntry.getParserForType(), extensionRegistry);
+            labels_.getMutableMap().put(
+                labels__.getKey(), labels__.getValue());
+            break;
+          }
         }
       }
     } catch (com.google.protobuf.InvalidProtocolBufferException e) {
@@ -84,6 +100,17 @@ private CreateSnapshotRequest(
     return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_CreateSnapshotRequest_descriptor;
   }
 
+  @SuppressWarnings({"rawtypes"})
+  protected com.google.protobuf.MapField internalGetMapField(
+      int number) {
+    switch (number) {
+      case 3:
+        return internalGetLabels();
+      default:
+        throw new RuntimeException(
+            "Invalid map field number: " + number);
+    }
+  }
   protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internalGetFieldAccessorTable() {
     return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_CreateSnapshotRequest_fieldAccessorTable
@@ -91,6 +118,7 @@ private CreateSnapshotRequest(
             com.google.pubsub.v1.CreateSnapshotRequest.class, com.google.pubsub.v1.CreateSnapshotRequest.Builder.class);
   }
 
+  private int bitField0_;
   public static final int NAME_FIELD_NUMBER = 1;
   private volatile java.lang.Object name_;
   /**
@@ -199,6 +227,98 @@ public java.lang.String getSubscription() {
     }
   }
 
+  public static final int LABELS_FIELD_NUMBER = 3;
+  private static final class LabelsDefaultEntryHolder {
+    static final com.google.protobuf.MapEntry<
+        java.lang.String, java.lang.String> defaultEntry =
+            com.google.protobuf.MapEntry
+            .newDefaultInstance(
+                com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_descriptor, 
+                com.google.protobuf.WireFormat.FieldType.STRING,
+                "",
+                com.google.protobuf.WireFormat.FieldType.STRING,
+                "");
+  }
+  private com.google.protobuf.MapField<
+      java.lang.String, java.lang.String> labels_;
+  private com.google.protobuf.MapField
+  internalGetLabels() {
+    if (labels_ == null) {
+      return com.google.protobuf.MapField.emptyMapField(
+          LabelsDefaultEntryHolder.defaultEntry);
+    }
+    return labels_;
+  }
+
+  public int getLabelsCount() {
+    return internalGetLabels().getMap().size();
+  }
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  public boolean containsLabels(
+      java.lang.String key) {
+    if (key == null) { throw new java.lang.NullPointerException(); }
+    return internalGetLabels().getMap().containsKey(key);
+  }
+  /**
+   * Use {@link #getLabelsMap()} instead.
+   */
+  @java.lang.Deprecated
+  public java.util.Map getLabels() {
+    return getLabelsMap();
+  }
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  public java.util.Map getLabelsMap() {
+    return internalGetLabels().getMap();
+  }
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  public java.lang.String getLabelsOrDefault(
+      java.lang.String key,
+      java.lang.String defaultValue) {
+    if (key == null) { throw new java.lang.NullPointerException(); }
+    java.util.Map map =
+        internalGetLabels().getMap();
+    return map.containsKey(key) ? map.get(key) : defaultValue;
+  }
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  public java.lang.String getLabelsOrThrow(
+      java.lang.String key) {
+    if (key == null) { throw new java.lang.NullPointerException(); }
+    java.util.Map map =
+        internalGetLabels().getMap();
+    if (!map.containsKey(key)) {
+      throw new java.lang.IllegalArgumentException();
+    }
+    return map.get(key);
+  }
+
   private byte memoizedIsInitialized = -1;
   public final boolean isInitialized() {
     byte isInitialized = memoizedIsInitialized;
@@ -217,6 +337,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
     if (!getSubscriptionBytes().isEmpty()) {
       com.google.protobuf.GeneratedMessageV3.writeString(output, 2, subscription_);
     }
+    com.google.protobuf.GeneratedMessageV3
+      .serializeStringMapTo(
+        output,
+        internalGetLabels(),
+        LabelsDefaultEntryHolder.defaultEntry,
+        3);
     unknownFields.writeTo(output);
   }
 
@@ -231,6 +357,16 @@ public int getSerializedSize() {
     if (!getSubscriptionBytes().isEmpty()) {
       size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, subscription_);
     }
+    for (java.util.Map.Entry entry
+         : internalGetLabels().getMap().entrySet()) {
+      com.google.protobuf.MapEntry
+      labels__ = LabelsDefaultEntryHolder.defaultEntry.newBuilderForType()
+          .setKey(entry.getKey())
+          .setValue(entry.getValue())
+          .build();
+      size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(3, labels__);
+    }
     size += unknownFields.getSerializedSize();
     memoizedSize = size;
     return size;
@@ -251,6 +387,8 @@ public boolean equals(final java.lang.Object obj) {
         .equals(other.getName());
     result = result && getSubscription()
         .equals(other.getSubscription());
+    result = result && internalGetLabels().equals(
+        other.internalGetLabels());
     result = result && unknownFields.equals(other.unknownFields);
     return result;
   }
@@ -266,6 +404,10 @@ public int hashCode() {
     hash = (53 * hash) + getName().hashCode();
     hash = (37 * hash) + SUBSCRIPTION_FIELD_NUMBER;
     hash = (53 * hash) + getSubscription().hashCode();
+    if (!internalGetLabels().getMap().isEmpty()) {
+      hash = (37 * hash) + LABELS_FIELD_NUMBER;
+      hash = (53 * hash) + internalGetLabels().hashCode();
+    }
     hash = (29 * hash) + unknownFields.hashCode();
     memoizedHashCode = hash;
     return hash;
@@ -361,7 +503,10 @@ protected Builder newBuilderForType(
   }
   /**
    * 
-   * Request for the `CreateSnapshot` method.
+   * Request for the `CreateSnapshot` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed in
+   * backward-incompatible ways and is not recommended for production use.
+   * It is not subject to any SLA or deprecation policy.
    * 

    *
    * Protobuf type {@code google.pubsub.v1.CreateSnapshotRequest}
@@ -375,6 +520,28 @@ public static final class Builder extends
       return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_CreateSnapshotRequest_descriptor;
     }
 
+    @SuppressWarnings({"rawtypes"})
+    protected com.google.protobuf.MapField internalGetMapField(
+        int number) {
+      switch (number) {
+        case 3:
+          return internalGetLabels();
+        default:
+          throw new RuntimeException(
+              "Invalid map field number: " + number);
+      }
+    }
+    @SuppressWarnings({"rawtypes"})
+    protected com.google.protobuf.MapField internalGetMutableMapField(
+        int number) {
+      switch (number) {
+        case 3:
+          return internalGetMutableLabels();
+        default:
+          throw new RuntimeException(
+              "Invalid map field number: " + number);
+      }
+    }
     protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
         internalGetFieldAccessorTable() {
       return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_CreateSnapshotRequest_fieldAccessorTable
@@ -403,6 +570,7 @@ public Builder clear() {
 
       subscription_ = "";
 
+      internalGetMutableLabels().clear();
       return this;
     }
 
@@ -425,8 +593,13 @@ public com.google.pubsub.v1.CreateSnapshotRequest build() {
 
     public com.google.pubsub.v1.CreateSnapshotRequest buildPartial() {
       com.google.pubsub.v1.CreateSnapshotRequest result = new com.google.pubsub.v1.CreateSnapshotRequest(this);
+      int from_bitField0_ = bitField0_;
+      int to_bitField0_ = 0;
       result.name_ = name_;
       result.subscription_ = subscription_;
+      result.labels_ = internalGetLabels();
+      result.labels_.makeImmutable();
+      result.bitField0_ = to_bitField0_;
       onBuilt();
       return result;
     }
@@ -476,6 +649,8 @@ public Builder mergeFrom(com.google.pubsub.v1.CreateSnapshotRequest other) {
         subscription_ = other.subscription_;
         onChanged();
       }
+      internalGetMutableLabels().mergeFrom(
+          other.internalGetLabels());
       this.mergeUnknownFields(other.unknownFields);
       onChanged();
       return this;
@@ -502,6 +677,7 @@ public Builder mergeFrom(
       }
       return this;
     }
+    private int bitField0_;
 
     private java.lang.Object name_ = "";
     /**
@@ -740,6 +916,157 @@ public Builder setSubscriptionBytes(
       onChanged();
       return this;
     }
+
+    private com.google.protobuf.MapField<
+        java.lang.String, java.lang.String> labels_;
+    private com.google.protobuf.MapField
+    internalGetLabels() {
+      if (labels_ == null) {
+        return com.google.protobuf.MapField.emptyMapField(
+            LabelsDefaultEntryHolder.defaultEntry);
+      }
+      return labels_;
+    }
+    private com.google.protobuf.MapField
+    internalGetMutableLabels() {
+      onChanged();;
+      if (labels_ == null) {
+        labels_ = com.google.protobuf.MapField.newMapField(
+            LabelsDefaultEntryHolder.defaultEntry);
+      }
+      if (!labels_.isMutable()) {
+        labels_ = labels_.copy();
+      }
+      return labels_;
+    }
+
+    public int getLabelsCount() {
+      return internalGetLabels().getMap().size();
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public boolean containsLabels(
+        java.lang.String key) {
+      if (key == null) { throw new java.lang.NullPointerException(); }
+      return internalGetLabels().getMap().containsKey(key);
+    }
+    /**
+     * Use {@link #getLabelsMap()} instead.
+     */
+    @java.lang.Deprecated
+    public java.util.Map getLabels() {
+      return getLabelsMap();
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public java.util.Map getLabelsMap() {
+      return internalGetLabels().getMap();
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public java.lang.String getLabelsOrDefault(
+        java.lang.String key,
+        java.lang.String defaultValue) {
+      if (key == null) { throw new java.lang.NullPointerException(); }
+      java.util.Map map =
+          internalGetLabels().getMap();
+      return map.containsKey(key) ? map.get(key) : defaultValue;
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public java.lang.String getLabelsOrThrow(
+        java.lang.String key) {
+      if (key == null) { throw new java.lang.NullPointerException(); }
+      java.util.Map map =
+          internalGetLabels().getMap();
+      if (!map.containsKey(key)) {
+        throw new java.lang.IllegalArgumentException();
+      }
+      return map.get(key);
+    }
+
+    public Builder clearLabels() {
+      internalGetMutableLabels().getMutableMap()
+          .clear();
+      return this;
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public Builder removeLabels(
+        java.lang.String key) {
+      if (key == null) { throw new java.lang.NullPointerException(); }
+      internalGetMutableLabels().getMutableMap()
+          .remove(key);
+      return this;
+    }
+    /**
+     * Use alternate mutation accessors instead.
+     */
+    @java.lang.Deprecated
+    public java.util.Map
+    getMutableLabels() {
+      return internalGetMutableLabels().getMutableMap();
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+    public Builder putLabels(
+        java.lang.String key,
+        java.lang.String value) {
+      if (key == null) { throw new java.lang.NullPointerException(); }
+      if (value == null) { throw new java.lang.NullPointerException(); }
+      internalGetMutableLabels().getMutableMap()
+          .put(key, value);
+      return this;
+    }
+    /**
+     * 
+     * User labels.
+     * 

+     *
+     * map<string, string> labels = 3;
+     */
+
+    public Builder putAllLabels(
+        java.util.Map values) {
+      internalGetMutableLabels().getMutableMap()
+          .putAll(values);
+      return this;
+    }
     public final Builder setUnknownFields(
         final com.google.protobuf.UnknownFieldSet unknownFields) {
       return super.setUnknownFieldsProto3(unknownFields);
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequestOrBuilder.java
index 8749f67aa2a9..1d7b101782d2 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequestOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/CreateSnapshotRequestOrBuilder.java
@@ -66,4 +66,58 @@ public interface CreateSnapshotRequestOrBuilder extends
    */
   com.google.protobuf.ByteString
       getSubscriptionBytes();
+
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+  int getLabelsCount();
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+  boolean containsLabels(
+      java.lang.String key);
+  /**
+   * Use {@link #getLabelsMap()} instead.
+   */
+  @java.lang.Deprecated
+  java.util.Map
+  getLabels();
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+  java.util.Map
+  getLabelsMap();
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  java.lang.String getLabelsOrDefault(
+      java.lang.String key,
+      java.lang.String defaultValue);
+  /**
+   * 
+   * User labels.
+   * 

+   *
+   * map<string, string> labels = 3;
+   */
+
+  java.lang.String getLabelsOrThrow(
+      java.lang.String key);
 }
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/DeleteSnapshotRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/DeleteSnapshotRequest.java
index 6b92fdcea2b9..9b80ba7e6861 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/DeleteSnapshotRequest.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/DeleteSnapshotRequest.java
@@ -5,7 +5,10 @@
 
 /**
  * 
- * Request for the `DeleteSnapshot` method.
+ * Request for the `DeleteSnapshot` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  * 

  *
  * Protobuf type {@code google.pubsub.v1.DeleteSnapshotRequest}
@@ -280,7 +283,10 @@ protected Builder newBuilderForType(
   }
   /**
    * 
-   * Request for the `DeleteSnapshot` method.
+   * Request for the `DeleteSnapshot` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    * 

    *
    * Protobuf type {@code google.pubsub.v1.DeleteSnapshotRequest}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequest.java
new file mode 100644
index 000000000000..af81a90b40e5
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequest.java
@@ -0,0 +1,565 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+/**
+ * 
+ * Request for the GetSnapshot method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
+ * 

+ *
+ * Protobuf type {@code google.pubsub.v1.GetSnapshotRequest}
+ */
+public  final class GetSnapshotRequest extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:google.pubsub.v1.GetSnapshotRequest)
+    GetSnapshotRequestOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use GetSnapshotRequest.newBuilder() to construct.
+  private GetSnapshotRequest(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private GetSnapshotRequest() {
+    snapshot_ = "";
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  private GetSnapshotRequest(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    this();
+    if (extensionRegistry == null) {
+      throw new java.lang.NullPointerException();
+    }
+    int mutable_bitField0_ = 0;
+    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+        com.google.protobuf.UnknownFieldSet.newBuilder();
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          default: {
+            if (!parseUnknownFieldProto3(
+                input, unknownFields, extensionRegistry, tag)) {
+              done = true;
+            }
+            break;
+          }
+          case 10: {
+            java.lang.String s = input.readStringRequireUtf8();
+
+            snapshot_ = s;
+            break;
+          }
+        }
+      }
+    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new com.google.protobuf.InvalidProtocolBufferException(
+          e).setUnfinishedMessage(this);
+    } finally {
+      this.unknownFields = unknownFields.build();
+      makeExtensionsImmutable();
+    }
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor;
+  }
+
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_GetSnapshotRequest_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.google.pubsub.v1.GetSnapshotRequest.class, com.google.pubsub.v1.GetSnapshotRequest.Builder.class);
+  }
+
+  public static final int SNAPSHOT_FIELD_NUMBER = 1;
+  private volatile java.lang.Object snapshot_;
+  /**
+   * 
+   * The name of the snapshot to get.
+   * Format is `projects/{project}/snapshots/{snap}`.
+   * 

+   *
+   * string snapshot = 1;
+   */
+  public java.lang.String getSnapshot() {
+    java.lang.Object ref = snapshot_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      snapshot_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * The name of the snapshot to get.
+   * Format is `projects/{project}/snapshots/{snap}`.
+   * 

+   *
+   * string snapshot = 1;
+   */
+  public com.google.protobuf.ByteString
+      getSnapshotBytes() {
+    java.lang.Object ref = snapshot_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      snapshot_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  private byte memoizedIsInitialized = -1;
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (!getSnapshotBytes().isEmpty()) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, snapshot_);
+    }
+    unknownFields.writeTo(output);
+  }
+
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!getSnapshotBytes().isEmpty()) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, snapshot_);
+    }
+    size += unknownFields.getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.google.pubsub.v1.GetSnapshotRequest)) {
+      return super.equals(obj);
+    }
+    com.google.pubsub.v1.GetSnapshotRequest other = (com.google.pubsub.v1.GetSnapshotRequest) obj;
+
+    boolean result = true;
+    result = result && getSnapshot()
+        .equals(other.getSnapshot());
+    result = result && unknownFields.equals(other.unknownFields);
+    return result;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + SNAPSHOT_FIELD_NUMBER;
+    hash = (53 * hash) + getSnapshot().hashCode();
+    hash = (29 * hash) + unknownFields.hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.GetSnapshotRequest parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.google.pubsub.v1.GetSnapshotRequest prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * Request for the GetSnapshot method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
+   * 

+   *
+   * Protobuf type {@code google.pubsub.v1.GetSnapshotRequest}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:google.pubsub.v1.GetSnapshotRequest)
+      com.google.pubsub.v1.GetSnapshotRequestOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_GetSnapshotRequest_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.pubsub.v1.GetSnapshotRequest.class, com.google.pubsub.v1.GetSnapshotRequest.Builder.class);
+    }
+
+    // Construct using com.google.pubsub.v1.GetSnapshotRequest.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+      maybeForceBuilderInitialization();
+    }
+    private void maybeForceBuilderInitialization() {
+      if (com.google.protobuf.GeneratedMessageV3
+              .alwaysUseFieldBuilders) {
+      }
+    }
+    public Builder clear() {
+      super.clear();
+      snapshot_ = "";
+
+      return this;
+    }
+
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor;
+    }
+
+    public com.google.pubsub.v1.GetSnapshotRequest getDefaultInstanceForType() {
+      return com.google.pubsub.v1.GetSnapshotRequest.getDefaultInstance();
+    }
+
+    public com.google.pubsub.v1.GetSnapshotRequest build() {
+      com.google.pubsub.v1.GetSnapshotRequest result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    public com.google.pubsub.v1.GetSnapshotRequest buildPartial() {
+      com.google.pubsub.v1.GetSnapshotRequest result = new com.google.pubsub.v1.GetSnapshotRequest(this);
+      result.snapshot_ = snapshot_;
+      onBuilt();
+      return result;
+    }
+
+    public Builder clone() {
+      return (Builder) super.clone();
+    }
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.setField(field, value);
+    }
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return (Builder) super.clearField(field);
+    }
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return (Builder) super.clearOneof(oneof);
+    }
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return (Builder) super.setRepeatedField(field, index, value);
+    }
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.addRepeatedField(field, value);
+    }
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.google.pubsub.v1.GetSnapshotRequest) {
+        return mergeFrom((com.google.pubsub.v1.GetSnapshotRequest)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.google.pubsub.v1.GetSnapshotRequest other) {
+      if (other == com.google.pubsub.v1.GetSnapshotRequest.getDefaultInstance()) return this;
+      if (!other.getSnapshot().isEmpty()) {
+        snapshot_ = other.snapshot_;
+        onChanged();
+      }
+      this.mergeUnknownFields(other.unknownFields);
+      onChanged();
+      return this;
+    }
+
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      com.google.pubsub.v1.GetSnapshotRequest parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage = (com.google.pubsub.v1.GetSnapshotRequest) e.getUnfinishedMessage();
+        throw e.unwrapIOException();
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+
+    private java.lang.Object snapshot_ = "";
+    /**
+     * 
+     * The name of the snapshot to get.
+     * Format is `projects/{project}/snapshots/{snap}`.
+     * 

+     *
+     * string snapshot = 1;
+     */
+    public java.lang.String getSnapshot() {
+      java.lang.Object ref = snapshot_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        snapshot_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the snapshot to get.
+     * Format is `projects/{project}/snapshots/{snap}`.
+     * 

+     *
+     * string snapshot = 1;
+     */
+    public com.google.protobuf.ByteString
+        getSnapshotBytes() {
+      java.lang.Object ref = snapshot_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        snapshot_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the snapshot to get.
+     * Format is `projects/{project}/snapshots/{snap}`.
+     * 

+     *
+     * string snapshot = 1;
+     */
+    public Builder setSnapshot(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  
+      snapshot_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the snapshot to get.
+     * Format is `projects/{project}/snapshots/{snap}`.
+     * 

+     *
+     * string snapshot = 1;
+     */
+    public Builder clearSnapshot() {
+      
+      snapshot_ = getDefaultInstance().getSnapshot();
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the snapshot to get.
+     * Format is `projects/{project}/snapshots/{snap}`.
+     * 

+     *
+     * string snapshot = 1;
+     */
+    public Builder setSnapshotBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      
+      snapshot_ = value;
+      onChanged();
+      return this;
+    }
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFieldsProto3(unknownFields);
+    }
+
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:google.pubsub.v1.GetSnapshotRequest)
+  }
+
+  // @@protoc_insertion_point(class_scope:google.pubsub.v1.GetSnapshotRequest)
+  private static final com.google.pubsub.v1.GetSnapshotRequest DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.google.pubsub.v1.GetSnapshotRequest();
+  }
+
+  public static com.google.pubsub.v1.GetSnapshotRequest getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    public GetSnapshotRequest parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return new GetSnapshotRequest(input, extensionRegistry);
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  public com.google.pubsub.v1.GetSnapshotRequest getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequestOrBuilder.java
new file mode 100644
index 000000000000..9de92daf1b22
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/GetSnapshotRequestOrBuilder.java
@@ -0,0 +1,29 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+public interface GetSnapshotRequestOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:google.pubsub.v1.GetSnapshotRequest)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The name of the snapshot to get.
+   * Format is `projects/{project}/snapshots/{snap}`.
+   * 

+   *
+   * string snapshot = 1;
+   */
+  java.lang.String getSnapshot();
+  /**
+   * 
+   * The name of the snapshot to get.
+   * Format is `projects/{project}/snapshots/{snap}`.
+   * 

+   *
+   * string snapshot = 1;
+   */
+  com.google.protobuf.ByteString
+      getSnapshotBytes();
+}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsRequest.java
index cdee470682ec..58d9416c5a20 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsRequest.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsRequest.java
@@ -5,7 +5,10 @@
 
 /**
  * 
- * Request for the `ListSnapshots` method.
+ * Request for the `ListSnapshots` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  * 

  *
  * Protobuf type {@code google.pubsub.v1.ListSnapshotsRequest}
@@ -373,7 +376,10 @@ protected Builder newBuilderForType(
   }
   /**
    * 
-   * Request for the `ListSnapshots` method.
+   * Request for the `ListSnapshots` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    * 

    *
    * Protobuf type {@code google.pubsub.v1.ListSnapshotsRequest}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsResponse.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsResponse.java
index 3b313dfe5f30..3b9331958238 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsResponse.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListSnapshotsResponse.java
@@ -5,7 +5,10 @@
 
 /**
  * 
- * Response for the `ListSnapshots` method.
+ * Response for the `ListSnapshots` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  * 

  *
  * Protobuf type {@code google.pubsub.v1.ListSnapshotsResponse}
@@ -362,7 +365,10 @@ protected Builder newBuilderForType(
   }
   /**
    * 
-   * Response for the `ListSnapshots` method.
+   * Response for the `ListSnapshots` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    * 

    *
    * Protobuf type {@code google.pubsub.v1.ListSnapshotsResponse}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequest.java
new file mode 100644
index 000000000000..34e695c42c1a
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequest.java
@@ -0,0 +1,808 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+/**
+ * 
+ * Request for the `ListTopicSnapshots` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
+ * 

+ *
+ * Protobuf type {@code google.pubsub.v1.ListTopicSnapshotsRequest}
+ */
+public  final class ListTopicSnapshotsRequest extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:google.pubsub.v1.ListTopicSnapshotsRequest)
+    ListTopicSnapshotsRequestOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use ListTopicSnapshotsRequest.newBuilder() to construct.
+  private ListTopicSnapshotsRequest(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private ListTopicSnapshotsRequest() {
+    topic_ = "";
+    pageSize_ = 0;
+    pageToken_ = "";
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  private ListTopicSnapshotsRequest(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    this();
+    if (extensionRegistry == null) {
+      throw new java.lang.NullPointerException();
+    }
+    int mutable_bitField0_ = 0;
+    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+        com.google.protobuf.UnknownFieldSet.newBuilder();
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          default: {
+            if (!parseUnknownFieldProto3(
+                input, unknownFields, extensionRegistry, tag)) {
+              done = true;
+            }
+            break;
+          }
+          case 10: {
+            java.lang.String s = input.readStringRequireUtf8();
+
+            topic_ = s;
+            break;
+          }
+          case 16: {
+
+            pageSize_ = input.readInt32();
+            break;
+          }
+          case 26: {
+            java.lang.String s = input.readStringRequireUtf8();
+
+            pageToken_ = s;
+            break;
+          }
+        }
+      }
+    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new com.google.protobuf.InvalidProtocolBufferException(
+          e).setUnfinishedMessage(this);
+    } finally {
+      this.unknownFields = unknownFields.build();
+      makeExtensionsImmutable();
+    }
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor;
+  }
+
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.google.pubsub.v1.ListTopicSnapshotsRequest.class, com.google.pubsub.v1.ListTopicSnapshotsRequest.Builder.class);
+  }
+
+  public static final int TOPIC_FIELD_NUMBER = 1;
+  private volatile java.lang.Object topic_;
+  /**
+   * 
+   * The name of the topic that snapshots are attached to.
+   * Format is `projects/{project}/topics/{topic}`.
+   * 

+   *
+   * string topic = 1;
+   */
+  public java.lang.String getTopic() {
+    java.lang.Object ref = topic_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      topic_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * The name of the topic that snapshots are attached to.
+   * Format is `projects/{project}/topics/{topic}`.
+   * 

+   *
+   * string topic = 1;
+   */
+  public com.google.protobuf.ByteString
+      getTopicBytes() {
+    java.lang.Object ref = topic_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      topic_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  public static final int PAGE_SIZE_FIELD_NUMBER = 2;
+  private int pageSize_;
+  /**
+   * 
+   * Maximum number of snapshot names to return.
+   * 

+   *
+   * int32 page_size = 2;
+   */
+  public int getPageSize() {
+    return pageSize_;
+  }
+
+  public static final int PAGE_TOKEN_FIELD_NUMBER = 3;
+  private volatile java.lang.Object pageToken_;
+  /**
+   * 
+   * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+   * that this is a continuation of a prior `ListTopicSnapshots` call, and
+   * that the system should return the next page of data.
+   * 

+   *
+   * string page_token = 3;
+   */
+  public java.lang.String getPageToken() {
+    java.lang.Object ref = pageToken_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      pageToken_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+   * that this is a continuation of a prior `ListTopicSnapshots` call, and
+   * that the system should return the next page of data.
+   * 

+   *
+   * string page_token = 3;
+   */
+  public com.google.protobuf.ByteString
+      getPageTokenBytes() {
+    java.lang.Object ref = pageToken_;
+    if (ref instanceof java.lang.String) {
+      com.google.protobuf.ByteString b = 
+          com.google.protobuf.ByteString.copyFromUtf8(
+              (java.lang.String) ref);
+      pageToken_ = b;
+      return b;
+    } else {
+      return (com.google.protobuf.ByteString) ref;
+    }
+  }
+
+  private byte memoizedIsInitialized = -1;
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    if (!getTopicBytes().isEmpty()) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, topic_);
+    }
+    if (pageSize_ != 0) {
+      output.writeInt32(2, pageSize_);
+    }
+    if (!getPageTokenBytes().isEmpty()) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 3, pageToken_);
+    }
+    unknownFields.writeTo(output);
+  }
+
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    if (!getTopicBytes().isEmpty()) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, topic_);
+    }
+    if (pageSize_ != 0) {
+      size += com.google.protobuf.CodedOutputStream
+        .computeInt32Size(2, pageSize_);
+    }
+    if (!getPageTokenBytes().isEmpty()) {
+      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(3, pageToken_);
+    }
+    size += unknownFields.getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.google.pubsub.v1.ListTopicSnapshotsRequest)) {
+      return super.equals(obj);
+    }
+    com.google.pubsub.v1.ListTopicSnapshotsRequest other = (com.google.pubsub.v1.ListTopicSnapshotsRequest) obj;
+
+    boolean result = true;
+    result = result && getTopic()
+        .equals(other.getTopic());
+    result = result && (getPageSize()
+        == other.getPageSize());
+    result = result && getPageToken()
+        .equals(other.getPageToken());
+    result = result && unknownFields.equals(other.unknownFields);
+    return result;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    hash = (37 * hash) + TOPIC_FIELD_NUMBER;
+    hash = (53 * hash) + getTopic().hashCode();
+    hash = (37 * hash) + PAGE_SIZE_FIELD_NUMBER;
+    hash = (53 * hash) + getPageSize();
+    hash = (37 * hash) + PAGE_TOKEN_FIELD_NUMBER;
+    hash = (53 * hash) + getPageToken().hashCode();
+    hash = (29 * hash) + unknownFields.hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.google.pubsub.v1.ListTopicSnapshotsRequest prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * Request for the `ListTopicSnapshots` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
+   * 

+   *
+   * Protobuf type {@code google.pubsub.v1.ListTopicSnapshotsRequest}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:google.pubsub.v1.ListTopicSnapshotsRequest)
+      com.google.pubsub.v1.ListTopicSnapshotsRequestOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.pubsub.v1.ListTopicSnapshotsRequest.class, com.google.pubsub.v1.ListTopicSnapshotsRequest.Builder.class);
+    }
+
+    // Construct using com.google.pubsub.v1.ListTopicSnapshotsRequest.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+      maybeForceBuilderInitialization();
+    }
+    private void maybeForceBuilderInitialization() {
+      if (com.google.protobuf.GeneratedMessageV3
+              .alwaysUseFieldBuilders) {
+      }
+    }
+    public Builder clear() {
+      super.clear();
+      topic_ = "";
+
+      pageSize_ = 0;
+
+      pageToken_ = "";
+
+      return this;
+    }
+
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor;
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsRequest getDefaultInstanceForType() {
+      return com.google.pubsub.v1.ListTopicSnapshotsRequest.getDefaultInstance();
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsRequest build() {
+      com.google.pubsub.v1.ListTopicSnapshotsRequest result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsRequest buildPartial() {
+      com.google.pubsub.v1.ListTopicSnapshotsRequest result = new com.google.pubsub.v1.ListTopicSnapshotsRequest(this);
+      result.topic_ = topic_;
+      result.pageSize_ = pageSize_;
+      result.pageToken_ = pageToken_;
+      onBuilt();
+      return result;
+    }
+
+    public Builder clone() {
+      return (Builder) super.clone();
+    }
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.setField(field, value);
+    }
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return (Builder) super.clearField(field);
+    }
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return (Builder) super.clearOneof(oneof);
+    }
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return (Builder) super.setRepeatedField(field, index, value);
+    }
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.addRepeatedField(field, value);
+    }
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.google.pubsub.v1.ListTopicSnapshotsRequest) {
+        return mergeFrom((com.google.pubsub.v1.ListTopicSnapshotsRequest)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.google.pubsub.v1.ListTopicSnapshotsRequest other) {
+      if (other == com.google.pubsub.v1.ListTopicSnapshotsRequest.getDefaultInstance()) return this;
+      if (!other.getTopic().isEmpty()) {
+        topic_ = other.topic_;
+        onChanged();
+      }
+      if (other.getPageSize() != 0) {
+        setPageSize(other.getPageSize());
+      }
+      if (!other.getPageToken().isEmpty()) {
+        pageToken_ = other.pageToken_;
+        onChanged();
+      }
+      this.mergeUnknownFields(other.unknownFields);
+      onChanged();
+      return this;
+    }
+
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      com.google.pubsub.v1.ListTopicSnapshotsRequest parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage = (com.google.pubsub.v1.ListTopicSnapshotsRequest) e.getUnfinishedMessage();
+        throw e.unwrapIOException();
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+
+    private java.lang.Object topic_ = "";
+    /**
+     * 
+     * The name of the topic that snapshots are attached to.
+     * Format is `projects/{project}/topics/{topic}`.
+     * 

+     *
+     * string topic = 1;
+     */
+    public java.lang.String getTopic() {
+      java.lang.Object ref = topic_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        topic_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the topic that snapshots are attached to.
+     * Format is `projects/{project}/topics/{topic}`.
+     * 

+     *
+     * string topic = 1;
+     */
+    public com.google.protobuf.ByteString
+        getTopicBytes() {
+      java.lang.Object ref = topic_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        topic_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * The name of the topic that snapshots are attached to.
+     * Format is `projects/{project}/topics/{topic}`.
+     * 

+     *
+     * string topic = 1;
+     */
+    public Builder setTopic(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  
+      topic_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the topic that snapshots are attached to.
+     * Format is `projects/{project}/topics/{topic}`.
+     * 

+     *
+     * string topic = 1;
+     */
+    public Builder clearTopic() {
+      
+      topic_ = getDefaultInstance().getTopic();
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The name of the topic that snapshots are attached to.
+     * Format is `projects/{project}/topics/{topic}`.
+     * 

+     *
+     * string topic = 1;
+     */
+    public Builder setTopicBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      
+      topic_ = value;
+      onChanged();
+      return this;
+    }
+
+    private int pageSize_ ;
+    /**
+     * 
+     * Maximum number of snapshot names to return.
+     * 

+     *
+     * int32 page_size = 2;
+     */
+    public int getPageSize() {
+      return pageSize_;
+    }
+    /**
+     * 
+     * Maximum number of snapshot names to return.
+     * 

+     *
+     * int32 page_size = 2;
+     */
+    public Builder setPageSize(int value) {
+      
+      pageSize_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * Maximum number of snapshot names to return.
+     * 

+     *
+     * int32 page_size = 2;
+     */
+    public Builder clearPageSize() {
+      
+      pageSize_ = 0;
+      onChanged();
+      return this;
+    }
+
+    private java.lang.Object pageToken_ = "";
+    /**
+     * 
+     * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+     * that this is a continuation of a prior `ListTopicSnapshots` call, and
+     * that the system should return the next page of data.
+     * 

+     *
+     * string page_token = 3;
+     */
+    public java.lang.String getPageToken() {
+      java.lang.Object ref = pageToken_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        pageToken_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+     * that this is a continuation of a prior `ListTopicSnapshots` call, and
+     * that the system should return the next page of data.
+     * 

+     *
+     * string page_token = 3;
+     */
+    public com.google.protobuf.ByteString
+        getPageTokenBytes() {
+      java.lang.Object ref = pageToken_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        pageToken_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+     * that this is a continuation of a prior `ListTopicSnapshots` call, and
+     * that the system should return the next page of data.
+     * 

+     *
+     * string page_token = 3;
+     */
+    public Builder setPageToken(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  
+      pageToken_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+     * that this is a continuation of a prior `ListTopicSnapshots` call, and
+     * that the system should return the next page of data.
+     * 

+     *
+     * string page_token = 3;
+     */
+    public Builder clearPageToken() {
+      
+      pageToken_ = getDefaultInstance().getPageToken();
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+     * that this is a continuation of a prior `ListTopicSnapshots` call, and
+     * that the system should return the next page of data.
+     * 

+     *
+     * string page_token = 3;
+     */
+    public Builder setPageTokenBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      
+      pageToken_ = value;
+      onChanged();
+      return this;
+    }
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFieldsProto3(unknownFields);
+    }
+
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:google.pubsub.v1.ListTopicSnapshotsRequest)
+  }
+
+  // @@protoc_insertion_point(class_scope:google.pubsub.v1.ListTopicSnapshotsRequest)
+  private static final com.google.pubsub.v1.ListTopicSnapshotsRequest DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.google.pubsub.v1.ListTopicSnapshotsRequest();
+  }
+
+  public static com.google.pubsub.v1.ListTopicSnapshotsRequest getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    public ListTopicSnapshotsRequest parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return new ListTopicSnapshotsRequest(input, extensionRegistry);
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  public com.google.pubsub.v1.ListTopicSnapshotsRequest getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequestOrBuilder.java
new file mode 100644
index 000000000000..ac27aa29ad3c
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsRequestOrBuilder.java
@@ -0,0 +1,60 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+public interface ListTopicSnapshotsRequestOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:google.pubsub.v1.ListTopicSnapshotsRequest)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The name of the topic that snapshots are attached to.
+   * Format is `projects/{project}/topics/{topic}`.
+   * 

+   *
+   * string topic = 1;
+   */
+  java.lang.String getTopic();
+  /**
+   * 
+   * The name of the topic that snapshots are attached to.
+   * Format is `projects/{project}/topics/{topic}`.
+   * 

+   *
+   * string topic = 1;
+   */
+  com.google.protobuf.ByteString
+      getTopicBytes();
+
+  /**
+   * 
+   * Maximum number of snapshot names to return.
+   * 

+   *
+   * int32 page_size = 2;
+   */
+  int getPageSize();
+
+  /**
+   * 
+   * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+   * that this is a continuation of a prior `ListTopicSnapshots` call, and
+   * that the system should return the next page of data.
+   * 

+   *
+   * string page_token = 3;
+   */
+  java.lang.String getPageToken();
+  /**
+   * 
+   * The value returned by the last `ListTopicSnapshotsResponse`; indicates
+   * that this is a continuation of a prior `ListTopicSnapshots` call, and
+   * that the system should return the next page of data.
+   * 

+   *
+   * string page_token = 3;
+   */
+  com.google.protobuf.ByteString
+      getPageTokenBytes();
+}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponse.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponse.java
new file mode 100644
index 000000000000..dd21ac979ab2
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponse.java
@@ -0,0 +1,799 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+/**
+ * 
+ * Response for the `ListTopicSnapshots` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
+ * 

+ *
+ * Protobuf type {@code google.pubsub.v1.ListTopicSnapshotsResponse}
+ */
+public  final class ListTopicSnapshotsResponse extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:google.pubsub.v1.ListTopicSnapshotsResponse)
+    ListTopicSnapshotsResponseOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use ListTopicSnapshotsResponse.newBuilder() to construct.
+  private ListTopicSnapshotsResponse(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private ListTopicSnapshotsResponse() {
+    snapshots_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+    nextPageToken_ = "";
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  private ListTopicSnapshotsResponse(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    this();
+    if (extensionRegistry == null) {
+      throw new java.lang.NullPointerException();
+    }
+    int mutable_bitField0_ = 0;
+    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+        com.google.protobuf.UnknownFieldSet.newBuilder();
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          default: {
+            if (!parseUnknownFieldProto3(
+                input, unknownFields, extensionRegistry, tag)) {
+              done = true;
+            }
+            break;
+          }
+          case 10: {
+            java.lang.String s = input.readStringRequireUtf8();
+            if (!((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+              snapshots_ = new com.google.protobuf.LazyStringArrayList();
+              mutable_bitField0_ |= 0x00000001;
+            }
+            snapshots_.add(s);
+            break;
+          }
+          case 18: {
+            java.lang.String s = input.readStringRequireUtf8();
+
+            nextPageToken_ = s;
+            break;
+          }
+        }
+      }
+    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new com.google.protobuf.InvalidProtocolBufferException(
+          e).setUnfinishedMessage(this);
+    } finally {
+      if (((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+        snapshots_ = snapshots_.getUnmodifiableView();
+      }
+      this.unknownFields = unknownFields.build();
+      makeExtensionsImmutable();
+    }
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor;
+  }
+
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.google.pubsub.v1.ListTopicSnapshotsResponse.class, com.google.pubsub.v1.ListTopicSnapshotsResponse.Builder.class);
+  }
+
+  private int bitField0_;
+  public static final int SNAPSHOTS_FIELD_NUMBER = 1;
+  private com.google.protobuf.LazyStringList snapshots_;
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  public com.google.protobuf.ProtocolStringList
+      getSnapshotsList() {
+    return snapshots_;
+  }
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  public int getSnapshotsCount() {
+    return snapshots_.size();
+  }
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  public java.lang.String getSnapshots(int index) {
+    return snapshots_.get(index);
+  }
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  public com.google.protobuf.ByteString
+      getSnapshotsBytes(int index) {
+    return snapshots_.getByteString(index);
+  }
+
+  public static final int NEXT_PAGE_TOKEN_FIELD_NUMBER = 2;
+  private volatile java.lang.Object nextPageToken_;
+  /**
+   * 
+   * If not empty, indicates that there may be more snapshots that match
+   * the request; this value should be passed in a new
+   * `ListTopicSnapshotsRequest` to get more snapshots.
+   * 

+   *
+   * string next_page_token = 2;
+   */
+  public java.lang.String getNextPageToken() {
+    java.lang.Object ref = nextPageToken_;
+    if (ref instanceof java.lang.String) {
+      return (java.lang.String) ref;
+    } else {
+      com.google.protobuf.ByteString bs = 
+          (com.google.protobuf.ByteString) ref;
+      java.lang.String s = bs.toStringUtf8();
+      nextPageToken_ = s;
+      return s;
+    }
+  }
+  /**
+   * 
+   * If not empty, indicates that there may be more snapshots that match
+   * the request; this value should be passed in a new
+   * `ListTopicSnapshotsRequest` to get more snapshots.
+   * 

+   *
+   * string next_page_token = 2;
+   */
+  public com.google.protobuf.ByteString
+      getNextPageTokenBytes() {
+    java.lang.Object ref = nextPageToken_;
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+    size = 0;
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+      size += 1 * getSnapshotsList().size();
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+    size += unknownFields.getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.google.pubsub.v1.ListTopicSnapshotsResponse)) {
+      return super.equals(obj);
+    }
+    com.google.pubsub.v1.ListTopicSnapshotsResponse other = (com.google.pubsub.v1.ListTopicSnapshotsResponse) obj;
+
+    boolean result = true;
+    result = result && getSnapshotsList()
+        .equals(other.getSnapshotsList());
+    result = result && getNextPageToken()
+        .equals(other.getNextPageToken());
+    result = result && unknownFields.equals(other.unknownFields);
+    return result;
+  }
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+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
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+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (getSnapshotsCount() > 0) {
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+    hash = (29 * hash) + unknownFields.hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.google.pubsub.v1.ListTopicSnapshotsResponse prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * 
+   * Response for the `ListTopicSnapshots` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
+   * 

+   *
+   * Protobuf type {@code google.pubsub.v1.ListTopicSnapshotsResponse}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:google.pubsub.v1.ListTopicSnapshotsResponse)
+      com.google.pubsub.v1.ListTopicSnapshotsResponseOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.pubsub.v1.ListTopicSnapshotsResponse.class, com.google.pubsub.v1.ListTopicSnapshotsResponse.Builder.class);
+    }
+
+    // Construct using com.google.pubsub.v1.ListTopicSnapshotsResponse.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+      maybeForceBuilderInitialization();
+    }
+    private void maybeForceBuilderInitialization() {
+      if (com.google.protobuf.GeneratedMessageV3
+              .alwaysUseFieldBuilders) {
+      }
+    }
+    public Builder clear() {
+      super.clear();
+      snapshots_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000001);
+      nextPageToken_ = "";
+
+      return this;
+    }
+
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor;
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsResponse getDefaultInstanceForType() {
+      return com.google.pubsub.v1.ListTopicSnapshotsResponse.getDefaultInstance();
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsResponse build() {
+      com.google.pubsub.v1.ListTopicSnapshotsResponse result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    public com.google.pubsub.v1.ListTopicSnapshotsResponse buildPartial() {
+      com.google.pubsub.v1.ListTopicSnapshotsResponse result = new com.google.pubsub.v1.ListTopicSnapshotsResponse(this);
+      int from_bitField0_ = bitField0_;
+      int to_bitField0_ = 0;
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        snapshots_ = snapshots_.getUnmodifiableView();
+        bitField0_ = (bitField0_ & ~0x00000001);
+      }
+      result.snapshots_ = snapshots_;
+      result.nextPageToken_ = nextPageToken_;
+      result.bitField0_ = to_bitField0_;
+      onBuilt();
+      return result;
+    }
+
+    public Builder clone() {
+      return (Builder) super.clone();
+    }
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.setField(field, value);
+    }
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return (Builder) super.clearField(field);
+    }
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return (Builder) super.clearOneof(oneof);
+    }
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return (Builder) super.setRepeatedField(field, index, value);
+    }
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.addRepeatedField(field, value);
+    }
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.google.pubsub.v1.ListTopicSnapshotsResponse) {
+        return mergeFrom((com.google.pubsub.v1.ListTopicSnapshotsResponse)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.google.pubsub.v1.ListTopicSnapshotsResponse other) {
+      if (other == com.google.pubsub.v1.ListTopicSnapshotsResponse.getDefaultInstance()) return this;
+      if (!other.snapshots_.isEmpty()) {
+        if (snapshots_.isEmpty()) {
+          snapshots_ = other.snapshots_;
+          bitField0_ = (bitField0_ & ~0x00000001);
+        } else {
+          ensureSnapshotsIsMutable();
+          snapshots_.addAll(other.snapshots_);
+        }
+        onChanged();
+      }
+      if (!other.getNextPageToken().isEmpty()) {
+        nextPageToken_ = other.nextPageToken_;
+        onChanged();
+      }
+      this.mergeUnknownFields(other.unknownFields);
+      onChanged();
+      return this;
+    }
+
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      com.google.pubsub.v1.ListTopicSnapshotsResponse parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage = (com.google.pubsub.v1.ListTopicSnapshotsResponse) e.getUnfinishedMessage();
+        throw e.unwrapIOException();
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+    private int bitField0_;
+
+    private com.google.protobuf.LazyStringList snapshots_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+    private void ensureSnapshotsIsMutable() {
+      if (!((bitField0_ & 0x00000001) == 0x00000001)) {
+        snapshots_ = new com.google.protobuf.LazyStringArrayList(snapshots_);
+        bitField0_ |= 0x00000001;
+       }
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public com.google.protobuf.ProtocolStringList
+        getSnapshotsList() {
+      return snapshots_.getUnmodifiableView();
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public int getSnapshotsCount() {
+      return snapshots_.size();
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public java.lang.String getSnapshots(int index) {
+      return snapshots_.get(index);
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public com.google.protobuf.ByteString
+        getSnapshotsBytes(int index) {
+      return snapshots_.getByteString(index);
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public Builder setSnapshots(
+        int index, java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureSnapshotsIsMutable();
+      snapshots_.set(index, value);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public Builder addSnapshots(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureSnapshotsIsMutable();
+      snapshots_.add(value);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public Builder addAllSnapshots(
+        java.lang.Iterable values) {
+      ensureSnapshotsIsMutable();
+      com.google.protobuf.AbstractMessageLite.Builder.addAll(
+          values, snapshots_);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public Builder clearSnapshots() {
+      snapshots_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000001);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The names of the snapshots that match the request.
+     * 

+     *
+     * repeated string snapshots = 1;
+     */
+    public Builder addSnapshotsBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      ensureSnapshotsIsMutable();
+      snapshots_.add(value);
+      onChanged();
+      return this;
+    }
+
+    private java.lang.Object nextPageToken_ = "";
+    /**
+     * 
+     * If not empty, indicates that there may be more snapshots that match
+     * the request; this value should be passed in a new
+     * `ListTopicSnapshotsRequest` to get more snapshots.
+     * 

+     *
+     * string next_page_token = 2;
+     */
+    public java.lang.String getNextPageToken() {
+      java.lang.Object ref = nextPageToken_;
+      if (!(ref instanceof java.lang.String)) {
+        com.google.protobuf.ByteString bs =
+            (com.google.protobuf.ByteString) ref;
+        java.lang.String s = bs.toStringUtf8();
+        nextPageToken_ = s;
+        return s;
+      } else {
+        return (java.lang.String) ref;
+      }
+    }
+    /**
+     * 
+     * If not empty, indicates that there may be more snapshots that match
+     * the request; this value should be passed in a new
+     * `ListTopicSnapshotsRequest` to get more snapshots.
+     * 

+     *
+     * string next_page_token = 2;
+     */
+    public com.google.protobuf.ByteString
+        getNextPageTokenBytes() {
+      java.lang.Object ref = nextPageToken_;
+      if (ref instanceof String) {
+        com.google.protobuf.ByteString b = 
+            com.google.protobuf.ByteString.copyFromUtf8(
+                (java.lang.String) ref);
+        nextPageToken_ = b;
+        return b;
+      } else {
+        return (com.google.protobuf.ByteString) ref;
+      }
+    }
+    /**
+     * 
+     * If not empty, indicates that there may be more snapshots that match
+     * the request; this value should be passed in a new
+     * `ListTopicSnapshotsRequest` to get more snapshots.
+     * 

+     *
+     * string next_page_token = 2;
+     */
+    public Builder setNextPageToken(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  
+      nextPageToken_ = value;
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * If not empty, indicates that there may be more snapshots that match
+     * the request; this value should be passed in a new
+     * `ListTopicSnapshotsRequest` to get more snapshots.
+     * 

+     *
+     * string next_page_token = 2;
+     */
+    public Builder clearNextPageToken() {
+      
+      nextPageToken_ = getDefaultInstance().getNextPageToken();
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * If not empty, indicates that there may be more snapshots that match
+     * the request; this value should be passed in a new
+     * `ListTopicSnapshotsRequest` to get more snapshots.
+     * 

+     *
+     * string next_page_token = 2;
+     */
+    public Builder setNextPageTokenBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      
+      nextPageToken_ = value;
+      onChanged();
+      return this;
+    }
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFieldsProto3(unknownFields);
+    }
+
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:google.pubsub.v1.ListTopicSnapshotsResponse)
+  }
+
+  // @@protoc_insertion_point(class_scope:google.pubsub.v1.ListTopicSnapshotsResponse)
+  private static final com.google.pubsub.v1.ListTopicSnapshotsResponse DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.google.pubsub.v1.ListTopicSnapshotsResponse();
+  }
+
+  public static com.google.pubsub.v1.ListTopicSnapshotsResponse getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    public ListTopicSnapshotsResponse parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return new ListTopicSnapshotsResponse(input, extensionRegistry);
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  public com.google.pubsub.v1.ListTopicSnapshotsResponse getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponseOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponseOrBuilder.java
new file mode 100644
index 000000000000..d06df36ea5d7
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ListTopicSnapshotsResponseOrBuilder.java
@@ -0,0 +1,66 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+public interface ListTopicSnapshotsResponseOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:google.pubsub.v1.ListTopicSnapshotsResponse)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  java.util.List
+      getSnapshotsList();
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  int getSnapshotsCount();
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  java.lang.String getSnapshots(int index);
+  /**
+   * 
+   * The names of the snapshots that match the request.
+   * 

+   *
+   * repeated string snapshots = 1;
+   */
+  com.google.protobuf.ByteString
+      getSnapshotsBytes(int index);
+
+  /**
+   * 
+   * If not empty, indicates that there may be more snapshots that match
+   * the request; this value should be passed in a new
+   * `ListTopicSnapshotsRequest` to get more snapshots.
+   * 

+   *
+   * string next_page_token = 2;
+   */
+  java.lang.String getNextPageToken();
+  /**
+   * 
+   * If not empty, indicates that there may be more snapshots that match
+   * the request; this value should be passed in a new
+   * `ListTopicSnapshotsRequest` to get more snapshots.
+   * 

+   *
+   * string next_page_token = 2;
+   */
+  com.google.protobuf.ByteString
+      getNextPageTokenBytes();
+}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicy.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicy.java
new file mode 100644
index 000000000000..d64fc6fe4c6f
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicy.java
@@ -0,0 +1,678 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+/**
+ * Protobuf type {@code google.pubsub.v1.MessageStoragePolicy}
+ */
+public  final class MessageStoragePolicy extends
+    com.google.protobuf.GeneratedMessageV3 implements
+    // @@protoc_insertion_point(message_implements:google.pubsub.v1.MessageStoragePolicy)
+    MessageStoragePolicyOrBuilder {
+private static final long serialVersionUID = 0L;
+  // Use MessageStoragePolicy.newBuilder() to construct.
+  private MessageStoragePolicy(com.google.protobuf.GeneratedMessageV3.Builder builder) {
+    super(builder);
+  }
+  private MessageStoragePolicy() {
+    allowedPersistenceRegions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+  }
+
+  @java.lang.Override
+  public final com.google.protobuf.UnknownFieldSet
+  getUnknownFields() {
+    return this.unknownFields;
+  }
+  private MessageStoragePolicy(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    this();
+    if (extensionRegistry == null) {
+      throw new java.lang.NullPointerException();
+    }
+    int mutable_bitField0_ = 0;
+    com.google.protobuf.UnknownFieldSet.Builder unknownFields =
+        com.google.protobuf.UnknownFieldSet.newBuilder();
+    try {
+      boolean done = false;
+      while (!done) {
+        int tag = input.readTag();
+        switch (tag) {
+          case 0:
+            done = true;
+            break;
+          default: {
+            if (!parseUnknownFieldProto3(
+                input, unknownFields, extensionRegistry, tag)) {
+              done = true;
+            }
+            break;
+          }
+          case 10: {
+            java.lang.String s = input.readStringRequireUtf8();
+            if (!((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+              allowedPersistenceRegions_ = new com.google.protobuf.LazyStringArrayList();
+              mutable_bitField0_ |= 0x00000001;
+            }
+            allowedPersistenceRegions_.add(s);
+            break;
+          }
+        }
+      }
+    } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+      throw e.setUnfinishedMessage(this);
+    } catch (java.io.IOException e) {
+      throw new com.google.protobuf.InvalidProtocolBufferException(
+          e).setUnfinishedMessage(this);
+    } finally {
+      if (((mutable_bitField0_ & 0x00000001) == 0x00000001)) {
+        allowedPersistenceRegions_ = allowedPersistenceRegions_.getUnmodifiableView();
+      }
+      this.unknownFields = unknownFields.build();
+      makeExtensionsImmutable();
+    }
+  }
+  public static final com.google.protobuf.Descriptors.Descriptor
+      getDescriptor() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor;
+  }
+
+  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internalGetFieldAccessorTable() {
+    return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_MessageStoragePolicy_fieldAccessorTable
+        .ensureFieldAccessorsInitialized(
+            com.google.pubsub.v1.MessageStoragePolicy.class, com.google.pubsub.v1.MessageStoragePolicy.Builder.class);
+  }
+
+  public static final int ALLOWED_PERSISTENCE_REGIONS_FIELD_NUMBER = 1;
+  private com.google.protobuf.LazyStringList allowedPersistenceRegions_;
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  public com.google.protobuf.ProtocolStringList
+      getAllowedPersistenceRegionsList() {
+    return allowedPersistenceRegions_;
+  }
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  public int getAllowedPersistenceRegionsCount() {
+    return allowedPersistenceRegions_.size();
+  }
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  public java.lang.String getAllowedPersistenceRegions(int index) {
+    return allowedPersistenceRegions_.get(index);
+  }
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  public com.google.protobuf.ByteString
+      getAllowedPersistenceRegionsBytes(int index) {
+    return allowedPersistenceRegions_.getByteString(index);
+  }
+
+  private byte memoizedIsInitialized = -1;
+  public final boolean isInitialized() {
+    byte isInitialized = memoizedIsInitialized;
+    if (isInitialized == 1) return true;
+    if (isInitialized == 0) return false;
+
+    memoizedIsInitialized = 1;
+    return true;
+  }
+
+  public void writeTo(com.google.protobuf.CodedOutputStream output)
+                      throws java.io.IOException {
+    for (int i = 0; i < allowedPersistenceRegions_.size(); i++) {
+      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, allowedPersistenceRegions_.getRaw(i));
+    }
+    unknownFields.writeTo(output);
+  }
+
+  public int getSerializedSize() {
+    int size = memoizedSize;
+    if (size != -1) return size;
+
+    size = 0;
+    {
+      int dataSize = 0;
+      for (int i = 0; i < allowedPersistenceRegions_.size(); i++) {
+        dataSize += computeStringSizeNoTag(allowedPersistenceRegions_.getRaw(i));
+      }
+      size += dataSize;
+      size += 1 * getAllowedPersistenceRegionsList().size();
+    }
+    size += unknownFields.getSerializedSize();
+    memoizedSize = size;
+    return size;
+  }
+
+  @java.lang.Override
+  public boolean equals(final java.lang.Object obj) {
+    if (obj == this) {
+     return true;
+    }
+    if (!(obj instanceof com.google.pubsub.v1.MessageStoragePolicy)) {
+      return super.equals(obj);
+    }
+    com.google.pubsub.v1.MessageStoragePolicy other = (com.google.pubsub.v1.MessageStoragePolicy) obj;
+
+    boolean result = true;
+    result = result && getAllowedPersistenceRegionsList()
+        .equals(other.getAllowedPersistenceRegionsList());
+    result = result && unknownFields.equals(other.unknownFields);
+    return result;
+  }
+
+  @java.lang.Override
+  public int hashCode() {
+    if (memoizedHashCode != 0) {
+      return memoizedHashCode;
+    }
+    int hash = 41;
+    hash = (19 * hash) + getDescriptor().hashCode();
+    if (getAllowedPersistenceRegionsCount() > 0) {
+      hash = (37 * hash) + ALLOWED_PERSISTENCE_REGIONS_FIELD_NUMBER;
+      hash = (53 * hash) + getAllowedPersistenceRegionsList().hashCode();
+    }
+    hash = (29 * hash) + unknownFields.hashCode();
+    memoizedHashCode = hash;
+    return hash;
+  }
+
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      java.nio.ByteBuffer data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      java.nio.ByteBuffer data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      com.google.protobuf.ByteString data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      com.google.protobuf.ByteString data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(byte[] data)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      byte[] data,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws com.google.protobuf.InvalidProtocolBufferException {
+    return PARSER.parseFrom(data, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseDelimitedFrom(java.io.InputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseDelimitedFrom(
+      java.io.InputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      com.google.protobuf.CodedInputStream input)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input);
+  }
+  public static com.google.pubsub.v1.MessageStoragePolicy parseFrom(
+      com.google.protobuf.CodedInputStream input,
+      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+      throws java.io.IOException {
+    return com.google.protobuf.GeneratedMessageV3
+        .parseWithIOException(PARSER, input, extensionRegistry);
+  }
+
+  public Builder newBuilderForType() { return newBuilder(); }
+  public static Builder newBuilder() {
+    return DEFAULT_INSTANCE.toBuilder();
+  }
+  public static Builder newBuilder(com.google.pubsub.v1.MessageStoragePolicy prototype) {
+    return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+  }
+  public Builder toBuilder() {
+    return this == DEFAULT_INSTANCE
+        ? new Builder() : new Builder().mergeFrom(this);
+  }
+
+  @java.lang.Override
+  protected Builder newBuilderForType(
+      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+    Builder builder = new Builder(parent);
+    return builder;
+  }
+  /**
+   * Protobuf type {@code google.pubsub.v1.MessageStoragePolicy}
+   */
+  public static final class Builder extends
+      com.google.protobuf.GeneratedMessageV3.Builder implements
+      // @@protoc_insertion_point(builder_implements:google.pubsub.v1.MessageStoragePolicy)
+      com.google.pubsub.v1.MessageStoragePolicyOrBuilder {
+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor;
+    }
+
+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+        internalGetFieldAccessorTable() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_MessageStoragePolicy_fieldAccessorTable
+          .ensureFieldAccessorsInitialized(
+              com.google.pubsub.v1.MessageStoragePolicy.class, com.google.pubsub.v1.MessageStoragePolicy.Builder.class);
+    }
+
+    // Construct using com.google.pubsub.v1.MessageStoragePolicy.newBuilder()
+    private Builder() {
+      maybeForceBuilderInitialization();
+    }
+
+    private Builder(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      super(parent);
+      maybeForceBuilderInitialization();
+    }
+    private void maybeForceBuilderInitialization() {
+      if (com.google.protobuf.GeneratedMessageV3
+              .alwaysUseFieldBuilders) {
+      }
+    }
+    public Builder clear() {
+      super.clear();
+      allowedPersistenceRegions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000001);
+      return this;
+    }
+
+    public com.google.protobuf.Descriptors.Descriptor
+        getDescriptorForType() {
+      return com.google.pubsub.v1.PubsubProto.internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor;
+    }
+
+    public com.google.pubsub.v1.MessageStoragePolicy getDefaultInstanceForType() {
+      return com.google.pubsub.v1.MessageStoragePolicy.getDefaultInstance();
+    }
+
+    public com.google.pubsub.v1.MessageStoragePolicy build() {
+      com.google.pubsub.v1.MessageStoragePolicy result = buildPartial();
+      if (!result.isInitialized()) {
+        throw newUninitializedMessageException(result);
+      }
+      return result;
+    }
+
+    public com.google.pubsub.v1.MessageStoragePolicy buildPartial() {
+      com.google.pubsub.v1.MessageStoragePolicy result = new com.google.pubsub.v1.MessageStoragePolicy(this);
+      int from_bitField0_ = bitField0_;
+      if (((bitField0_ & 0x00000001) == 0x00000001)) {
+        allowedPersistenceRegions_ = allowedPersistenceRegions_.getUnmodifiableView();
+        bitField0_ = (bitField0_ & ~0x00000001);
+      }
+      result.allowedPersistenceRegions_ = allowedPersistenceRegions_;
+      onBuilt();
+      return result;
+    }
+
+    public Builder clone() {
+      return (Builder) super.clone();
+    }
+    public Builder setField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.setField(field, value);
+    }
+    public Builder clearField(
+        com.google.protobuf.Descriptors.FieldDescriptor field) {
+      return (Builder) super.clearField(field);
+    }
+    public Builder clearOneof(
+        com.google.protobuf.Descriptors.OneofDescriptor oneof) {
+      return (Builder) super.clearOneof(oneof);
+    }
+    public Builder setRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        int index, java.lang.Object value) {
+      return (Builder) super.setRepeatedField(field, index, value);
+    }
+    public Builder addRepeatedField(
+        com.google.protobuf.Descriptors.FieldDescriptor field,
+        java.lang.Object value) {
+      return (Builder) super.addRepeatedField(field, value);
+    }
+    public Builder mergeFrom(com.google.protobuf.Message other) {
+      if (other instanceof com.google.pubsub.v1.MessageStoragePolicy) {
+        return mergeFrom((com.google.pubsub.v1.MessageStoragePolicy)other);
+      } else {
+        super.mergeFrom(other);
+        return this;
+      }
+    }
+
+    public Builder mergeFrom(com.google.pubsub.v1.MessageStoragePolicy other) {
+      if (other == com.google.pubsub.v1.MessageStoragePolicy.getDefaultInstance()) return this;
+      if (!other.allowedPersistenceRegions_.isEmpty()) {
+        if (allowedPersistenceRegions_.isEmpty()) {
+          allowedPersistenceRegions_ = other.allowedPersistenceRegions_;
+          bitField0_ = (bitField0_ & ~0x00000001);
+        } else {
+          ensureAllowedPersistenceRegionsIsMutable();
+          allowedPersistenceRegions_.addAll(other.allowedPersistenceRegions_);
+        }
+        onChanged();
+      }
+      this.mergeUnknownFields(other.unknownFields);
+      onChanged();
+      return this;
+    }
+
+    public final boolean isInitialized() {
+      return true;
+    }
+
+    public Builder mergeFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      com.google.pubsub.v1.MessageStoragePolicy parsedMessage = null;
+      try {
+        parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
+      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
+        parsedMessage = (com.google.pubsub.v1.MessageStoragePolicy) e.getUnfinishedMessage();
+        throw e.unwrapIOException();
+      } finally {
+        if (parsedMessage != null) {
+          mergeFrom(parsedMessage);
+        }
+      }
+      return this;
+    }
+    private int bitField0_;
+
+    private com.google.protobuf.LazyStringList allowedPersistenceRegions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+    private void ensureAllowedPersistenceRegionsIsMutable() {
+      if (!((bitField0_ & 0x00000001) == 0x00000001)) {
+        allowedPersistenceRegions_ = new com.google.protobuf.LazyStringArrayList(allowedPersistenceRegions_);
+        bitField0_ |= 0x00000001;
+       }
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public com.google.protobuf.ProtocolStringList
+        getAllowedPersistenceRegionsList() {
+      return allowedPersistenceRegions_.getUnmodifiableView();
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public int getAllowedPersistenceRegionsCount() {
+      return allowedPersistenceRegions_.size();
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public java.lang.String getAllowedPersistenceRegions(int index) {
+      return allowedPersistenceRegions_.get(index);
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public com.google.protobuf.ByteString
+        getAllowedPersistenceRegionsBytes(int index) {
+      return allowedPersistenceRegions_.getByteString(index);
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public Builder setAllowedPersistenceRegions(
+        int index, java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAllowedPersistenceRegionsIsMutable();
+      allowedPersistenceRegions_.set(index, value);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public Builder addAllowedPersistenceRegions(
+        java.lang.String value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAllowedPersistenceRegionsIsMutable();
+      allowedPersistenceRegions_.add(value);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public Builder addAllAllowedPersistenceRegions(
+        java.lang.Iterable values) {
+      ensureAllowedPersistenceRegionsIsMutable();
+      com.google.protobuf.AbstractMessageLite.Builder.addAll(
+          values, allowedPersistenceRegions_);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public Builder clearAllowedPersistenceRegions() {
+      allowedPersistenceRegions_ = com.google.protobuf.LazyStringArrayList.EMPTY;
+      bitField0_ = (bitField0_ & ~0x00000001);
+      onChanged();
+      return this;
+    }
+    /**
+     * 
+     * The list of GCP regions where messages that are published to the topic may
+     * be persisted in storage. Messages published by publishers running in
+     * non-allowed GCP regions (or running outside of GCP altogether) will be
+     * routed for storage in one of the allowed regions. An empty list indicates a
+     * misconfiguration at the project or organization level, which will result in
+     * all Publish operations failing.
+     * 

+     *
+     * repeated string allowed_persistence_regions = 1;
+     */
+    public Builder addAllowedPersistenceRegionsBytes(
+        com.google.protobuf.ByteString value) {
+      if (value == null) {
+    throw new NullPointerException();
+  }
+  checkByteStringIsUtf8(value);
+      ensureAllowedPersistenceRegionsIsMutable();
+      allowedPersistenceRegions_.add(value);
+      onChanged();
+      return this;
+    }
+    public final Builder setUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.setUnknownFieldsProto3(unknownFields);
+    }
+
+    public final Builder mergeUnknownFields(
+        final com.google.protobuf.UnknownFieldSet unknownFields) {
+      return super.mergeUnknownFields(unknownFields);
+    }
+
+
+    // @@protoc_insertion_point(builder_scope:google.pubsub.v1.MessageStoragePolicy)
+  }
+
+  // @@protoc_insertion_point(class_scope:google.pubsub.v1.MessageStoragePolicy)
+  private static final com.google.pubsub.v1.MessageStoragePolicy DEFAULT_INSTANCE;
+  static {
+    DEFAULT_INSTANCE = new com.google.pubsub.v1.MessageStoragePolicy();
+  }
+
+  public static com.google.pubsub.v1.MessageStoragePolicy getDefaultInstance() {
+    return DEFAULT_INSTANCE;
+  }
+
+  private static final com.google.protobuf.Parser
+      PARSER = new com.google.protobuf.AbstractParser() {
+    public MessageStoragePolicy parsePartialFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return new MessageStoragePolicy(input, extensionRegistry);
+    }
+  };
+
+  public static com.google.protobuf.Parser parser() {
+    return PARSER;
+  }
+
+  @java.lang.Override
+  public com.google.protobuf.Parser getParserForType() {
+    return PARSER;
+  }
+
+  public com.google.pubsub.v1.MessageStoragePolicy getDefaultInstanceForType() {
+    return DEFAULT_INSTANCE;
+  }
+
+}
+
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicyOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicyOrBuilder.java
new file mode 100644
index 000000000000..fb6b2f8bded9
--- /dev/null
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/MessageStoragePolicyOrBuilder.java
@@ -0,0 +1,64 @@
+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+// source: google/pubsub/v1/pubsub.proto
+
+package com.google.pubsub.v1;
+
+public interface MessageStoragePolicyOrBuilder extends
+    // @@protoc_insertion_point(interface_extends:google.pubsub.v1.MessageStoragePolicy)
+    com.google.protobuf.MessageOrBuilder {
+
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  java.util.List
+      getAllowedPersistenceRegionsList();
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  int getAllowedPersistenceRegionsCount();
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  java.lang.String getAllowedPersistenceRegions(int index);
+  /**
+   * 
+   * The list of GCP regions where messages that are published to the topic may
+   * be persisted in storage. Messages published by publishers running in
+   * non-allowed GCP regions (or running outside of GCP altogether) will be
+   * routed for storage in one of the allowed regions. An empty list indicates a
+   * misconfiguration at the project or organization level, which will result in
+   * all Publish operations failing.
+   * 

+   *
+   * repeated string allowed_persistence_regions = 1;
+   */
+  com.google.protobuf.ByteString
+      getAllowedPersistenceRegionsBytes(int index);
+}
diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequest.java
index f448e439183c..009e0e2979b4 100644
--- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequest.java
+++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequest.java
@@ -149,7 +149,7 @@ public java.lang.String getSubscription() {
    * An empty `pushConfig` indicates that the Pub/Sub system should
    * stop pushing messages from the given subscription and allow
    * messages to be pulled and acknowledged - effectively pausing
-   * the subscription if `Pull` is not called.
+   * the subscription if `Pull` or `StreamingPull` is not called.
    * 

    *
    * .google.pubsub.v1.PushConfig push_config = 2;
@@ -163,7 +163,7 @@ public boolean hasPushConfig() {
    * An empty `pushConfig` indicates that the Pub/Sub system should
    * stop pushing messages from the given subscription and allow
    * messages to be pulled and acknowledged - effectively pausing
-   * the subscription if `Pull` is not called.
+   * the subscription if `Pull` or `StreamingPull` is not called.
    * 

    *
    * .google.pubsub.v1.PushConfig push_config = 2;
@@ -177,7 +177,7 @@ public com.google.pubsub.v1.PushConfig getPushConfig() {
    * An empty `pushConfig` indicates that the Pub/Sub system should
    * stop pushing messages from the given subscription and allow
    * messages to be pulled and acknowledged - effectively pausing
-   * the subscription if `Pull` is not called.
+   * the subscription if `Pull` or `StreamingPull` is not called.
    *
* * .google.pubsub.v1.PushConfig push_config = 2; @@ -606,7 +606,7 @@ public Builder setSubscriptionBytes( * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -620,7 +620,7 @@ public boolean hasPushConfig() { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -638,7 +638,7 @@ public com.google.pubsub.v1.PushConfig getPushConfig() { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -662,7 +662,7 @@ public Builder setPushConfig(com.google.pubsub.v1.PushConfig value) { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -684,7 +684,7 @@ public Builder setPushConfig( * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -710,7 +710,7 @@ public Builder mergePushConfig(com.google.pubsub.v1.PushConfig value) { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -732,7 +732,7 @@ public Builder clearPushConfig() { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -748,7 +748,7 @@ public com.google.pubsub.v1.PushConfig.Builder getPushConfigBuilder() { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -767,7 +767,7 @@ public com.google.pubsub.v1.PushConfigOrBuilder getPushConfigOrBuilder() { * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequestOrBuilder.java index 411fdae60771..b66687d50aa6 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequestOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/ModifyPushConfigRequestOrBuilder.java @@ -33,7 +33,7 @@ public interface ModifyPushConfigRequestOrBuilder extends * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -45,7 +45,7 @@ public interface ModifyPushConfigRequestOrBuilder extends * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; @@ -57,7 +57,7 @@ public interface ModifyPushConfigRequestOrBuilder extends * An empty `pushConfig` indicates that the Pub/Sub system should * stop pushing messages from the given subscription and allow * messages to be pulled and acknowledged - effectively pausing - * the subscription if `Pull` is not called. + * the subscription if `Pull` or `StreamingPull` is not called. * * * .google.pubsub.v1.PushConfig push_config = 2; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java index 707fe8b41799..31cbf40afb8b 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/PubsubProto.java @@ -14,6 +14,11 @@ public static void registerAllExtensions( registerAllExtensions( (com.google.protobuf.ExtensionRegistryLite) registry); } + static final com.google.protobuf.Descriptors.Descriptor + internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_google_pubsub_v1_MessageStoragePolicy_fieldAccessorTable; static final com.google.protobuf.Descriptors.Descriptor internal_static_google_pubsub_v1_Topic_descriptor; static final @@ -74,6 +79,16 @@ public static void registerAllExtensions( static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable internal_static_google_pubsub_v1_ListTopicSubscriptionsResponse_fieldAccessorTable; + static final com.google.protobuf.Descriptors.Descriptor + internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_fieldAccessorTable; + static final com.google.protobuf.Descriptors.Descriptor + internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_fieldAccessorTable; static final com.google.protobuf.Descriptors.Descriptor internal_static_google_pubsub_v1_DeleteTopicRequest_descriptor; static final @@ -169,6 +184,11 @@ public static void registerAllExtensions( static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable internal_static_google_pubsub_v1_CreateSnapshotRequest_fieldAccessorTable; + static final com.google.protobuf.Descriptors.Descriptor + internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_fieldAccessorTable; static final com.google.protobuf.Descriptors.Descriptor internal_static_google_pubsub_v1_UpdateSnapshotRequest_descriptor; static final @@ -184,6 +204,11 @@ public static void registerAllExtensions( static final com.google.protobuf.GeneratedMessageV3.FieldAccessorTable internal_static_google_pubsub_v1_Snapshot_LabelsEntry_fieldAccessorTable; + static final com.google.protobuf.Descriptors.Descriptor + internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor; + static final + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable + internal_static_google_pubsub_v1_GetSnapshotRequest_fieldAccessorTable; static final com.google.protobuf.Descriptors.Descriptor internal_static_google_pubsub_v1_ListSnapshotsRequest_descriptor; static final @@ -223,172 +248,191 @@ public static void registerAllExtensions( "\036google/protobuf/duration.proto\032\033google/" + "protobuf/empty.proto\032 google/protobuf/fi" + "eld_mask.proto\032\037google/protobuf/timestam" + - "p.proto\"y\n\005Topic\022\014\n\004name\030\001 \001(\t\0223\n\006labels" + - "\030\002 \003(\0132#.google.pubsub.v1.Topic.LabelsEn" + - "try\032-\n\013LabelsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value" + - "\030\002 \001(\t:\0028\001\"\333\001\n\rPubsubMessage\022\014\n\004data\030\001 \001" + - "(\014\022C\n\nattributes\030\002 \003(\0132/.google.pubsub.v" + - "1.PubsubMessage.AttributesEntry\022\022\n\nmessa" + - "ge_id\030\003 \001(\t\0220\n\014publish_time\030\004 \001(\0132\032.goog" + - "le.protobuf.Timestamp\0321\n\017AttributesEntry" + - "\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\" \n\017GetT" + - "opicRequest\022\r\n\005topic\030\001 \001(\t\"m\n\022UpdateTopi" + - "cRequest\022&\n\005topic\030\001 \001(\0132\027.google.pubsub." + - "v1.Topic\022/\n\013update_mask\030\002 \001(\0132\032.google.p" + - "rotobuf.FieldMask\"R\n\016PublishRequest\022\r\n\005t" + - "opic\030\001 \001(\t\0221\n\010messages\030\002 \003(\0132\037.google.pu" + - "bsub.v1.PubsubMessage\"&\n\017PublishResponse" + - "\022\023\n\013message_ids\030\001 \003(\t\"K\n\021ListTopicsReque" + - "st\022\017\n\007project\030\001 \001(\t\022\021\n\tpage_size\030\002 \001(\005\022\022" + - "\n\npage_token\030\003 \001(\t\"V\n\022ListTopicsResponse" + - "\022\'\n\006topics\030\001 \003(\0132\027.google.pubsub.v1.Topi" + - "c\022\027\n\017next_page_token\030\002 \001(\t\"U\n\035ListTopicS" + - "ubscriptionsRequest\022\r\n\005topic\030\001 \001(\t\022\021\n\tpa" + - "ge_size\030\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\"P\n\036Lis" + - "tTopicSubscriptionsResponse\022\025\n\rsubscript" + - "ions\030\001 \003(\t\022\027\n\017next_page_token\030\002 \001(\t\"#\n\022D" + - "eleteTopicRequest\022\r\n\005topic\030\001 \001(\t\"\305\002\n\014Sub" + - "scription\022\014\n\004name\030\001 \001(\t\022\r\n\005topic\030\002 \001(\t\0221" + - "\n\013push_config\030\004 \001(\0132\034.google.pubsub.v1.P" + - "ushConfig\022\034\n\024ack_deadline_seconds\030\005 \001(\005\022" + - "\035\n\025retain_acked_messages\030\007 \001(\010\022=\n\032messag" + - "e_retention_duration\030\010 \001(\0132\031.google.prot" + - "obuf.Duration\022:\n\006labels\030\t \003(\0132*.google.p" + - "ubsub.v1.Subscription.LabelsEntry\032-\n\013Lab" + - "elsEntry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001" + - "\"\230\001\n\nPushConfig\022\025\n\rpush_endpoint\030\001 \001(\t\022@" + - "\n\nattributes\030\002 \003(\0132,.google.pubsub.v1.Pu" + - "shConfig.AttributesEntry\0321\n\017AttributesEn" + - "try\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"S\n\017R" + - "eceivedMessage\022\016\n\006ack_id\030\001 \001(\t\0220\n\007messag" + - "e\030\002 \001(\0132\037.google.pubsub.v1.PubsubMessage" + - "\".\n\026GetSubscriptionRequest\022\024\n\014subscripti" + - "on\030\001 \001(\t\"\202\001\n\031UpdateSubscriptionRequest\0224" + - "\n\014subscription\030\001 \001(\0132\036.google.pubsub.v1." + - "Subscription\022/\n\013update_mask\030\002 \001(\0132\032.goog" + - "le.protobuf.FieldMask\"R\n\030ListSubscriptio" + - "nsRequest\022\017\n\007project\030\001 \001(\t\022\021\n\tpage_size\030" + - "\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\"k\n\031ListSubscri" + - "ptionsResponse\0225\n\rsubscriptions\030\001 \003(\0132\036." + - "google.pubsub.v1.Subscription\022\027\n\017next_pa" + - "ge_token\030\002 \001(\t\"1\n\031DeleteSubscriptionRequ" + - "est\022\024\n\014subscription\030\001 \001(\t\"b\n\027ModifyPushC" + - "onfigRequest\022\024\n\014subscription\030\001 \001(\t\0221\n\013pu" + - "sh_config\030\002 \001(\0132\034.google.pubsub.v1.PushC" + - "onfig\"U\n\013PullRequest\022\024\n\014subscription\030\001 \001" + - "(\t\022\032\n\022return_immediately\030\002 \001(\010\022\024\n\014max_me" + - "ssages\030\003 \001(\005\"L\n\014PullResponse\022<\n\021received" + - "_messages\030\001 \003(\0132!.google.pubsub.v1.Recei" + - "vedMessage\"_\n\030ModifyAckDeadlineRequest\022\024" + - "\n\014subscription\030\001 \001(\t\022\017\n\007ack_ids\030\004 \003(\t\022\034\n" + - "\024ack_deadline_seconds\030\003 \001(\005\";\n\022Acknowled" + - "geRequest\022\024\n\014subscription\030\001 \001(\t\022\017\n\007ack_i" + - "ds\030\002 \003(\t\"\244\001\n\024StreamingPullRequest\022\024\n\014sub" + - "scription\030\001 \001(\t\022\017\n\007ack_ids\030\002 \003(\t\022\037\n\027modi" + - "fy_deadline_seconds\030\003 \003(\005\022\037\n\027modify_dead" + - "line_ack_ids\030\004 \003(\t\022#\n\033stream_ack_deadlin" + - "e_seconds\030\005 \001(\005\"U\n\025StreamingPullResponse" + - "\022<\n\021received_messages\030\001 \003(\0132!.google.pub" + - "sub.v1.ReceivedMessage\";\n\025CreateSnapshot" + - "Request\022\014\n\004name\030\001 \001(\t\022\024\n\014subscription\030\002 " + - "\001(\t\"v\n\025UpdateSnapshotRequest\022,\n\010snapshot" + - "\030\001 \001(\0132\032.google.pubsub.v1.Snapshot\022/\n\013up" + - "date_mask\030\002 \001(\0132\032.google.protobuf.FieldM" + - "ask\"\277\001\n\010Snapshot\022\014\n\004name\030\001 \001(\t\022\r\n\005topic\030" + - "\002 \001(\t\022/\n\013expire_time\030\003 \001(\0132\032.google.prot" + - "obuf.Timestamp\0226\n\006labels\030\004 \003(\0132&.google." + - "pubsub.v1.Snapshot.LabelsEntry\032-\n\013Labels" + - "Entry\022\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"N\n" + - "\024ListSnapshotsRequest\022\017\n\007project\030\001 \001(\t\022\021" + - "\n\tpage_size\030\002 \001(\005\022\022\n\npage_token\030\003 \001(\t\"_\n" + - "\025ListSnapshotsResponse\022-\n\tsnapshots\030\001 \003(" + - "\0132\032.google.pubsub.v1.Snapshot\022\027\n\017next_pa" + - "ge_token\030\002 \001(\t\")\n\025DeleteSnapshotRequest\022" + - "\020\n\010snapshot\030\001 \001(\t\"m\n\013SeekRequest\022\024\n\014subs" + - "cription\030\001 \001(\t\022*\n\004time\030\002 \001(\0132\032.google.pr" + - "otobuf.TimestampH\000\022\022\n\010snapshot\030\003 \001(\tH\000B\010" + - "\n\006target\"\016\n\014SeekResponse2\367\020\n\nSubscriber\022" + - "\206\001\n\022CreateSubscription\022\036.google.pubsub.v" + - "1.Subscription\032\036.google.pubsub.v1.Subscr" + - "iption\"0\202\323\344\223\002*\032%/v1/{name=projects/*/sub" + - "scriptions/*}:\001*\022\222\001\n\017GetSubscription\022(.g" + - "oogle.pubsub.v1.GetSubscriptionRequest\032\036" + - ".google.pubsub.v1.Subscription\"5\202\323\344\223\002/\022-" + - "/v1/{subscription=projects/*/subscriptio" + - "ns/*}\022\240\001\n\022UpdateSubscription\022+.google.pu" + - "bsub.v1.UpdateSubscriptionRequest\032\036.goog" + - "le.pubsub.v1.Subscription\"=\202\323\344\223\002722/v1/{" + - "subscription.name=projects/*/subscriptio" + - "ns/*}:\001*\022\234\001\n\021ListSubscriptions\022*.google." + - "pubsub.v1.ListSubscriptionsRequest\032+.goo" + - "gle.pubsub.v1.ListSubscriptionsResponse\"" + - ".\202\323\344\223\002(\022&/v1/{project=projects/*}/subscr" + - "iptions\022\220\001\n\022DeleteSubscription\022+.google." + - "pubsub.v1.DeleteSubscriptionRequest\032\026.go" + - "ogle.protobuf.Empty\"5\202\323\344\223\002/*-/v1/{subscr" + - "iption=projects/*/subscriptions/*}\022\243\001\n\021M" + - "odifyAckDeadline\022*.google.pubsub.v1.Modi" + - "fyAckDeadlineRequest\032\026.google.protobuf.E" + - "mpty\"J\202\323\344\223\002D\"?/v1/{subscription=projects" + - "/*/subscriptions/*}:modifyAckDeadline:\001*" + - "\022\221\001\n\013Acknowledge\022$.google.pubsub.v1.Ackn" + - "owledgeRequest\032\026.google.protobuf.Empty\"D" + - "\202\323\344\223\002>\"9/v1/{subscription=projects/*/sub" + - "scriptions/*}:acknowledge:\001*\022\204\001\n\004Pull\022\035." + - "google.pubsub.v1.PullRequest\032\036.google.pu" + - "bsub.v1.PullResponse\"=\202\323\344\223\0027\"2/v1/{subsc" + - "ription=projects/*/subscriptions/*}:pull" + - ":\001*\022d\n\rStreamingPull\022&.google.pubsub.v1." + - "StreamingPullRequest\032\'.google.pubsub.v1." + - "StreamingPullResponse(\0010\001\022\240\001\n\020ModifyPush" + - "Config\022).google.pubsub.v1.ModifyPushConf" + - "igRequest\032\026.google.protobuf.Empty\"I\202\323\344\223\002" + - "C\">/v1/{subscription=projects/*/subscrip" + - "tions/*}:modifyPushConfig:\001*\022\214\001\n\rListSna" + - "pshots\022&.google.pubsub.v1.ListSnapshotsR" + - "equest\032\'.google.pubsub.v1.ListSnapshotsR" + - "esponse\"*\202\323\344\223\002$\022\"/v1/{project=projects/*" + - "}/snapshots\022\203\001\n\016CreateSnapshot\022\'.google." + - "pubsub.v1.CreateSnapshotRequest\032\032.google" + - 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"napshotRequest\032\026.google.protobuf.Empty\"-" + + "\202\323\344\223\002\'*%/v1/{snapshot=projects/*/snapsho" + + "ts/*}\022\204\001\n\004Seek\022\035.google.pubsub.v1.SeekRe" + + "quest\032\036.google.pubsub.v1.SeekResponse\"=\202" + + "\323\344\223\0027\"2/v1/{subscription=projects/*/subs" + + "criptions/*}:seek:\001*B\222\001\n\024com.google.pubs" + + "ub.v1B\013PubsubProtoP\001Z6google.golang.org/" + + "genproto/googleapis/pubsub/v1;pubsub\370\001\001\252" + + "\002\026Google.Cloud.PubSub.V1\312\002\026Google\\Cloud\\" + + "PubSub\\V1b\006proto3" }; com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner = new com.google.protobuf.Descriptors.FileDescriptor. InternalDescriptorAssigner() { @@ -407,12 +451,18 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( com.google.protobuf.FieldMaskProto.getDescriptor(), com.google.protobuf.TimestampProto.getDescriptor(), }, assigner); - internal_static_google_pubsub_v1_Topic_descriptor = + internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor = getDescriptor().getMessageTypes().get(0); + internal_static_google_pubsub_v1_MessageStoragePolicy_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_google_pubsub_v1_MessageStoragePolicy_descriptor, + new java.lang.String[] { "AllowedPersistenceRegions", }); + internal_static_google_pubsub_v1_Topic_descriptor = + getDescriptor().getMessageTypes().get(1); internal_static_google_pubsub_v1_Topic_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_Topic_descriptor, - new java.lang.String[] { "Name", "Labels", }); + new java.lang.String[] { "Name", "Labels", "MessageStoragePolicy", }); internal_static_google_pubsub_v1_Topic_LabelsEntry_descriptor = internal_static_google_pubsub_v1_Topic_descriptor.getNestedTypes().get(0); internal_static_google_pubsub_v1_Topic_LabelsEntry_fieldAccessorTable = new @@ -420,7 +470,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( internal_static_google_pubsub_v1_Topic_LabelsEntry_descriptor, new java.lang.String[] { "Key", "Value", }); internal_static_google_pubsub_v1_PubsubMessage_descriptor = - getDescriptor().getMessageTypes().get(1); + getDescriptor().getMessageTypes().get(2); internal_static_google_pubsub_v1_PubsubMessage_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PubsubMessage_descriptor, @@ -432,61 +482,73 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( internal_static_google_pubsub_v1_PubsubMessage_AttributesEntry_descriptor, new java.lang.String[] { "Key", "Value", }); internal_static_google_pubsub_v1_GetTopicRequest_descriptor = - getDescriptor().getMessageTypes().get(2); + getDescriptor().getMessageTypes().get(3); internal_static_google_pubsub_v1_GetTopicRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_GetTopicRequest_descriptor, new java.lang.String[] { "Topic", }); internal_static_google_pubsub_v1_UpdateTopicRequest_descriptor = - getDescriptor().getMessageTypes().get(3); + getDescriptor().getMessageTypes().get(4); internal_static_google_pubsub_v1_UpdateTopicRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_UpdateTopicRequest_descriptor, new java.lang.String[] { "Topic", "UpdateMask", }); internal_static_google_pubsub_v1_PublishRequest_descriptor = - getDescriptor().getMessageTypes().get(4); + getDescriptor().getMessageTypes().get(5); internal_static_google_pubsub_v1_PublishRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PublishRequest_descriptor, new java.lang.String[] { "Topic", "Messages", }); internal_static_google_pubsub_v1_PublishResponse_descriptor = - getDescriptor().getMessageTypes().get(5); + getDescriptor().getMessageTypes().get(6); internal_static_google_pubsub_v1_PublishResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PublishResponse_descriptor, new java.lang.String[] { "MessageIds", }); internal_static_google_pubsub_v1_ListTopicsRequest_descriptor = - getDescriptor().getMessageTypes().get(6); + getDescriptor().getMessageTypes().get(7); internal_static_google_pubsub_v1_ListTopicsRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListTopicsRequest_descriptor, new java.lang.String[] { "Project", "PageSize", "PageToken", }); internal_static_google_pubsub_v1_ListTopicsResponse_descriptor = - getDescriptor().getMessageTypes().get(7); + getDescriptor().getMessageTypes().get(8); internal_static_google_pubsub_v1_ListTopicsResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListTopicsResponse_descriptor, new java.lang.String[] { "Topics", "NextPageToken", }); internal_static_google_pubsub_v1_ListTopicSubscriptionsRequest_descriptor = - getDescriptor().getMessageTypes().get(8); + getDescriptor().getMessageTypes().get(9); internal_static_google_pubsub_v1_ListTopicSubscriptionsRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListTopicSubscriptionsRequest_descriptor, new java.lang.String[] { "Topic", "PageSize", "PageToken", }); internal_static_google_pubsub_v1_ListTopicSubscriptionsResponse_descriptor = - getDescriptor().getMessageTypes().get(9); + getDescriptor().getMessageTypes().get(10); internal_static_google_pubsub_v1_ListTopicSubscriptionsResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListTopicSubscriptionsResponse_descriptor, new java.lang.String[] { "Subscriptions", "NextPageToken", }); + internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor = + getDescriptor().getMessageTypes().get(11); + internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_google_pubsub_v1_ListTopicSnapshotsRequest_descriptor, + new java.lang.String[] { "Topic", "PageSize", "PageToken", }); + internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor = + getDescriptor().getMessageTypes().get(12); + internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_google_pubsub_v1_ListTopicSnapshotsResponse_descriptor, + new java.lang.String[] { "Snapshots", "NextPageToken", }); internal_static_google_pubsub_v1_DeleteTopicRequest_descriptor = - getDescriptor().getMessageTypes().get(10); + getDescriptor().getMessageTypes().get(13); internal_static_google_pubsub_v1_DeleteTopicRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_DeleteTopicRequest_descriptor, new java.lang.String[] { "Topic", }); internal_static_google_pubsub_v1_Subscription_descriptor = - getDescriptor().getMessageTypes().get(11); + getDescriptor().getMessageTypes().get(14); internal_static_google_pubsub_v1_Subscription_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_Subscription_descriptor, @@ -498,7 +560,7 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( internal_static_google_pubsub_v1_Subscription_LabelsEntry_descriptor, new java.lang.String[] { "Key", "Value", }); internal_static_google_pubsub_v1_PushConfig_descriptor = - getDescriptor().getMessageTypes().get(12); + getDescriptor().getMessageTypes().get(15); internal_static_google_pubsub_v1_PushConfig_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PushConfig_descriptor, @@ -510,97 +572,103 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( internal_static_google_pubsub_v1_PushConfig_AttributesEntry_descriptor, new java.lang.String[] { "Key", "Value", }); internal_static_google_pubsub_v1_ReceivedMessage_descriptor = - getDescriptor().getMessageTypes().get(13); + getDescriptor().getMessageTypes().get(16); internal_static_google_pubsub_v1_ReceivedMessage_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ReceivedMessage_descriptor, new java.lang.String[] { "AckId", "Message", }); internal_static_google_pubsub_v1_GetSubscriptionRequest_descriptor = - getDescriptor().getMessageTypes().get(14); + getDescriptor().getMessageTypes().get(17); internal_static_google_pubsub_v1_GetSubscriptionRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_GetSubscriptionRequest_descriptor, new java.lang.String[] { "Subscription", }); internal_static_google_pubsub_v1_UpdateSubscriptionRequest_descriptor = - getDescriptor().getMessageTypes().get(15); + getDescriptor().getMessageTypes().get(18); internal_static_google_pubsub_v1_UpdateSubscriptionRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_UpdateSubscriptionRequest_descriptor, new java.lang.String[] { "Subscription", "UpdateMask", }); internal_static_google_pubsub_v1_ListSubscriptionsRequest_descriptor = - getDescriptor().getMessageTypes().get(16); + getDescriptor().getMessageTypes().get(19); internal_static_google_pubsub_v1_ListSubscriptionsRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListSubscriptionsRequest_descriptor, new java.lang.String[] { "Project", "PageSize", "PageToken", }); internal_static_google_pubsub_v1_ListSubscriptionsResponse_descriptor = - getDescriptor().getMessageTypes().get(17); + getDescriptor().getMessageTypes().get(20); internal_static_google_pubsub_v1_ListSubscriptionsResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListSubscriptionsResponse_descriptor, new java.lang.String[] { "Subscriptions", "NextPageToken", }); internal_static_google_pubsub_v1_DeleteSubscriptionRequest_descriptor = - getDescriptor().getMessageTypes().get(18); + getDescriptor().getMessageTypes().get(21); internal_static_google_pubsub_v1_DeleteSubscriptionRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_DeleteSubscriptionRequest_descriptor, new java.lang.String[] { "Subscription", }); internal_static_google_pubsub_v1_ModifyPushConfigRequest_descriptor = - getDescriptor().getMessageTypes().get(19); + getDescriptor().getMessageTypes().get(22); internal_static_google_pubsub_v1_ModifyPushConfigRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ModifyPushConfigRequest_descriptor, new java.lang.String[] { "Subscription", "PushConfig", }); internal_static_google_pubsub_v1_PullRequest_descriptor = - getDescriptor().getMessageTypes().get(20); + getDescriptor().getMessageTypes().get(23); internal_static_google_pubsub_v1_PullRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PullRequest_descriptor, new java.lang.String[] { "Subscription", "ReturnImmediately", "MaxMessages", }); internal_static_google_pubsub_v1_PullResponse_descriptor = - getDescriptor().getMessageTypes().get(21); + getDescriptor().getMessageTypes().get(24); internal_static_google_pubsub_v1_PullResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_PullResponse_descriptor, new java.lang.String[] { "ReceivedMessages", }); internal_static_google_pubsub_v1_ModifyAckDeadlineRequest_descriptor = - getDescriptor().getMessageTypes().get(22); + getDescriptor().getMessageTypes().get(25); internal_static_google_pubsub_v1_ModifyAckDeadlineRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ModifyAckDeadlineRequest_descriptor, new java.lang.String[] { "Subscription", "AckIds", "AckDeadlineSeconds", }); internal_static_google_pubsub_v1_AcknowledgeRequest_descriptor = - getDescriptor().getMessageTypes().get(23); + getDescriptor().getMessageTypes().get(26); internal_static_google_pubsub_v1_AcknowledgeRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_AcknowledgeRequest_descriptor, new java.lang.String[] { "Subscription", "AckIds", }); internal_static_google_pubsub_v1_StreamingPullRequest_descriptor = - getDescriptor().getMessageTypes().get(24); + getDescriptor().getMessageTypes().get(27); internal_static_google_pubsub_v1_StreamingPullRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_StreamingPullRequest_descriptor, new java.lang.String[] { "Subscription", "AckIds", "ModifyDeadlineSeconds", "ModifyDeadlineAckIds", "StreamAckDeadlineSeconds", }); internal_static_google_pubsub_v1_StreamingPullResponse_descriptor = - getDescriptor().getMessageTypes().get(25); + getDescriptor().getMessageTypes().get(28); internal_static_google_pubsub_v1_StreamingPullResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_StreamingPullResponse_descriptor, new java.lang.String[] { "ReceivedMessages", }); internal_static_google_pubsub_v1_CreateSnapshotRequest_descriptor = - getDescriptor().getMessageTypes().get(26); + getDescriptor().getMessageTypes().get(29); internal_static_google_pubsub_v1_CreateSnapshotRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_CreateSnapshotRequest_descriptor, - new java.lang.String[] { "Name", "Subscription", }); + new java.lang.String[] { "Name", "Subscription", "Labels", }); + internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_descriptor = + internal_static_google_pubsub_v1_CreateSnapshotRequest_descriptor.getNestedTypes().get(0); + internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_google_pubsub_v1_CreateSnapshotRequest_LabelsEntry_descriptor, + new java.lang.String[] { "Key", "Value", }); internal_static_google_pubsub_v1_UpdateSnapshotRequest_descriptor = - getDescriptor().getMessageTypes().get(27); + getDescriptor().getMessageTypes().get(30); internal_static_google_pubsub_v1_UpdateSnapshotRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_UpdateSnapshotRequest_descriptor, new java.lang.String[] { "Snapshot", "UpdateMask", }); internal_static_google_pubsub_v1_Snapshot_descriptor = - getDescriptor().getMessageTypes().get(28); + getDescriptor().getMessageTypes().get(31); internal_static_google_pubsub_v1_Snapshot_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_Snapshot_descriptor, @@ -611,32 +679,38 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors( com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_Snapshot_LabelsEntry_descriptor, new java.lang.String[] { "Key", "Value", }); + internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor = + getDescriptor().getMessageTypes().get(32); + internal_static_google_pubsub_v1_GetSnapshotRequest_fieldAccessorTable = new + com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( + internal_static_google_pubsub_v1_GetSnapshotRequest_descriptor, + new java.lang.String[] { "Snapshot", }); internal_static_google_pubsub_v1_ListSnapshotsRequest_descriptor = - getDescriptor().getMessageTypes().get(29); + getDescriptor().getMessageTypes().get(33); internal_static_google_pubsub_v1_ListSnapshotsRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListSnapshotsRequest_descriptor, new java.lang.String[] { "Project", "PageSize", "PageToken", }); internal_static_google_pubsub_v1_ListSnapshotsResponse_descriptor = - getDescriptor().getMessageTypes().get(30); + getDescriptor().getMessageTypes().get(34); internal_static_google_pubsub_v1_ListSnapshotsResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_ListSnapshotsResponse_descriptor, new java.lang.String[] { "Snapshots", "NextPageToken", }); internal_static_google_pubsub_v1_DeleteSnapshotRequest_descriptor = - getDescriptor().getMessageTypes().get(31); + getDescriptor().getMessageTypes().get(35); internal_static_google_pubsub_v1_DeleteSnapshotRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_DeleteSnapshotRequest_descriptor, new java.lang.String[] { "Snapshot", }); internal_static_google_pubsub_v1_SeekRequest_descriptor = - getDescriptor().getMessageTypes().get(32); + getDescriptor().getMessageTypes().get(36); internal_static_google_pubsub_v1_SeekRequest_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_SeekRequest_descriptor, new java.lang.String[] { "Subscription", "Time", "Snapshot", "Target", }); internal_static_google_pubsub_v1_SeekResponse_descriptor = - getDescriptor().getMessageTypes().get(33); + getDescriptor().getMessageTypes().get(37); internal_static_google_pubsub_v1_SeekResponse_fieldAccessorTable = new com.google.protobuf.GeneratedMessageV3.FieldAccessorTable( internal_static_google_pubsub_v1_SeekResponse_descriptor, diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SeekRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SeekRequest.java index 9d12081522f7..215cb26b748d 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SeekRequest.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SeekRequest.java @@ -5,7 +5,10 @@ /** * 
- * Request for the `Seek` method.
+ * Request for the `Seek` method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  *
* * Protobuf type {@code google.pubsub.v1.SeekRequest} @@ -499,7 +502,10 @@ protected Builder newBuilderForType( } /** * 
-   * Request for the `Seek` method.
+   * Request for the `Seek` method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    *
* * Protobuf type {@code google.pubsub.v1.SeekRequest} diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Snapshot.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Snapshot.java index 65f04e684884..a42368346be5 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Snapshot.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Snapshot.java @@ -5,7 +5,10 @@ /** * 
- * A snapshot resource.
+ * A snapshot resource.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  *
* * Protobuf type {@code google.pubsub.v1.Snapshot} @@ -225,7 +228,8 @@ public java.lang.String getTopic() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -243,7 +247,8 @@ public boolean hasExpireTime() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -261,7 +266,8 @@ public com.google.protobuf.Timestamp getExpireTime() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -562,7 +568,10 @@ protected Builder newBuilderForType( } /** * 
-   * A snapshot resource.
+   * A snapshot resource.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    *
* * Protobuf type {@code google.pubsub.v1.Snapshot} @@ -940,7 +949,8 @@ public Builder setTopicBytes( * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -958,7 +968,8 @@ public boolean hasExpireTime() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -980,7 +991,8 @@ public com.google.protobuf.Timestamp getExpireTime() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1008,7 +1020,8 @@ public Builder setExpireTime(com.google.protobuf.Timestamp value) { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1034,7 +1047,8 @@ public Builder setExpireTime( * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1064,7 +1078,8 @@ public Builder mergeExpireTime(com.google.protobuf.Timestamp value) { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1090,7 +1105,8 @@ public Builder clearExpireTime() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1110,7 +1126,8 @@ public com.google.protobuf.Timestamp.Builder getExpireTimeBuilder() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -1133,7 +1150,8 @@ public com.google.protobuf.TimestampOrBuilder getExpireTimeOrBuilder() { * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SnapshotOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SnapshotOrBuilder.java index 36b1b1de618c..9de6c0aaed64 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SnapshotOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SnapshotOrBuilder.java @@ -53,7 +53,8 @@ public interface SnapshotOrBuilder extends * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -69,7 +70,8 @@ public interface SnapshotOrBuilder extends * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; @@ -85,7 +87,8 @@ public interface SnapshotOrBuilder extends * For example, consider a subscription whose oldest unacked message is 3 days * old. If a snapshot is created from this subscription, the snapshot -- which * will always capture this 3-day-old backlog as long as the snapshot - * exists -- will expire in 4 days. + * exists -- will expire in 4 days. The service will refuse to create a + * snapshot that would expire in less than 1 hour after creation. * * * .google.protobuf.Timestamp expire_time = 3; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Subscription.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Subscription.java index fad189d8082b..7436899a3ef8 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Subscription.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Subscription.java @@ -305,7 +305,8 @@ public com.google.pubsub.v1.PushConfigOrBuilder getPushConfigOrBuilder() { * For pull subscriptions, this value is used as the initial value for the ack * deadline. To override this value for a given message, call * `ModifyAckDeadline` with the corresponding `ack_id` if using - * pull. + * non-streaming pull or send the `ack_id` in a + * `StreamingModifyAckDeadlineRequest` if using streaming pull. * The minimum custom deadline you can specify is 10 seconds. * The maximum custom deadline you can specify is 600 seconds (10 minutes). * If this parameter is 0, a default value of 10 seconds is used. @@ -328,7 +329,10 @@ public int getAckDeadlineSeconds() { * Indicates whether to retain acknowledged messages. If true, then * messages are not expunged from the subscription's backlog, even if they are * acknowledged, until they fall out of the `message_retention_duration` - * window. + * window.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * bool retain_acked_messages = 7; @@ -346,7 +350,10 @@ public boolean getRetainAckedMessages() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -361,7 +368,10 @@ public boolean hasMessageRetentionDuration() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -376,7 +386,10 @@ public com.google.protobuf.Duration getMessageRetentionDuration() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1329,7 +1342,8 @@ public com.google.pubsub.v1.PushConfigOrBuilder getPushConfigOrBuilder() { * For pull subscriptions, this value is used as the initial value for the ack * deadline. To override this value for a given message, call * `ModifyAckDeadline` with the corresponding `ack_id` if using - * pull. + * non-streaming pull or send the `ack_id` in a + * `StreamingModifyAckDeadlineRequest` if using streaming pull. * The minimum custom deadline you can specify is 10 seconds. * The maximum custom deadline you can specify is 600 seconds (10 minutes). * If this parameter is 0, a default value of 10 seconds is used. @@ -1354,7 +1368,8 @@ public int getAckDeadlineSeconds() { * For pull subscriptions, this value is used as the initial value for the ack * deadline. To override this value for a given message, call * `ModifyAckDeadline` with the corresponding `ack_id` if using - * pull. + * non-streaming pull or send the `ack_id` in a + * `StreamingModifyAckDeadlineRequest` if using streaming pull. * The minimum custom deadline you can specify is 10 seconds. * The maximum custom deadline you can specify is 600 seconds (10 minutes). * If this parameter is 0, a default value of 10 seconds is used. @@ -1382,7 +1397,8 @@ public Builder setAckDeadlineSeconds(int value) { * For pull subscriptions, this value is used as the initial value for the ack * deadline. To override this value for a given message, call * `ModifyAckDeadline` with the corresponding `ack_id` if using - * pull. + * non-streaming pull or send the `ack_id` in a + * `StreamingModifyAckDeadlineRequest` if using streaming pull. * The minimum custom deadline you can specify is 10 seconds. * The maximum custom deadline you can specify is 600 seconds (10 minutes). * If this parameter is 0, a default value of 10 seconds is used. @@ -1407,7 +1423,10 @@ public Builder clearAckDeadlineSeconds() { * Indicates whether to retain acknowledged messages. If true, then * messages are not expunged from the subscription's backlog, even if they are * acknowledged, until they fall out of the `message_retention_duration` - * window. + * window.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * bool retain_acked_messages = 7; @@ -1420,7 +1439,10 @@ public boolean getRetainAckedMessages() { * Indicates whether to retain acknowledged messages. If true, then * messages are not expunged from the subscription's backlog, even if they are * acknowledged, until they fall out of the `message_retention_duration` - * window. + * window.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * bool retain_acked_messages = 7; @@ -1436,7 +1458,10 @@ public Builder setRetainAckedMessages(boolean value) { * Indicates whether to retain acknowledged messages. If true, then * messages are not expunged from the subscription's backlog, even if they are * acknowledged, until they fall out of the `message_retention_duration` - * window. + * window.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * bool retain_acked_messages = 7; @@ -1458,7 +1483,10 @@ public Builder clearRetainAckedMessages() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1473,7 +1501,10 @@ public boolean hasMessageRetentionDuration() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1492,7 +1523,10 @@ public com.google.protobuf.Duration getMessageRetentionDuration() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1517,7 +1551,10 @@ public Builder setMessageRetentionDuration(com.google.protobuf.Duration value) { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1540,7 +1577,10 @@ public Builder setMessageRetentionDuration( * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1567,7 +1607,10 @@ public Builder mergeMessageRetentionDuration(com.google.protobuf.Duration value) * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1590,7 +1633,10 @@ public Builder clearMessageRetentionDuration() { * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1607,7 +1653,10 @@ public com.google.protobuf.Duration.Builder getMessageRetentionDurationBuilder() * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -1627,7 +1676,10 @@ public com.google.protobuf.DurationOrBuilder getMessageRetentionDurationOrBuilde * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriptionOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriptionOrBuilder.java index 2b792b047690..b8e0610cb781 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriptionOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/SubscriptionOrBuilder.java @@ -100,7 +100,8 @@ public interface SubscriptionOrBuilder extends * For pull subscriptions, this value is used as the initial value for the ack * deadline. To override this value for a given message, call * `ModifyAckDeadline` with the corresponding `ack_id` if using - * pull. + * non-streaming pull or send the `ack_id` in a + * `StreamingModifyAckDeadlineRequest` if using streaming pull. * The minimum custom deadline you can specify is 10 seconds. * The maximum custom deadline you can specify is 600 seconds (10 minutes). * If this parameter is 0, a default value of 10 seconds is used. @@ -119,7 +120,10 @@ public interface SubscriptionOrBuilder extends * Indicates whether to retain acknowledged messages. If true, then * messages are not expunged from the subscription's backlog, even if they are * acknowledged, until they fall out of the `message_retention_duration` - * window. + * window.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * bool retain_acked_messages = 7; @@ -133,7 +137,10 @@ public interface SubscriptionOrBuilder extends * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -146,7 +153,10 @@ public interface SubscriptionOrBuilder extends * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; @@ -159,7 +169,10 @@ public interface SubscriptionOrBuilder extends * If `retain_acked_messages` is true, then this also configures the retention * of acknowledged messages, and thus configures how far back in time a `Seek` * can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - * minutes. + * minutes.<br><br> + * <b>ALPHA:</b> This feature is part of an alpha release. This API might be + * changed in backward-incompatible ways and is not recommended for production + * use. It is not subject to any SLA or deprecation policy. * * * .google.protobuf.Duration message_retention_duration = 8; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Topic.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Topic.java index 6ebdc7c1d2e5..ebc74337892d 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Topic.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/Topic.java @@ -73,6 +73,19 @@ private Topic( labels__.getKey(), labels__.getValue()); break; } + case 26: { + com.google.pubsub.v1.MessageStoragePolicy.Builder subBuilder = null; + if (messageStoragePolicy_ != null) { + subBuilder = messageStoragePolicy_.toBuilder(); + } + messageStoragePolicy_ = input.readMessage(com.google.pubsub.v1.MessageStoragePolicy.parser(), extensionRegistry); + if (subBuilder != null) { + subBuilder.mergeFrom(messageStoragePolicy_); + messageStoragePolicy_ = subBuilder.buildPartial(); + } + + break; + } } } } catch (com.google.protobuf.InvalidProtocolBufferException e) { @@ -253,6 +266,54 @@ public java.lang.String getLabelsOrThrow( return map.get(key); } + public static final int MESSAGE_STORAGE_POLICY_FIELD_NUMBER = 3; + private com.google.pubsub.v1.MessageStoragePolicy messageStoragePolicy_; + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public boolean hasMessageStoragePolicy() { + return messageStoragePolicy_ != null; + } + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public com.google.pubsub.v1.MessageStoragePolicy getMessageStoragePolicy() { + return messageStoragePolicy_ == null ? com.google.pubsub.v1.MessageStoragePolicy.getDefaultInstance() : messageStoragePolicy_; + } + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public com.google.pubsub.v1.MessageStoragePolicyOrBuilder getMessageStoragePolicyOrBuilder() { + return getMessageStoragePolicy(); + } + private byte memoizedIsInitialized = -1; public final boolean isInitialized() { byte isInitialized = memoizedIsInitialized; @@ -274,6 +335,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) internalGetLabels(), LabelsDefaultEntryHolder.defaultEntry, 2); + if (messageStoragePolicy_ != null) { + output.writeMessage(3, getMessageStoragePolicy()); + } unknownFields.writeTo(output); } @@ -295,6 +359,10 @@ public int getSerializedSize() { size += com.google.protobuf.CodedOutputStream .computeMessageSize(2, labels__); } + if (messageStoragePolicy_ != null) { + size += com.google.protobuf.CodedOutputStream + .computeMessageSize(3, getMessageStoragePolicy()); + } size += unknownFields.getSerializedSize(); memoizedSize = size; return size; @@ -315,6 +383,11 @@ public boolean equals(final java.lang.Object obj) { .equals(other.getName()); result = result && internalGetLabels().equals( other.internalGetLabels()); + result = result && (hasMessageStoragePolicy() == other.hasMessageStoragePolicy()); + if (hasMessageStoragePolicy()) { + result = result && getMessageStoragePolicy() + .equals(other.getMessageStoragePolicy()); + } result = result && unknownFields.equals(other.unknownFields); return result; } @@ -332,6 +405,10 @@ public int hashCode() { hash = (37 * hash) + LABELS_FIELD_NUMBER; hash = (53 * hash) + internalGetLabels().hashCode(); } + if (hasMessageStoragePolicy()) { + hash = (37 * hash) + MESSAGE_STORAGE_POLICY_FIELD_NUMBER; + hash = (53 * hash) + getMessageStoragePolicy().hashCode(); + } hash = (29 * hash) + unknownFields.hashCode(); memoizedHashCode = hash; return hash; @@ -490,6 +567,12 @@ public Builder clear() { name_ = ""; internalGetMutableLabels().clear(); + if (messageStoragePolicyBuilder_ == null) { + messageStoragePolicy_ = null; + } else { + messageStoragePolicy_ = null; + messageStoragePolicyBuilder_ = null; + } return this; } @@ -517,6 +600,11 @@ public com.google.pubsub.v1.Topic buildPartial() { result.name_ = name_; result.labels_ = internalGetLabels(); result.labels_.makeImmutable(); + if (messageStoragePolicyBuilder_ == null) { + result.messageStoragePolicy_ = messageStoragePolicy_; + } else { + result.messageStoragePolicy_ = messageStoragePolicyBuilder_.build(); + } result.bitField0_ = to_bitField0_; onBuilt(); return result; @@ -565,6 +653,9 @@ public Builder mergeFrom(com.google.pubsub.v1.Topic other) { } internalGetMutableLabels().mergeFrom( other.internalGetLabels()); + if (other.hasMessageStoragePolicy()) { + mergeMessageStoragePolicy(other.getMessageStoragePolicy()); + } this.mergeUnknownFields(other.unknownFields); onChanged(); return this; @@ -857,6 +948,204 @@ public Builder putAllLabels( .putAll(values); return this; } + + private com.google.pubsub.v1.MessageStoragePolicy messageStoragePolicy_ = null; + private com.google.protobuf.SingleFieldBuilderV3< + com.google.pubsub.v1.MessageStoragePolicy, com.google.pubsub.v1.MessageStoragePolicy.Builder, com.google.pubsub.v1.MessageStoragePolicyOrBuilder> messageStoragePolicyBuilder_; + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public boolean hasMessageStoragePolicy() { + return messageStoragePolicyBuilder_ != null || messageStoragePolicy_ != null; + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public com.google.pubsub.v1.MessageStoragePolicy getMessageStoragePolicy() { + if (messageStoragePolicyBuilder_ == null) { + return messageStoragePolicy_ == null ? com.google.pubsub.v1.MessageStoragePolicy.getDefaultInstance() : messageStoragePolicy_; + } else { + return messageStoragePolicyBuilder_.getMessage(); + } + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public Builder setMessageStoragePolicy(com.google.pubsub.v1.MessageStoragePolicy value) { + if (messageStoragePolicyBuilder_ == null) { + if (value == null) { + throw new NullPointerException(); + } + messageStoragePolicy_ = value; + onChanged(); + } else { + messageStoragePolicyBuilder_.setMessage(value); + } + + return this; + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public Builder setMessageStoragePolicy( + com.google.pubsub.v1.MessageStoragePolicy.Builder builderForValue) { + if (messageStoragePolicyBuilder_ == null) { + messageStoragePolicy_ = builderForValue.build(); + onChanged(); + } else { + messageStoragePolicyBuilder_.setMessage(builderForValue.build()); + } + + return this; + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public Builder mergeMessageStoragePolicy(com.google.pubsub.v1.MessageStoragePolicy value) { + if (messageStoragePolicyBuilder_ == null) { + if (messageStoragePolicy_ != null) { + messageStoragePolicy_ = + com.google.pubsub.v1.MessageStoragePolicy.newBuilder(messageStoragePolicy_).mergeFrom(value).buildPartial(); + } else { + messageStoragePolicy_ = value; + } + onChanged(); + } else { + messageStoragePolicyBuilder_.mergeFrom(value); + } + + return this; + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public Builder clearMessageStoragePolicy() { + if (messageStoragePolicyBuilder_ == null) { + messageStoragePolicy_ = null; + onChanged(); + } else { + messageStoragePolicy_ = null; + messageStoragePolicyBuilder_ = null; + } + + return this; + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public com.google.pubsub.v1.MessageStoragePolicy.Builder getMessageStoragePolicyBuilder() { + + onChanged(); + return getMessageStoragePolicyFieldBuilder().getBuilder(); + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + public com.google.pubsub.v1.MessageStoragePolicyOrBuilder getMessageStoragePolicyOrBuilder() { + if (messageStoragePolicyBuilder_ != null) { + return messageStoragePolicyBuilder_.getMessageOrBuilder(); + } else { + return messageStoragePolicy_ == null ? + com.google.pubsub.v1.MessageStoragePolicy.getDefaultInstance() : messageStoragePolicy_; + } + } + /** + * 
+     * Policy constraining how messages published to the topic may be stored. It
+     * is determined when the topic is created based on the policy configured at
+     * the project level. It must not be set by the caller in the request to
+     * CreateTopic or to UpdateTopic. This field will be populated in the
+     * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+     * response, then no constraints are in effect.
+     *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + private com.google.protobuf.SingleFieldBuilderV3< + com.google.pubsub.v1.MessageStoragePolicy, com.google.pubsub.v1.MessageStoragePolicy.Builder, com.google.pubsub.v1.MessageStoragePolicyOrBuilder> + getMessageStoragePolicyFieldBuilder() { + if (messageStoragePolicyBuilder_ == null) { + messageStoragePolicyBuilder_ = new com.google.protobuf.SingleFieldBuilderV3< + com.google.pubsub.v1.MessageStoragePolicy, com.google.pubsub.v1.MessageStoragePolicy.Builder, com.google.pubsub.v1.MessageStoragePolicyOrBuilder>( + getMessageStoragePolicy(), + getParentForChildren(), + isClean()); + messageStoragePolicy_ = null; + } + return messageStoragePolicyBuilder_; + } public final Builder setUnknownFields( final com.google.protobuf.UnknownFieldSet unknownFields) { return super.setUnknownFieldsProto3(unknownFields); diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/TopicOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/TopicOrBuilder.java index 7ae28923e135..aea59e1bc018 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/TopicOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/TopicOrBuilder.java @@ -88,4 +88,44 @@ java.lang.String getLabelsOrDefault( java.lang.String getLabelsOrThrow( java.lang.String key); + + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + boolean hasMessageStoragePolicy(); + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + com.google.pubsub.v1.MessageStoragePolicy getMessageStoragePolicy(); + /** + * 
+   * Policy constraining how messages published to the topic may be stored. It
+   * is determined when the topic is created based on the policy configured at
+   * the project level. It must not be set by the caller in the request to
+   * CreateTopic or to UpdateTopic. This field will be populated in the
+   * responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the
+   * response, then no constraints are in effect.
+   *
+ * + * .google.pubsub.v1.MessageStoragePolicy message_storage_policy = 3; + */ + com.google.pubsub.v1.MessageStoragePolicyOrBuilder getMessageStoragePolicyOrBuilder(); } diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequest.java index 865b574fe79d..8d5f14f1b325 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequest.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequest.java @@ -5,7 +5,10 @@ /** * 
- * Request for the UpdateSnapshot method.
+ * Request for the UpdateSnapshot method.<br><br>
+ * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+ * changed in backward-incompatible ways and is not recommended for production
+ * use. It is not subject to any SLA or deprecation policy.
  *
* * Protobuf type {@code google.pubsub.v1.UpdateSnapshotRequest} @@ -107,7 +110,7 @@ private UpdateSnapshotRequest( private com.google.pubsub.v1.Snapshot snapshot_; /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -117,7 +120,7 @@ public boolean hasSnapshot() { } /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -127,7 +130,7 @@ public com.google.pubsub.v1.Snapshot getSnapshot() { } /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -346,7 +349,10 @@ protected Builder newBuilderForType( } /** * 
-   * Request for the UpdateSnapshot method.
+   * Request for the UpdateSnapshot method.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be
+   * changed in backward-incompatible ways and is not recommended for production
+   * use. It is not subject to any SLA or deprecation policy.
    *
* * Protobuf type {@code google.pubsub.v1.UpdateSnapshotRequest} @@ -507,7 +513,7 @@ public Builder mergeFrom( com.google.pubsub.v1.Snapshot, com.google.pubsub.v1.Snapshot.Builder, com.google.pubsub.v1.SnapshotOrBuilder> snapshotBuilder_; /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -517,7 +523,7 @@ public boolean hasSnapshot() { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -531,7 +537,7 @@ public com.google.pubsub.v1.Snapshot getSnapshot() { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -551,7 +557,7 @@ public Builder setSnapshot(com.google.pubsub.v1.Snapshot value) { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -569,7 +575,7 @@ public Builder setSnapshot( } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -591,7 +597,7 @@ public Builder mergeSnapshot(com.google.pubsub.v1.Snapshot value) { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -609,7 +615,7 @@ public Builder clearSnapshot() { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -621,7 +627,7 @@ public com.google.pubsub.v1.Snapshot.Builder getSnapshotBuilder() { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -636,7 +642,7 @@ public com.google.pubsub.v1.SnapshotOrBuilder getSnapshotOrBuilder() { } /** * 
-     * The updated snpashot object.
+     * The updated snapshot object.
      *
* * .google.pubsub.v1.Snapshot snapshot = 1; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequestOrBuilder.java index 13c36c3a2f82..e80d7cda2f95 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequestOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateSnapshotRequestOrBuilder.java @@ -9,7 +9,7 @@ public interface UpdateSnapshotRequestOrBuilder extends /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -17,7 +17,7 @@ public interface UpdateSnapshotRequestOrBuilder extends boolean hasSnapshot(); /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; @@ -25,7 +25,7 @@ public interface UpdateSnapshotRequestOrBuilder extends com.google.pubsub.v1.Snapshot getSnapshot(); /** * 
-   * The updated snpashot object.
+   * The updated snapshot object.
    *
* * .google.pubsub.v1.Snapshot snapshot = 1; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequest.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequest.java index cbe32588bc66..611de401936c 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequest.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequest.java @@ -107,7 +107,7 @@ private UpdateTopicRequest( private com.google.pubsub.v1.Topic topic_; /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -117,7 +117,7 @@ public boolean hasTopic() { } /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -127,7 +127,7 @@ public com.google.pubsub.v1.Topic getTopic() { } /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -140,8 +140,11 @@ public com.google.pubsub.v1.TopicOrBuilder getTopicOrBuilder() { private com.google.protobuf.FieldMask updateMask_; /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; @@ -151,8 +154,11 @@ public boolean hasUpdateMask() { } /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; @@ -162,8 +168,11 @@ public com.google.protobuf.FieldMask getUpdateMask() { } /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; @@ -507,7 +516,7 @@ public Builder mergeFrom( com.google.pubsub.v1.Topic, com.google.pubsub.v1.Topic.Builder, com.google.pubsub.v1.TopicOrBuilder> topicBuilder_; /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -517,7 +526,7 @@ public boolean hasTopic() { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -531,7 +540,7 @@ public com.google.pubsub.v1.Topic getTopic() { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -551,7 +560,7 @@ public Builder setTopic(com.google.pubsub.v1.Topic value) { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -569,7 +578,7 @@ public Builder setTopic( } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -591,7 +600,7 @@ public Builder mergeTopic(com.google.pubsub.v1.Topic value) { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -609,7 +618,7 @@ public Builder clearTopic() { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -621,7 +630,7 @@ public com.google.pubsub.v1.Topic.Builder getTopicBuilder() { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -636,7 +645,7 @@ public com.google.pubsub.v1.TopicOrBuilder getTopicOrBuilder() { } /** * 
-     * The topic to update.
+     * The updated topic object.
      *
* * .google.pubsub.v1.Topic topic = 1; @@ -660,8 +669,11 @@ public com.google.pubsub.v1.TopicOrBuilder getTopicOrBuilder() { com.google.protobuf.FieldMask, com.google.protobuf.FieldMask.Builder, com.google.protobuf.FieldMaskOrBuilder> updateMaskBuilder_; /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -671,8 +683,11 @@ public boolean hasUpdateMask() { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -686,8 +701,11 @@ public com.google.protobuf.FieldMask getUpdateMask() { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -707,8 +725,11 @@ public Builder setUpdateMask(com.google.protobuf.FieldMask value) { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -726,8 +747,11 @@ public Builder setUpdateMask( } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -749,8 +773,11 @@ public Builder mergeUpdateMask(com.google.protobuf.FieldMask value) { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -768,8 +795,11 @@ public Builder clearUpdateMask() { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -781,8 +811,11 @@ public com.google.protobuf.FieldMask.Builder getUpdateMaskBuilder() { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; @@ -797,8 +830,11 @@ public com.google.protobuf.FieldMaskOrBuilder getUpdateMaskOrBuilder() { } /** * 
-     * Indicates which fields in the provided topic to update.
-     * Must be specified and non-empty.
+     * Indicates which fields in the provided topic to update. Must be specified
+     * and non-empty. Note that if `update_mask` contains
+     * "message_storage_policy" then the new value will be determined based on the
+     * policy configured at the project or organization level. The
+     * `message_storage_policy` must not be set in the `topic` provided above.
      *
* * .google.protobuf.FieldMask update_mask = 2; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequestOrBuilder.java b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequestOrBuilder.java index dfe961eaed42..a0f5b5c5e39e 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequestOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/java/com/google/pubsub/v1/UpdateTopicRequestOrBuilder.java @@ -9,7 +9,7 @@ public interface UpdateTopicRequestOrBuilder extends /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -17,7 +17,7 @@ public interface UpdateTopicRequestOrBuilder extends boolean hasTopic(); /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -25,7 +25,7 @@ public interface UpdateTopicRequestOrBuilder extends com.google.pubsub.v1.Topic getTopic(); /** * 
-   * The topic to update.
+   * The updated topic object.
    *
* * .google.pubsub.v1.Topic topic = 1; @@ -34,8 +34,11 @@ public interface UpdateTopicRequestOrBuilder extends /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; @@ -43,8 +46,11 @@ public interface UpdateTopicRequestOrBuilder extends boolean hasUpdateMask(); /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; @@ -52,8 +58,11 @@ public interface UpdateTopicRequestOrBuilder extends com.google.protobuf.FieldMask getUpdateMask(); /** * 
-   * Indicates which fields in the provided topic to update.
-   * Must be specified and non-empty.
+   * Indicates which fields in the provided topic to update. Must be specified
+   * and non-empty. Note that if `update_mask` contains
+   * "message_storage_policy" then the new value will be determined based on the
+   * policy configured at the project or organization level. The
+   * `message_storage_policy` must not be set in the `topic` provided above.
    *
* * .google.protobuf.FieldMask update_mask = 2; diff --git a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto index 058e0ee1776e..e70440314aee 100644 --- a/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto +++ b/google-api-grpc/proto-google-cloud-pubsub-v1/src/main/proto/google/pubsub/v1/pubsub.proto @@ -1,4 +1,4 @@ -// Copyright 2017 Google Inc. +// Copyright 2018 Google Inc. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. @@ -31,10 +31,86 @@ option java_package = "com.google.pubsub.v1"; option php_namespace = "Google\\Cloud\\PubSub\\V1"; +// The service that an application uses to manipulate topics, and to send +// messages to a topic. +service Publisher { + // Creates the given topic with the given name. See the + // resource name rules. + rpc CreateTopic(Topic) returns (Topic) { + option (google.api.http) = { + put: "/v1/{name=projects/*/topics/*}" + body: "*" + }; + } + + // Updates an existing topic. Note that certain properties of a + // topic are not modifiable. + rpc UpdateTopic(UpdateTopicRequest) returns (Topic) { + option (google.api.http) = { + patch: "/v1/{topic.name=projects/*/topics/*}" + body: "*" + }; + } + + // Adds one or more messages to the topic. Returns `NOT_FOUND` if the topic + // does not exist. The message payload must not be empty; it must contain + // either a non-empty data field, or at least one attribute. + rpc Publish(PublishRequest) returns (PublishResponse) { + option (google.api.http) = { + post: "/v1/{topic=projects/*/topics/*}:publish" + body: "*" + }; + } + + // Gets the configuration of a topic. + rpc GetTopic(GetTopicRequest) returns (Topic) { + option (google.api.http) = { + get: "/v1/{topic=projects/*/topics/*}" + }; + } + + // Lists matching topics. + rpc ListTopics(ListTopicsRequest) returns (ListTopicsResponse) { + option (google.api.http) = { + get: "/v1/{project=projects/*}/topics" + }; + } + + // Lists the names of the subscriptions on this topic. + rpc ListTopicSubscriptions(ListTopicSubscriptionsRequest) returns (ListTopicSubscriptionsResponse) { + option (google.api.http) = { + get: "/v1/{topic=projects/*/topics/*}/subscriptions" + }; + } + + // Lists the names of the snapshots on this topic.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. + rpc ListTopicSnapshots(ListTopicSnapshotsRequest) returns (ListTopicSnapshotsResponse) { + option (google.api.http) = { + get: "/v1/{topic=projects/*/topics/*}/snapshots" + }; + } + + // Deletes the topic with the given name. Returns `NOT_FOUND` if the topic + // does not exist. After a topic is deleted, a new topic may be created with + // the same name; this is an entirely new topic with none of the old + // configuration or subscriptions. Existing subscriptions to this topic are + // not deleted, but their `topic` field is set to `_deleted-topic_`. + rpc DeleteTopic(DeleteTopicRequest) returns (google.protobuf.Empty) { + option (google.api.http) = { + delete: "/v1/{topic=projects/*/topics/*}" + }; + } +} + // The service that an application uses to manipulate subscriptions and to -// consume messages from a subscription via the `Pull` method. +// consume messages from a subscription via the `Pull` method or by +// establishing a bi-directional stream using the `StreamingPull` method. service Subscriber { - // Creates a subscription to a given topic. + // Creates a subscription to a given topic. See the + // resource name rules. // If the subscription already exists, returns `ALREADY_EXISTS`. // If the corresponding topic doesn't exist, returns `NOT_FOUND`. // @@ -47,7 +123,8 @@ service Subscriber { rpc CreateSubscription(Subscription) returns (Subscription) { option (google.api.http) = { put: "/v1/{name=projects/*/subscriptions/*}" - body: "*" }; + body: "*" + }; } // Gets the configuration details of a subscription. @@ -59,10 +136,6 @@ service Subscriber { // Updates an existing subscription. Note that certain properties of a // subscription, such as its topic, are not modifiable. - // NOTE: The style guide requires body: "subscription" instead of body: "*". - // Keeping the latter for internal consistency in V1, however it should be - // corrected in V2. See - // https://cloud.google.com/apis/design/standard_methods#update for details. rpc UpdateSubscription(UpdateSubscriptionRequest) returns (Subscription) { option (google.api.http) = { patch: "/v1/{subscription.name=projects/*/subscriptions/*}" @@ -125,18 +198,13 @@ service Subscriber { }; } - // (EXPERIMENTAL) StreamingPull is an experimental feature. This RPC will - // respond with UNIMPLEMENTED errors unless you have been invited to test - // this feature. Contact cloud-pubsub@google.com with any questions. - // // Establishes a stream with the server, which sends messages down to the // client. The client streams acknowledgements and ack deadline modifications // back to the server. The server will close the stream and return the status - // on any error. The server may close the stream with status `OK` to reassign - // server-side resources, in which case, the client should re-establish the - // stream. `UNAVAILABLE` may also be returned in the case of a transient error - // (e.g., a server restart). These should also be retried by the client. Flow - // control can be achieved by configuring the underlying RPC channel. + // on any error. The server may close the stream with status `UNAVAILABLE` to + // reassign server-side resources, in which case, the client should + // re-establish the stream. Flow control can be achieved by configuring the + // underlying RPC channel. rpc StreamingPull(stream StreamingPullRequest) returns (stream StreamingPullResponse); // Modifies the `PushConfig` for a specified subscription. @@ -148,26 +216,45 @@ service Subscriber { rpc ModifyPushConfig(ModifyPushConfigRequest) returns (google.protobuf.Empty) { option (google.api.http) = { post: "/v1/{subscription=projects/*/subscriptions/*}:modifyPushConfig" - body: "*" }; + body: "*" + }; } - // Lists the existing snapshots. + // Gets the configuration details of a snapshot.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. + rpc GetSnapshot(GetSnapshotRequest) returns (Snapshot) { + option (google.api.http) = { + get: "/v1/{snapshot=projects/*/snapshots/*}" + }; + } + + // Lists the existing snapshots.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. rpc ListSnapshots(ListSnapshotsRequest) returns (ListSnapshotsResponse) { option (google.api.http) = { get: "/v1/{project=projects/*}/snapshots" }; } - // Creates a snapshot from the requested subscription. + // Creates a snapshot from the requested subscription.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. // If the snapshot already exists, returns `ALREADY_EXISTS`. // If the requested subscription doesn't exist, returns `NOT_FOUND`. - // - // If the name is not provided in the request, the server will assign a random + // If the backlog in the subscription is too old -- and the resulting snapshot + // would expire in less than 1 hour -- then `FAILED_PRECONDITION` is returned. + // See also the `Snapshot.expire_time` field. If the name is not provided in + // the request, the server will assign a random // name for this snapshot on the same project as the subscription, conforming - // to the - // [resource name format](https://cloud.google.com/pubsub/docs/overview#names). - // The generated name is populated in the returned Snapshot object. - // Note that for REST API requests, you must specify a name in the request. + // to the [resource name format](https://cloud.google.com/pubsub/docs/overview#names). + // The generated + // name is populated in the returned Snapshot object. Note that for REST API + // requests, you must specify a name in the request. rpc CreateSnapshot(CreateSnapshotRequest) returns (Snapshot) { option (google.api.http) = { put: "/v1/{name=projects/*/snapshots/*}" @@ -175,19 +262,23 @@ service Subscriber { }; } - // Updates an existing snapshot. Note that certain properties of a snapshot - // are not modifiable. - // NOTE: The style guide requires body: "snapshot" instead of body: "*". - // Keeping the latter for internal consistency in V1, however it should be - // corrected in V2. See - // https://cloud.google.com/apis/design/standard_methods#update for details. + // Updates an existing snapshot.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. + // Note that certain properties of a snapshot are not modifiable. rpc UpdateSnapshot(UpdateSnapshotRequest) returns (Snapshot) { option (google.api.http) = { patch: "/v1/{snapshot.name=projects/*/snapshots/*}" - body: "*" }; + body: "*" + }; } - // Removes an existing snapshot. All messages retained in the snapshot + // Removes an existing snapshot.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. + // When the snapshot is deleted, all messages retained in the snapshot // are immediately dropped. After a snapshot is deleted, a new one may be // created with the same name, but the new one has no association with the old // snapshot or its subscription, unless the same subscription is specified. @@ -198,7 +289,10 @@ service Subscriber { } // Seeks an existing subscription to a point in time or to a given snapshot, - // whichever is provided in the request. + // whichever is provided in the request.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. rpc Seek(SeekRequest) returns (SeekResponse) { option (google.api.http) = { post: "/v1/{subscription=projects/*/subscriptions/*}:seek" @@ -207,70 +301,14 @@ service Subscriber { } } -// The service that an application uses to manipulate topics, and to send -// messages to a topic. -service Publisher { - // Creates the given topic with the given name. - rpc CreateTopic(Topic) returns (Topic) { - option (google.api.http) = { - put: "/v1/{name=projects/*/topics/*}" - body: "*" - }; - } - - // Updates an existing topic. Note that certain properties of a topic are not - // modifiable. Options settings follow the style guide: - // NOTE: The style guide requires body: "topic" instead of body: "*". - // Keeping the latter for internal consistency in V1, however it should be - // corrected in V2. See - // https://cloud.google.com/apis/design/standard_methods#update for details. - rpc UpdateTopic(UpdateTopicRequest) returns (Topic) { - option (google.api.http) = { - patch: "/v1/{topic.name=projects/*/topics/*}" - body: "*" }; - } - - // Adds one or more messages to the topic. Returns `NOT_FOUND` if the topic - // does not exist. The message payload must not be empty; it must contain - // either a non-empty data field, or at least one attribute. - rpc Publish(PublishRequest) returns (PublishResponse) { - option (google.api.http) = { - post: "/v1/{topic=projects/*/topics/*}:publish" - body: "*" - }; - } - - // Gets the configuration of a topic. - rpc GetTopic(GetTopicRequest) returns (Topic) { - option (google.api.http) = { - get: "/v1/{topic=projects/*/topics/*}" - }; - } - - // Lists matching topics. - rpc ListTopics(ListTopicsRequest) returns (ListTopicsResponse) { - option (google.api.http) = { - get: "/v1/{project=projects/*}/topics" - }; - } - - // Lists the name of the subscriptions for this topic. - rpc ListTopicSubscriptions(ListTopicSubscriptionsRequest) returns (ListTopicSubscriptionsResponse) { - option (google.api.http) = { - get: "/v1/{topic=projects/*/topics/*}/subscriptions" - }; - } - - // Deletes the topic with the given name. Returns `NOT_FOUND` if the topic - // does not exist. After a topic is deleted, a new topic may be created with - // the same name; this is an entirely new topic with none of the old - // configuration or subscriptions. Existing subscriptions to this topic are - // not deleted, but their `topic` field is set to `_deleted-topic_`. - rpc DeleteTopic(DeleteTopicRequest) returns (google.protobuf.Empty) { - option (google.api.http) = { - delete: "/v1/{topic=projects/*/topics/*}" - }; - } +message MessageStoragePolicy { + // The list of GCP regions where messages that are published to the topic may + // be persisted in storage. Messages published by publishers running in + // non-allowed GCP regions (or running outside of GCP altogether) will be + // routed for storage in one of the allowed regions. An empty list indicates a + // misconfiguration at the project or organization level, which will result in + // all Publish operations failing. + repeated string allowed_persistence_regions = 1; } // A topic resource. @@ -285,6 +323,14 @@ message Topic { // User labels. map labels = 2; + + // Policy constraining how messages published to the topic may be stored. It + // is determined when the topic is created based on the policy configured at + // the project level. It must not be set by the caller in the request to + // CreateTopic or to UpdateTopic. This field will be populated in the + // responses for GetTopic, CreateTopic, and UpdateTopic: if not present in the + // response, then no constraints are in effect. + MessageStoragePolicy message_storage_policy = 3; } // A message data and its attributes. The message payload must not be empty; @@ -317,11 +363,14 @@ message GetTopicRequest { // Request for the UpdateTopic method. message UpdateTopicRequest { - // The topic to update. + // The updated topic object. Topic topic = 1; - // Indicates which fields in the provided topic to update. - // Must be specified and non-empty. + // Indicates which fields in the provided topic to update. Must be specified + // and non-empty. Note that if `update_mask` contains + // "message_storage_policy" then the new value will be determined based on the + // policy configured at the project or organization level. The + // `message_storage_policy` must not be set in the `topic` provided above. google.protobuf.FieldMask update_mask = 2; } @@ -394,6 +443,38 @@ message ListTopicSubscriptionsResponse { string next_page_token = 2; } +// Request for the `ListTopicSnapshots` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. +message ListTopicSnapshotsRequest { + // The name of the topic that snapshots are attached to. + // Format is `projects/{project}/topics/{topic}`. + string topic = 1; + + // Maximum number of snapshot names to return. + int32 page_size = 2; + + // The value returned by the last `ListTopicSnapshotsResponse`; indicates + // that this is a continuation of a prior `ListTopicSnapshots` call, and + // that the system should return the next page of data. + string page_token = 3; +} + +// Response for the `ListTopicSnapshots` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. +message ListTopicSnapshotsResponse { + // The names of the snapshots that match the request. + repeated string snapshots = 1; + + // If not empty, indicates that there may be more snapshots that match + // the request; this value should be passed in a new + // `ListTopicSnapshotsRequest` to get more snapshots. + string next_page_token = 2; +} + // Request for the `DeleteTopic` method. message DeleteTopicRequest { // Name of the topic to delete. @@ -431,7 +512,8 @@ message Subscription { // For pull subscriptions, this value is used as the initial value for the ack // deadline. To override this value for a given message, call // `ModifyAckDeadline` with the corresponding `ack_id` if using - // pull. + // non-streaming pull or send the `ack_id` in a + // `StreamingModifyAckDeadlineRequest` if using streaming pull. // The minimum custom deadline you can specify is 10 seconds. // The maximum custom deadline you can specify is 600 seconds (10 minutes). // If this parameter is 0, a default value of 10 seconds is used. @@ -446,7 +528,10 @@ message Subscription { // Indicates whether to retain acknowledged messages. If true, then // messages are not expunged from the subscription's backlog, even if they are // acknowledged, until they fall out of the `message_retention_duration` - // window. + // window.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. bool retain_acked_messages = 7; // How long to retain unacknowledged messages in the subscription's backlog, @@ -454,7 +539,10 @@ message Subscription { // If `retain_acked_messages` is true, then this also configures the retention // of acknowledged messages, and thus configures how far back in time a `Seek` // can be done. Defaults to 7 days. Cannot be more than 7 days or less than 10 - // minutes. + // minutes.

+ // ALPHA: This feature is part of an alpha release. This API might be + // changed in backward-incompatible ways and is not recommended for production + // use. It is not subject to any SLA or deprecation policy. google.protobuf.Duration message_retention_duration = 8; // User labels. @@ -561,7 +649,7 @@ message ModifyPushConfigRequest { // An empty `pushConfig` indicates that the Pub/Sub system should // stop pushing messages from the given subscription and allow // messages to be pulled and acknowledged - effectively pausing - // the subscription if `Pull` is not called. + // the subscription if `Pull` or `StreamingPull` is not called. PushConfig push_config = 2; } @@ -674,7 +762,10 @@ message StreamingPullResponse { repeated ReceivedMessage received_messages = 1; } -// Request for the `CreateSnapshot` method. +// Request for the `CreateSnapshot` method.

+// ALPHA: This feature is part of an alpha release. This API might be changed in +// backward-incompatible ways and is not recommended for production use. +// It is not subject to any SLA or deprecation policy. message CreateSnapshotRequest { // Optional user-provided name for this snapshot. // If the name is not provided in the request, the server will assign a random @@ -693,11 +784,17 @@ message CreateSnapshotRequest { // successful completion of the CreateSnapshot request. // Format is `projects/{project}/subscriptions/{sub}`. string subscription = 2; + + // User labels. + map labels = 3; } -// Request for the UpdateSnapshot method. +// Request for the UpdateSnapshot method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message UpdateSnapshotRequest { - // The updated snpashot object. + // The updated snapshot object. Snapshot snapshot = 1; // Indicates which fields in the provided snapshot to update. @@ -705,7 +802,10 @@ message UpdateSnapshotRequest { google.protobuf.FieldMask update_mask = 2; } -// A snapshot resource. +// A snapshot resource.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message Snapshot { // The name of the snapshot. string name = 1; @@ -721,14 +821,28 @@ message Snapshot { // For example, consider a subscription whose oldest unacked message is 3 days // old. If a snapshot is created from this subscription, the snapshot -- which // will always capture this 3-day-old backlog as long as the snapshot - // exists -- will expire in 4 days. + // exists -- will expire in 4 days. The service will refuse to create a + // snapshot that would expire in less than 1 hour after creation. google.protobuf.Timestamp expire_time = 3; // User labels. map labels = 4; } -// Request for the `ListSnapshots` method. +// Request for the GetSnapshot method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. +message GetSnapshotRequest { + // The name of the snapshot to get. + // Format is `projects/{project}/snapshots/{snap}`. + string snapshot = 1; +} + +// Request for the `ListSnapshots` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message ListSnapshotsRequest { // The name of the cloud project that snapshots belong to. // Format is `projects/{project}`. @@ -743,7 +857,10 @@ message ListSnapshotsRequest { string page_token = 3; } -// Response for the `ListSnapshots` method. +// Response for the `ListSnapshots` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message ListSnapshotsResponse { // The resulting snapshots. repeated Snapshot snapshots = 1; @@ -753,14 +870,20 @@ message ListSnapshotsResponse { string next_page_token = 2; } -// Request for the `DeleteSnapshot` method. +// Request for the `DeleteSnapshot` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message DeleteSnapshotRequest { // The name of the snapshot to delete. // Format is `projects/{project}/snapshots/{snap}`. string snapshot = 1; } -// Request for the `Seek` method. +// Request for the `Seek` method.

+// ALPHA: This feature is part of an alpha release. This API might be +// changed in backward-incompatible ways and is not recommended for production +// use. It is not subject to any SLA or deprecation policy. message SeekRequest { // The subscription to affect. string subscription = 1; diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBox.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBox.java deleted file mode 100644 index 4415dc2c1da2..000000000000 --- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBox.java +++ /dev/null @@ -1,709 +0,0 @@ -// Generated by the protocol buffer compiler. DO NOT EDIT! -// source: google/cloud/videointelligence/v1p1beta1/video_intelligence.proto - -package com.google.cloud.videointelligence.v1p1beta1; - -/** - * 
- * Normalized bounding box.
- * The normalized vertex coordinates are relative to the original image.
- * Range: [0, 1].
- *
- * - * Protobuf type {@code google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox} - */ -public final class NormalizedBoundingBox extends - com.google.protobuf.GeneratedMessageV3 implements - // @@protoc_insertion_point(message_implements:google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) - NormalizedBoundingBoxOrBuilder { -private static final long serialVersionUID = 0L; - // Use NormalizedBoundingBox.newBuilder() to construct. - private NormalizedBoundingBox(com.google.protobuf.GeneratedMessageV3.Builder builder) { - super(builder); - } - private NormalizedBoundingBox() { - left_ = 0F; - top_ = 0F; - right_ = 0F; - bottom_ = 0F; - } - - @java.lang.Override - public final com.google.protobuf.UnknownFieldSet - getUnknownFields() { - return this.unknownFields; - } - private NormalizedBoundingBox( - com.google.protobuf.CodedInputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws com.google.protobuf.InvalidProtocolBufferException { - this(); - if (extensionRegistry == null) { - throw new java.lang.NullPointerException(); - } - int mutable_bitField0_ = 0; - com.google.protobuf.UnknownFieldSet.Builder unknownFields = - com.google.protobuf.UnknownFieldSet.newBuilder(); - try { - boolean done = false; - while (!done) { - int tag = input.readTag(); - switch (tag) { - case 0: - done = true; - break; - default: { - if (!parseUnknownFieldProto3( - input, unknownFields, extensionRegistry, tag)) { - done = true; - } - break; - } - case 13: { - - left_ = input.readFloat(); - break; - } - case 21: { - - top_ = input.readFloat(); - break; - } - case 29: { - - right_ = input.readFloat(); - break; - } - case 37: { - - bottom_ = input.readFloat(); - break; - } - } - } - } catch (com.google.protobuf.InvalidProtocolBufferException e) { - throw e.setUnfinishedMessage(this); - } catch (java.io.IOException e) { - throw new com.google.protobuf.InvalidProtocolBufferException( - e).setUnfinishedMessage(this); - } finally { - this.unknownFields = unknownFields.build(); - makeExtensionsImmutable(); - } - } - public static final com.google.protobuf.Descriptors.Descriptor - getDescriptor() { - return com.google.cloud.videointelligence.v1p1beta1.VideoIntelligenceServiceProto.internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor; - } - - protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable - internalGetFieldAccessorTable() { - return com.google.cloud.videointelligence.v1p1beta1.VideoIntelligenceServiceProto.internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_fieldAccessorTable - .ensureFieldAccessorsInitialized( - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.class, com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.Builder.class); - } - - public static final int LEFT_FIELD_NUMBER = 1; - private float left_; - /** - * 
-   * Left X coordinate.
-   *
- * - * float left = 1; - */ - public float getLeft() { - return left_; - } - - public static final int TOP_FIELD_NUMBER = 2; - private float top_; - /** - * 
-   * Top Y coordinate.
-   *
- * - * float top = 2; - */ - public float getTop() { - return top_; - } - - public static final int RIGHT_FIELD_NUMBER = 3; - private float right_; - /** - * 
-   * Right X coordinate.
-   *
- * - * float right = 3; - */ - public float getRight() { - return right_; - } - - public static final int BOTTOM_FIELD_NUMBER = 4; - private float bottom_; - /** - * 
-   * Bottom Y coordinate.
-   *
- * - * float bottom = 4; - */ - public float getBottom() { - return bottom_; - } - - private byte memoizedIsInitialized = -1; - public final boolean isInitialized() { - byte isInitialized = memoizedIsInitialized; - if (isInitialized == 1) return true; - if (isInitialized == 0) return false; - - memoizedIsInitialized = 1; - return true; - } - - public void writeTo(com.google.protobuf.CodedOutputStream output) - throws java.io.IOException { - if (left_ != 0F) { - output.writeFloat(1, left_); - } - if (top_ != 0F) { - output.writeFloat(2, top_); - } - if (right_ != 0F) { - output.writeFloat(3, right_); - } - if (bottom_ != 0F) { - output.writeFloat(4, bottom_); - } - unknownFields.writeTo(output); - } - - public int getSerializedSize() { - int size = memoizedSize; - if (size != -1) return size; - - size = 0; - if (left_ != 0F) { - size += com.google.protobuf.CodedOutputStream - .computeFloatSize(1, left_); - } - if (top_ != 0F) { - size += com.google.protobuf.CodedOutputStream - .computeFloatSize(2, top_); - } - if (right_ != 0F) { - size += com.google.protobuf.CodedOutputStream - .computeFloatSize(3, right_); - } - if (bottom_ != 0F) { - size += com.google.protobuf.CodedOutputStream - .computeFloatSize(4, bottom_); - } - size += unknownFields.getSerializedSize(); - memoizedSize = size; - return size; - } - - @java.lang.Override - public boolean equals(final java.lang.Object obj) { - if (obj == this) { - return true; - } - if (!(obj instanceof com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox)) { - return super.equals(obj); - } - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox other = (com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) obj; - - boolean result = true; - result = result && ( - java.lang.Float.floatToIntBits(getLeft()) - == java.lang.Float.floatToIntBits( - other.getLeft())); - result = result && ( - java.lang.Float.floatToIntBits(getTop()) - == java.lang.Float.floatToIntBits( - other.getTop())); - result = result && ( - java.lang.Float.floatToIntBits(getRight()) - == java.lang.Float.floatToIntBits( - other.getRight())); - result = result && ( - java.lang.Float.floatToIntBits(getBottom()) - == java.lang.Float.floatToIntBits( - other.getBottom())); - result = result && unknownFields.equals(other.unknownFields); - return result; - } - - @java.lang.Override - public int hashCode() { - if (memoizedHashCode != 0) { - return memoizedHashCode; - } - int hash = 41; - hash = (19 * hash) + getDescriptor().hashCode(); - hash = (37 * hash) + LEFT_FIELD_NUMBER; - hash = (53 * hash) + java.lang.Float.floatToIntBits( - getLeft()); - hash = (37 * hash) + TOP_FIELD_NUMBER; - hash = (53 * hash) + java.lang.Float.floatToIntBits( - getTop()); - hash = (37 * hash) + RIGHT_FIELD_NUMBER; - hash = (53 * hash) + java.lang.Float.floatToIntBits( - getRight()); - hash = (37 * hash) + BOTTOM_FIELD_NUMBER; - hash = (53 * hash) + java.lang.Float.floatToIntBits( - getBottom()); - hash = (29 * hash) + unknownFields.hashCode(); - memoizedHashCode = hash; - return hash; - } - - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - java.nio.ByteBuffer data) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - java.nio.ByteBuffer data, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data, extensionRegistry); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - com.google.protobuf.ByteString data) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - com.google.protobuf.ByteString data, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data, extensionRegistry); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom(byte[] data) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - byte[] data, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws com.google.protobuf.InvalidProtocolBufferException { - return PARSER.parseFrom(data, extensionRegistry); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom(java.io.InputStream input) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseWithIOException(PARSER, input); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - java.io.InputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseWithIOException(PARSER, input, extensionRegistry); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseDelimitedFrom(java.io.InputStream input) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseDelimitedWithIOException(PARSER, input); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseDelimitedFrom( - java.io.InputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseDelimitedWithIOException(PARSER, input, extensionRegistry); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - com.google.protobuf.CodedInputStream input) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseWithIOException(PARSER, input); - } - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parseFrom( - com.google.protobuf.CodedInputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws java.io.IOException { - return com.google.protobuf.GeneratedMessageV3 - .parseWithIOException(PARSER, input, extensionRegistry); - } - - public Builder newBuilderForType() { return newBuilder(); } - public static Builder newBuilder() { - return DEFAULT_INSTANCE.toBuilder(); - } - public static Builder newBuilder(com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox prototype) { - return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype); - } - public Builder toBuilder() { - return this == DEFAULT_INSTANCE - ? new Builder() : new Builder().mergeFrom(this); - } - - @java.lang.Override - protected Builder newBuilderForType( - com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { - Builder builder = new Builder(parent); - return builder; - } - /** - * 
-   * Normalized bounding box.
-   * The normalized vertex coordinates are relative to the original image.
-   * Range: [0, 1].
-   *
- * - * Protobuf type {@code google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox} - */ - public static final class Builder extends - com.google.protobuf.GeneratedMessageV3.Builder implements - // @@protoc_insertion_point(builder_implements:google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBoxOrBuilder { - public static final com.google.protobuf.Descriptors.Descriptor - getDescriptor() { - return com.google.cloud.videointelligence.v1p1beta1.VideoIntelligenceServiceProto.internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor; - } - - protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable - internalGetFieldAccessorTable() { - return com.google.cloud.videointelligence.v1p1beta1.VideoIntelligenceServiceProto.internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_fieldAccessorTable - .ensureFieldAccessorsInitialized( - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.class, com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.Builder.class); - } - - // Construct using com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.newBuilder() - private Builder() { - maybeForceBuilderInitialization(); - } - - private Builder( - com.google.protobuf.GeneratedMessageV3.BuilderParent parent) { - super(parent); - maybeForceBuilderInitialization(); - } - private void maybeForceBuilderInitialization() { - if (com.google.protobuf.GeneratedMessageV3 - .alwaysUseFieldBuilders) { - } - } - public Builder clear() { - super.clear(); - left_ = 0F; - - top_ = 0F; - - right_ = 0F; - - bottom_ = 0F; - - return this; - } - - public com.google.protobuf.Descriptors.Descriptor - getDescriptorForType() { - return com.google.cloud.videointelligence.v1p1beta1.VideoIntelligenceServiceProto.internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor; - } - - public com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox getDefaultInstanceForType() { - return com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.getDefaultInstance(); - } - - public com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox build() { - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox result = buildPartial(); - if (!result.isInitialized()) { - throw newUninitializedMessageException(result); - } - return result; - } - - public com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox buildPartial() { - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox result = new com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox(this); - result.left_ = left_; - result.top_ = top_; - result.right_ = right_; - result.bottom_ = bottom_; - onBuilt(); - return result; - } - - public Builder clone() { - return (Builder) super.clone(); - } - public Builder setField( - com.google.protobuf.Descriptors.FieldDescriptor field, - java.lang.Object value) { - return (Builder) super.setField(field, value); - } - public Builder clearField( - com.google.protobuf.Descriptors.FieldDescriptor field) { - return (Builder) super.clearField(field); - } - public Builder clearOneof( - com.google.protobuf.Descriptors.OneofDescriptor oneof) { - return (Builder) super.clearOneof(oneof); - } - public Builder setRepeatedField( - com.google.protobuf.Descriptors.FieldDescriptor field, - int index, java.lang.Object value) { - return (Builder) super.setRepeatedField(field, index, value); - } - public Builder addRepeatedField( - com.google.protobuf.Descriptors.FieldDescriptor field, - java.lang.Object value) { - return (Builder) super.addRepeatedField(field, value); - } - public Builder mergeFrom(com.google.protobuf.Message other) { - if (other instanceof com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) { - return mergeFrom((com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox)other); - } else { - super.mergeFrom(other); - return this; - } - } - - public Builder mergeFrom(com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox other) { - if (other == com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox.getDefaultInstance()) return this; - if (other.getLeft() != 0F) { - setLeft(other.getLeft()); - } - if (other.getTop() != 0F) { - setTop(other.getTop()); - } - if (other.getRight() != 0F) { - setRight(other.getRight()); - } - if (other.getBottom() != 0F) { - setBottom(other.getBottom()); - } - this.mergeUnknownFields(other.unknownFields); - onChanged(); - return this; - } - - public final boolean isInitialized() { - return true; - } - - public Builder mergeFrom( - com.google.protobuf.CodedInputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws java.io.IOException { - com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox parsedMessage = null; - try { - parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry); - } catch (com.google.protobuf.InvalidProtocolBufferException e) { - parsedMessage = (com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) e.getUnfinishedMessage(); - throw e.unwrapIOException(); - } finally { - if (parsedMessage != null) { - mergeFrom(parsedMessage); - } - } - return this; - } - - private float left_ ; - /** - * 
-     * Left X coordinate.
-     *
- * - * float left = 1; - */ - public float getLeft() { - return left_; - } - /** - * 
-     * Left X coordinate.
-     *
- * - * float left = 1; - */ - public Builder setLeft(float value) { - - left_ = value; - onChanged(); - return this; - } - /** - * 
-     * Left X coordinate.
-     *
- * - * float left = 1; - */ - public Builder clearLeft() { - - left_ = 0F; - onChanged(); - return this; - } - - private float top_ ; - /** - * 
-     * Top Y coordinate.
-     *
- * - * float top = 2; - */ - public float getTop() { - return top_; - } - /** - * 
-     * Top Y coordinate.
-     *
- * - * float top = 2; - */ - public Builder setTop(float value) { - - top_ = value; - onChanged(); - return this; - } - /** - * 
-     * Top Y coordinate.
-     *
- * - * float top = 2; - */ - public Builder clearTop() { - - top_ = 0F; - onChanged(); - return this; - } - - private float right_ ; - /** - * 
-     * Right X coordinate.
-     *
- * - * float right = 3; - */ - public float getRight() { - return right_; - } - /** - * 
-     * Right X coordinate.
-     *
- * - * float right = 3; - */ - public Builder setRight(float value) { - - right_ = value; - onChanged(); - return this; - } - /** - * 
-     * Right X coordinate.
-     *
- * - * float right = 3; - */ - public Builder clearRight() { - - right_ = 0F; - onChanged(); - return this; - } - - private float bottom_ ; - /** - * 
-     * Bottom Y coordinate.
-     *
- * - * float bottom = 4; - */ - public float getBottom() { - return bottom_; - } - /** - * 
-     * Bottom Y coordinate.
-     *
- * - * float bottom = 4; - */ - public Builder setBottom(float value) { - - bottom_ = value; - onChanged(); - return this; - } - /** - * 
-     * Bottom Y coordinate.
-     *
- * - * float bottom = 4; - */ - public Builder clearBottom() { - - bottom_ = 0F; - onChanged(); - return this; - } - public final Builder setUnknownFields( - final com.google.protobuf.UnknownFieldSet unknownFields) { - return super.setUnknownFieldsProto3(unknownFields); - } - - public final Builder mergeUnknownFields( - final com.google.protobuf.UnknownFieldSet unknownFields) { - return super.mergeUnknownFields(unknownFields); - } - - - // @@protoc_insertion_point(builder_scope:google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) - } - - // @@protoc_insertion_point(class_scope:google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) - private static final com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox DEFAULT_INSTANCE; - static { - DEFAULT_INSTANCE = new com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox(); - } - - public static com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox getDefaultInstance() { - return DEFAULT_INSTANCE; - } - - private static final com.google.protobuf.Parser - PARSER = new com.google.protobuf.AbstractParser() { - public NormalizedBoundingBox parsePartialFrom( - com.google.protobuf.CodedInputStream input, - com.google.protobuf.ExtensionRegistryLite extensionRegistry) - throws com.google.protobuf.InvalidProtocolBufferException { - return new NormalizedBoundingBox(input, extensionRegistry); - } - }; - - public static com.google.protobuf.Parser parser() { - return PARSER; - } - - @java.lang.Override - public com.google.protobuf.Parser getParserForType() { - return PARSER; - } - - public com.google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox getDefaultInstanceForType() { - return DEFAULT_INSTANCE; - } - -} - diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBoxOrBuilder.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBoxOrBuilder.java deleted file mode 100644 index f0d9dea8a761..000000000000 --- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/NormalizedBoundingBoxOrBuilder.java +++ /dev/null @@ -1,45 +0,0 @@ -// Generated by the protocol buffer compiler. DO NOT EDIT! -// source: google/cloud/videointelligence/v1p1beta1/video_intelligence.proto - -package com.google.cloud.videointelligence.v1p1beta1; - -public interface NormalizedBoundingBoxOrBuilder extends - // @@protoc_insertion_point(interface_extends:google.cloud.videointelligence.v1p1beta1.NormalizedBoundingBox) - com.google.protobuf.MessageOrBuilder { - - /** - * 
-   * Left X coordinate.
-   *
- * - * float left = 1; - */ - float getLeft(); - - /** - * 
-   * Top Y coordinate.
-   *
- * - * float top = 2; - */ - float getTop(); - - /** - * 
-   * Right X coordinate.
-   *
- * - * float right = 3; - */ - float getRight(); - - /** - * 
-   * Bottom Y coordinate.
-   *
- * - * float bottom = 4; - */ - float getBottom(); -} diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfig.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfig.java index f913dc6c3f80..85864c7ff854 100644 --- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfig.java +++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfig.java @@ -24,6 +24,7 @@ private SpeechTranscriptionConfig() { maxAlternatives_ = 0; filterProfanity_ = false; speechContexts_ = java.util.Collections.emptyList(); + enableAutomaticPunctuation_ = false; audioTracks_ = java.util.Collections.emptyList(); } @@ -83,10 +84,15 @@ private SpeechTranscriptionConfig( input.readMessage(com.google.cloud.videointelligence.v1p1beta1.SpeechContext.parser(), extensionRegistry)); break; } + case 40: { + + enableAutomaticPunctuation_ = input.readBool(); + break; + } case 48: { - if (!((mutable_bitField0_ & 0x00000010) == 0x00000010)) { + if (!((mutable_bitField0_ & 0x00000020) == 0x00000020)) { audioTracks_ = new java.util.ArrayList(); - mutable_bitField0_ |= 0x00000010; + mutable_bitField0_ |= 0x00000020; } audioTracks_.add(input.readInt32()); break; @@ -94,9 +100,9 @@ private SpeechTranscriptionConfig( case 50: { int length = input.readRawVarint32(); int limit = input.pushLimit(length); - if (!((mutable_bitField0_ & 0x00000010) == 0x00000010) && input.getBytesUntilLimit() > 0) { + if (!((mutable_bitField0_ & 0x00000020) == 0x00000020) && input.getBytesUntilLimit() > 0) { audioTracks_ = new java.util.ArrayList(); - mutable_bitField0_ |= 0x00000010; + mutable_bitField0_ |= 0x00000020; } while (input.getBytesUntilLimit() > 0) { audioTracks_.add(input.readInt32()); @@ -115,7 +121,7 @@ private SpeechTranscriptionConfig( if (((mutable_bitField0_ & 0x00000008) == 0x00000008)) { speechContexts_ = java.util.Collections.unmodifiableList(speechContexts_); } - if (((mutable_bitField0_ & 0x00000010) == 0x00000010)) { + if (((mutable_bitField0_ & 0x00000020) == 0x00000020)) { audioTracks_ = java.util.Collections.unmodifiableList(audioTracks_); } this.unknownFields = unknownFields.build(); @@ -273,6 +279,24 @@ public com.google.cloud.videointelligence.v1p1beta1.SpeechContextOrBuilder getSp return speechContexts_.get(index); } + public static final int ENABLE_AUTOMATIC_PUNCTUATION_FIELD_NUMBER = 5; + private boolean enableAutomaticPunctuation_; + /** + * 
+   * *Optional* If 'true', adds punctuation to recognition result hypotheses.
+   * This feature is only available in select languages. Setting this for
+   * requests in other languages has no effect at all. The default 'false' value
+   * does not add punctuation to result hypotheses. NOTE: "This is currently
+   * offered as an experimental service, complimentary to all users. In the
+   * future this may be exclusively available as a premium feature."
+   *
+ * + * bool enable_automatic_punctuation = 5; + */ + public boolean getEnableAutomaticPunctuation() { + return enableAutomaticPunctuation_; + } + public static final int AUDIO_TRACKS_FIELD_NUMBER = 6; private java.util.List audioTracks_; /** @@ -336,6 +360,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output) for (int i = 0; i < speechContexts_.size(); i++) { output.writeMessage(4, speechContexts_.get(i)); } + if (enableAutomaticPunctuation_ != false) { + output.writeBool(5, enableAutomaticPunctuation_); + } if (getAudioTracksList().size() > 0) { output.writeUInt32NoTag(50); output.writeUInt32NoTag(audioTracksMemoizedSerializedSize); @@ -366,6 +393,10 @@ public int getSerializedSize() { size += com.google.protobuf.CodedOutputStream .computeMessageSize(4, speechContexts_.get(i)); } + if (enableAutomaticPunctuation_ != false) { + size += com.google.protobuf.CodedOutputStream + .computeBoolSize(5, enableAutomaticPunctuation_); + } { int dataSize = 0; for (int i = 0; i < audioTracks_.size(); i++) { @@ -404,6 +435,8 @@ public boolean equals(final java.lang.Object obj) { == other.getFilterProfanity()); result = result && getSpeechContextsList() .equals(other.getSpeechContextsList()); + result = result && (getEnableAutomaticPunctuation() + == other.getEnableAutomaticPunctuation()); result = result && getAudioTracksList() .equals(other.getAudioTracksList()); result = result && unknownFields.equals(other.unknownFields); @@ -428,6 +461,9 @@ public int hashCode() { hash = (37 * hash) + SPEECH_CONTEXTS_FIELD_NUMBER; hash = (53 * hash) + getSpeechContextsList().hashCode(); } + hash = (37 * hash) + ENABLE_AUTOMATIC_PUNCTUATION_FIELD_NUMBER; + hash = (53 * hash) + com.google.protobuf.Internal.hashBoolean( + getEnableAutomaticPunctuation()); if (getAudioTracksCount() > 0) { hash = (37 * hash) + AUDIO_TRACKS_FIELD_NUMBER; hash = (53 * hash) + getAudioTracksList().hashCode(); @@ -578,8 +614,10 @@ public Builder clear() { } else { speechContextsBuilder_.clear(); } + enableAutomaticPunctuation_ = false; + audioTracks_ = java.util.Collections.emptyList(); - bitField0_ = (bitField0_ & ~0x00000010); + bitField0_ = (bitField0_ & ~0x00000020); return this; } @@ -616,9 +654,10 @@ public com.google.cloud.videointelligence.v1p1beta1.SpeechTranscriptionConfig bu } else { result.speechContexts_ = speechContextsBuilder_.build(); } - if (((bitField0_ & 0x00000010) == 0x00000010)) { + result.enableAutomaticPunctuation_ = enableAutomaticPunctuation_; + if (((bitField0_ & 0x00000020) == 0x00000020)) { audioTracks_ = java.util.Collections.unmodifiableList(audioTracks_); - bitField0_ = (bitField0_ & ~0x00000010); + bitField0_ = (bitField0_ & ~0x00000020); } result.audioTracks_ = audioTracks_; result.bitField0_ = to_bitField0_; @@ -699,10 +738,13 @@ public Builder mergeFrom(com.google.cloud.videointelligence.v1p1beta1.SpeechTran } } } + if (other.getEnableAutomaticPunctuation() != false) { + setEnableAutomaticPunctuation(other.getEnableAutomaticPunctuation()); + } if (!other.audioTracks_.isEmpty()) { if (audioTracks_.isEmpty()) { audioTracks_ = other.audioTracks_; - bitField0_ = (bitField0_ & ~0x00000010); + bitField0_ = (bitField0_ & ~0x00000020); } else { ensureAudioTracksIsMutable(); audioTracks_.addAll(other.audioTracks_); @@ -1255,11 +1297,64 @@ public com.google.cloud.videointelligence.v1p1beta1.SpeechContext.Builder addSpe return speechContextsBuilder_; } + private boolean enableAutomaticPunctuation_ ; + /** + * 
+     * *Optional* If 'true', adds punctuation to recognition result hypotheses.
+     * This feature is only available in select languages. Setting this for
+     * requests in other languages has no effect at all. The default 'false' value
+     * does not add punctuation to result hypotheses. NOTE: "This is currently
+     * offered as an experimental service, complimentary to all users. In the
+     * future this may be exclusively available as a premium feature."
+     *
+ * + * bool enable_automatic_punctuation = 5; + */ + public boolean getEnableAutomaticPunctuation() { + return enableAutomaticPunctuation_; + } + /** + * 
+     * *Optional* If 'true', adds punctuation to recognition result hypotheses.
+     * This feature is only available in select languages. Setting this for
+     * requests in other languages has no effect at all. The default 'false' value
+     * does not add punctuation to result hypotheses. NOTE: "This is currently
+     * offered as an experimental service, complimentary to all users. In the
+     * future this may be exclusively available as a premium feature."
+     *
+ * + * bool enable_automatic_punctuation = 5; + */ + public Builder setEnableAutomaticPunctuation(boolean value) { + + enableAutomaticPunctuation_ = value; + onChanged(); + return this; + } + /** + * 
+     * *Optional* If 'true', adds punctuation to recognition result hypotheses.
+     * This feature is only available in select languages. Setting this for
+     * requests in other languages has no effect at all. The default 'false' value
+     * does not add punctuation to result hypotheses. NOTE: "This is currently
+     * offered as an experimental service, complimentary to all users. In the
+     * future this may be exclusively available as a premium feature."
+     *
+ * + * bool enable_automatic_punctuation = 5; + */ + public Builder clearEnableAutomaticPunctuation() { + + enableAutomaticPunctuation_ = false; + onChanged(); + return this; + } + private java.util.List audioTracks_ = java.util.Collections.emptyList(); private void ensureAudioTracksIsMutable() { - if (!((bitField0_ & 0x00000010) == 0x00000010)) { + if (!((bitField0_ & 0x00000020) == 0x00000020)) { audioTracks_ = new java.util.ArrayList(audioTracks_); - bitField0_ |= 0x00000010; + bitField0_ |= 0x00000020; } } /** @@ -1351,7 +1446,7 @@ public Builder addAllAudioTracks( */ public Builder clearAudioTracks() { audioTracks_ = java.util.Collections.emptyList(); - bitField0_ = (bitField0_ & ~0x00000010); + bitField0_ = (bitField0_ & ~0x00000020); onChanged(); return this; } diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfigOrBuilder.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfigOrBuilder.java index 00aad1f9b826..a5caeb14da3b 100644 --- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfigOrBuilder.java +++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/SpeechTranscriptionConfigOrBuilder.java @@ -102,6 +102,20 @@ public interface SpeechTranscriptionConfigOrBuilder extends com.google.cloud.videointelligence.v1p1beta1.SpeechContextOrBuilder getSpeechContextsOrBuilder( int index); + /** + * 
+   * *Optional* If 'true', adds punctuation to recognition result hypotheses.
+   * This feature is only available in select languages. Setting this for
+   * requests in other languages has no effect at all. The default 'false' value
+   * does not add punctuation to result hypotheses. NOTE: "This is currently
+   * offered as an experimental service, complimentary to all users. In the
+   * future this may be exclusively available as a premium feature."
+   *
+ * + * bool enable_automatic_punctuation = 5; + */ + boolean getEnableAutomaticPunctuation(); + /** * 
    * *Optional* For file formats, such as MXF or MKV, supporting multiple audio
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgress.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgress.java
index 63d02624507a..f2504e556288 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgress.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgress.java
@@ -120,7 +120,7 @@ private VideoAnnotationProgress(
   private volatile java.lang.Object inputUri_;
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -140,7 +140,7 @@ public java.lang.String getInputUri() {
   }
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -164,8 +164,8 @@ public java.lang.String getInputUri() {
   private int progressPercent_;
   /**
    * 
-   * Approximate percentage processed thus far.
-   * Guaranteed to be 100 when fully processed.
+   * Output only. Approximate percentage processed thus far. Guaranteed to be
+   * 100 when fully processed.
    * 

    *
    * int32 progress_percent = 2;
@@ -178,7 +178,7 @@ public int getProgressPercent() {
   private com.google.protobuf.Timestamp startTime_;
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -188,7 +188,7 @@ public boolean hasStartTime() {
   }
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -198,7 +198,7 @@ public com.google.protobuf.Timestamp getStartTime() {
   }
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -211,7 +211,7 @@ public com.google.protobuf.TimestampOrBuilder getStartTimeOrBuilder() {
   private com.google.protobuf.Timestamp updateTime_;
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
@@ -221,7 +221,7 @@ public boolean hasUpdateTime() {
   }
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
@@ -231,7 +231,7 @@ public com.google.protobuf.Timestamp getUpdateTime() {
   }
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
@@ -607,7 +607,7 @@ public Builder mergeFrom(
     private java.lang.Object inputUri_ = "";
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -627,7 +627,7 @@ public java.lang.String getInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -648,7 +648,7 @@ public java.lang.String getInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -666,7 +666,7 @@ public Builder setInputUri(
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -680,7 +680,7 @@ public Builder clearInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -701,8 +701,8 @@ public Builder setInputUriBytes(
     private int progressPercent_ ;
     /**
      * 
-     * Approximate percentage processed thus far.
-     * Guaranteed to be 100 when fully processed.
+     * Output only. Approximate percentage processed thus far. Guaranteed to be
+     * 100 when fully processed.
      * 

      *
      * int32 progress_percent = 2;
@@ -712,8 +712,8 @@ public int getProgressPercent() {
     }
     /**
      * 
-     * Approximate percentage processed thus far.
-     * Guaranteed to be 100 when fully processed.
+     * Output only. Approximate percentage processed thus far. Guaranteed to be
+     * 100 when fully processed.
      * 

      *
      * int32 progress_percent = 2;
@@ -726,8 +726,8 @@ public Builder setProgressPercent(int value) {
     }
     /**
      * 
-     * Approximate percentage processed thus far.
-     * Guaranteed to be 100 when fully processed.
+     * Output only. Approximate percentage processed thus far. Guaranteed to be
+     * 100 when fully processed.
      * 

      *
      * int32 progress_percent = 2;
@@ -744,7 +744,7 @@ public Builder clearProgressPercent() {
         com.google.protobuf.Timestamp, com.google.protobuf.Timestamp.Builder, com.google.protobuf.TimestampOrBuilder> startTimeBuilder_;
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -754,7 +754,7 @@ public boolean hasStartTime() {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -768,7 +768,7 @@ public com.google.protobuf.Timestamp getStartTime() {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -788,7 +788,7 @@ public Builder setStartTime(com.google.protobuf.Timestamp value) {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -806,7 +806,7 @@ public Builder setStartTime(
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -828,7 +828,7 @@ public Builder mergeStartTime(com.google.protobuf.Timestamp value) {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -846,7 +846,7 @@ public Builder clearStartTime() {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -858,7 +858,7 @@ public com.google.protobuf.Timestamp.Builder getStartTimeBuilder() {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -873,7 +873,7 @@ public com.google.protobuf.TimestampOrBuilder getStartTimeOrBuilder() {
     }
     /**
      * 
-     * Time when the request was received.
+     * Output only. Time when the request was received.
      * 

      *
      * .google.protobuf.Timestamp start_time = 3;
@@ -897,7 +897,7 @@ public com.google.protobuf.TimestampOrBuilder getStartTimeOrBuilder() {
         com.google.protobuf.Timestamp, com.google.protobuf.Timestamp.Builder, com.google.protobuf.TimestampOrBuilder> updateTimeBuilder_;
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -907,7 +907,7 @@ public boolean hasUpdateTime() {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -921,7 +921,7 @@ public com.google.protobuf.Timestamp getUpdateTime() {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -941,7 +941,7 @@ public Builder setUpdateTime(com.google.protobuf.Timestamp value) {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -959,7 +959,7 @@ public Builder setUpdateTime(
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -981,7 +981,7 @@ public Builder mergeUpdateTime(com.google.protobuf.Timestamp value) {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -999,7 +999,7 @@ public Builder clearUpdateTime() {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -1011,7 +1011,7 @@ public com.google.protobuf.Timestamp.Builder getUpdateTimeBuilder() {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
@@ -1026,7 +1026,7 @@ public com.google.protobuf.TimestampOrBuilder getUpdateTimeOrBuilder() {
     }
     /**
      * 
-     * Time of the most recent update.
+     * Output only. Time of the most recent update.
      * 

      *
      * .google.protobuf.Timestamp update_time = 4;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgressOrBuilder.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgressOrBuilder.java
index 8dc7b90d4c27..391c2c8b9833 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgressOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationProgressOrBuilder.java
@@ -9,7 +9,7 @@ public interface VideoAnnotationProgressOrBuilder extends
 
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -18,7 +18,7 @@ public interface VideoAnnotationProgressOrBuilder extends
   java.lang.String getInputUri();
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -29,8 +29,8 @@ public interface VideoAnnotationProgressOrBuilder extends
 
   /**
    * 
-   * Approximate percentage processed thus far.
-   * Guaranteed to be 100 when fully processed.
+   * Output only. Approximate percentage processed thus far. Guaranteed to be
+   * 100 when fully processed.
    * 

    *
    * int32 progress_percent = 2;
@@ -39,7 +39,7 @@ public interface VideoAnnotationProgressOrBuilder extends
 
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -47,7 +47,7 @@ public interface VideoAnnotationProgressOrBuilder extends
   boolean hasStartTime();
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -55,7 +55,7 @@ public interface VideoAnnotationProgressOrBuilder extends
   com.google.protobuf.Timestamp getStartTime();
   /**
    * 
-   * Time when the request was received.
+   * Output only. Time when the request was received.
    * 

    *
    * .google.protobuf.Timestamp start_time = 3;
@@ -64,7 +64,7 @@ public interface VideoAnnotationProgressOrBuilder extends
 
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
@@ -72,7 +72,7 @@ public interface VideoAnnotationProgressOrBuilder extends
   boolean hasUpdateTime();
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
@@ -80,7 +80,7 @@ public interface VideoAnnotationProgressOrBuilder extends
   com.google.protobuf.Timestamp getUpdateTime();
   /**
    * 
-   * Time of the most recent update.
+   * Output only. Time of the most recent update.
    * 

    *
    * .google.protobuf.Timestamp update_time = 4;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResults.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResults.java
index eeb462d5d555..08c93764c75c 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResults.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResults.java
@@ -180,7 +180,7 @@ private VideoAnnotationResults(
   private volatile java.lang.Object inputUri_;
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -200,7 +200,7 @@ public java.lang.String getInputUri() {
   }
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -547,8 +547,8 @@ public com.google.cloud.videointelligence.v1p1beta1.SpeechTranscriptionOrBuilder
   private com.google.rpc.Status error_;
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
@@ -558,8 +558,8 @@ public boolean hasError() {
   }
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
@@ -569,8 +569,8 @@ public com.google.rpc.Status getError() {
   }
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
@@ -1208,7 +1208,7 @@ public Builder mergeFrom(
     private java.lang.Object inputUri_ = "";
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -1228,7 +1228,7 @@ public java.lang.String getInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -1249,7 +1249,7 @@ public java.lang.String getInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -1267,7 +1267,7 @@ public Builder setInputUri(
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -1281,7 +1281,7 @@ public Builder clearInputUri() {
     }
     /**
      * 
-     * Video file location in
+     * Output only. Video file location in
      * [Google Cloud Storage](https://cloud.google.com/storage/).
      * 

      *
@@ -3071,8 +3071,8 @@ public com.google.cloud.videointelligence.v1p1beta1.SpeechTranscription.Builder
         com.google.rpc.Status, com.google.rpc.Status.Builder, com.google.rpc.StatusOrBuilder> errorBuilder_;
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3082,8 +3082,8 @@ public boolean hasError() {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3097,8 +3097,8 @@ public com.google.rpc.Status getError() {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3118,8 +3118,8 @@ public Builder setError(com.google.rpc.Status value) {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3137,8 +3137,8 @@ public Builder setError(
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3160,8 +3160,8 @@ public Builder mergeError(com.google.rpc.Status value) {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3179,8 +3179,8 @@ public Builder clearError() {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3192,8 +3192,8 @@ public com.google.rpc.Status.Builder getErrorBuilder() {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
@@ -3208,8 +3208,8 @@ public com.google.rpc.StatusOrBuilder getErrorOrBuilder() {
     }
     /**
      * 
-     * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-     * some videos may succeed and some may fail.
+     * Output only. If set, indicates an error. Note that for a single
+     * `AnnotateVideoRequest` some videos may succeed and some may fail.
      * 

      *
      * .google.rpc.Status error = 9;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResultsOrBuilder.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResultsOrBuilder.java
index 92b04428a993..073b7db7137d 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResultsOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoAnnotationResultsOrBuilder.java
@@ -9,7 +9,7 @@ public interface VideoAnnotationResultsOrBuilder extends
 
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -18,7 +18,7 @@ public interface VideoAnnotationResultsOrBuilder extends
   java.lang.String getInputUri();
   /**
    * 
-   * Video file location in
+   * Output only. Video file location in
    * [Google Cloud Storage](https://cloud.google.com/storage/).
    * 

    *
@@ -289,8 +289,8 @@ com.google.cloud.videointelligence.v1p1beta1.SpeechTranscriptionOrBuilder getSpe
 
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
@@ -298,8 +298,8 @@ com.google.cloud.videointelligence.v1p1beta1.SpeechTranscriptionOrBuilder getSpe
   boolean hasError();
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
@@ -307,8 +307,8 @@ com.google.cloud.videointelligence.v1p1beta1.SpeechTranscriptionOrBuilder getSpe
   com.google.rpc.Status getError();
   /**
    * 
-   * If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-   * some videos may succeed and some may fail.
+   * Output only. If set, indicates an error. Note that for a single
+   * `AnnotateVideoRequest` some videos may succeed and some may fail.
    * 

    *
    * .google.rpc.Status error = 9;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContext.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContext.java
index 1bb84009830b..aefe41a4c0aa 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContext.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContext.java
@@ -148,8 +148,8 @@ private VideoContext(
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -160,8 +160,8 @@ public java.util.List
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -173,8 +173,8 @@ public java.util.List
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -185,8 +185,8 @@ public int getSegmentsCount() {
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -197,8 +197,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegment getSegments(int
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -804,8 +804,8 @@ private void ensureSegmentsIsMutable() {
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -820,8 +820,8 @@ public java.util.List
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -836,8 +836,8 @@ public int getSegmentsCount() {
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -852,8 +852,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegment getSegments(int
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -875,8 +875,8 @@ public Builder setSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -895,8 +895,8 @@ public Builder setSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -917,8 +917,8 @@ public Builder addSegments(com.google.cloud.videointelligence.v1p1beta1.VideoSeg
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -940,8 +940,8 @@ public Builder addSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -960,8 +960,8 @@ public Builder addSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -980,8 +980,8 @@ public Builder addSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1001,8 +1001,8 @@ public Builder addAllSegments(
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1020,8 +1020,8 @@ public Builder clearSegments() {
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1039,8 +1039,8 @@ public Builder removeSegments(int index) {
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1052,8 +1052,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegment.Builder getSegm
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1068,8 +1068,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegmentOrBuilder getSeg
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1085,8 +1085,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegmentOrBuilder getSeg
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1098,8 +1098,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegment.Builder addSegm
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -1112,8 +1112,8 @@ public com.google.cloud.videointelligence.v1p1beta1.VideoSegment.Builder addSegm
     /**
      * 
      * Video segments to annotate. The segments may overlap and are not required
-     * to be contiguous or span the whole video. If unspecified, each video
-     * is treated as a single segment.
+     * to be contiguous or span the whole video. If unspecified, each video is
+     * treated as a single segment.
      * 

      *
      * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContextOrBuilder.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContextOrBuilder.java
index 363f7996ec7c..722c84eb55bb 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContextOrBuilder.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoContextOrBuilder.java
@@ -10,8 +10,8 @@ public interface VideoContextOrBuilder extends
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -21,8 +21,8 @@ public interface VideoContextOrBuilder extends
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -31,8 +31,8 @@ public interface VideoContextOrBuilder extends
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -41,8 +41,8 @@ public interface VideoContextOrBuilder extends
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
@@ -52,8 +52,8 @@ public interface VideoContextOrBuilder extends
   /**
    * 
    * Video segments to annotate. The segments may overlap and are not required
-   * to be contiguous or span the whole video. If unspecified, each video
-   * is treated as a single segment.
+   * to be contiguous or span the whole video. If unspecified, each video is
+   * treated as a single segment.
    * 

    *
    * repeated .google.cloud.videointelligence.v1p1beta1.VideoSegment segments = 1;
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoIntelligenceServiceProto.java b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoIntelligenceServiceProto.java
index 8c4089d2e24f..d1ac0ee061b2 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoIntelligenceServiceProto.java
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/java/com/google/cloud/videointelligence/v1p1beta1/VideoIntelligenceServiceProto.java
@@ -74,11 +74,6 @@ public static void registerAllExtensions(
   static final 
     com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_google_cloud_videointelligence_v1p1beta1_ExplicitContentAnnotation_fieldAccessorTable;
-  static final com.google.protobuf.Descriptors.Descriptor
-    internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor;
-  static final 
-    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
-      internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_fieldAccessorTable;
   static final com.google.protobuf.Descriptors.Descriptor
     internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationResults_descriptor;
   static final 
@@ -189,71 +184,70 @@ public static void registerAllExtensions(
       "ce.v1p1beta1.Likelihood\"k\n\031ExplicitConte" +
       "ntAnnotation\022N\n\006frames\030\001 \003(\0132>.google.cl" +
       "oud.videointelligence.v1p1beta1.Explicit" +
-      "ContentFrame\"Q\n\025NormalizedBoundingBox\022\014\n" +
-      "\004left\030\001 \001(\002\022\013\n\003top\030\002 \001(\002\022\r\n\005right\030\003 \001(\002\022" +
-      "\016\n\006bottom\030\004 \001(\002\"\365\004\n\026VideoAnnotationResul" +
-      "ts\022\021\n\tinput_uri\030\001 \001(\t\022\\\n\031segment_label_a" +
-      "nnotations\030\002 \003(\01329.google.cloud.videoint" +
-      "elligence.v1p1beta1.LabelAnnotation\022Y\n\026s" +
-      "hot_label_annotations\030\003 \003(\01329.google.clo" +
-      "ud.videointelligence.v1p1beta1.LabelAnno" +
-      "tation\022Z\n\027frame_label_annotations\030\004 \003(\0132" +
-      "9.google.cloud.videointelligence.v1p1bet" +
-      "a1.LabelAnnotation\022P\n\020shot_annotations\030\006" +
-      " \003(\01326.google.cloud.videointelligence.v1" +
-      "p1beta1.VideoSegment\022`\n\023explicit_annotat" +
-      "ion\030\007 \001(\0132C.google.cloud.videointelligen" +
-      "ce.v1p1beta1.ExplicitContentAnnotation\022\\" +
-      "\n\025speech_transcriptions\030\013 \003(\0132=.google.c" +
-      "loud.videointelligence.v1p1beta1.SpeechT" +
-      "ranscription\022!\n\005error\030\t \001(\0132\022.google.rpc" +
-      ".Status\"u\n\025AnnotateVideoResponse\022\\\n\022anno" +
-      "tation_results\030\001 \003(\0132@.google.cloud.vide" +
-      "ointelligence.v1p1beta1.VideoAnnotationR" +
-      "esults\"\247\001\n\027VideoAnnotationProgress\022\021\n\tin" +
-      "put_uri\030\001 \001(\t\022\030\n\020progress_percent\030\002 \001(\005\022" +
-      ".\n\nstart_time\030\003 \001(\0132\032.google.protobuf.Ti" +
-      "mestamp\022/\n\013update_time\030\004 \001(\0132\032.google.pr" +
-      "otobuf.Timestamp\"w\n\025AnnotateVideoProgres" +
-      "s\022^\n\023annotation_progress\030\001 \003(\0132A.google." +
-      "cloud.videointelligence.v1p1beta1.VideoA" +
-      "nnotationProgress\"\316\001\n\031SpeechTranscriptio" +
-      "nConfig\022\025\n\rlanguage_code\030\001 \001(\t\022\030\n\020max_al" +
-      "ternatives\030\002 \001(\005\022\030\n\020filter_profanity\030\003 \001" +
-      "(\010\022P\n\017speech_contexts\030\004 \003(\01327.google.clo" +
-      "ud.videointelligence.v1p1beta1.SpeechCon" +
-      "text\022\024\n\014audio_tracks\030\006 \003(\005\" \n\rSpeechCont" +
-      "ext\022\017\n\007phrases\030\001 \003(\t\"s\n\023SpeechTranscript" +
-      "ion\022\\\n\014alternatives\030\001 \003(\0132F.google.cloud" +
-      ".videointelligence.v1p1beta1.SpeechRecog" +
-      "nitionAlternative\"\211\001\n\034SpeechRecognitionA" +
-      "lternative\022\022\n\ntranscript\030\001 \001(\t\022\022\n\nconfid" +
-      "ence\030\002 \001(\002\022A\n\005words\030\003 \003(\01322.google.cloud" +
-      ".videointelligence.v1p1beta1.WordInfo\"t\n" +
-      "\010WordInfo\022-\n\nstart_time\030\001 \001(\0132\031.google.p" +
-      "rotobuf.Duration\022+\n\010end_time\030\002 \001(\0132\031.goo" +
-      "gle.protobuf.Duration\022\014\n\004word\030\003 \001(\t*\214\001\n\007" +
-      "Feature\022\027\n\023FEATURE_UNSPECIFIED\020\000\022\023\n\017LABE" +
-      "L_DETECTION\020\001\022\031\n\025SHOT_CHANGE_DETECTION\020\002" +
-      "\022\036\n\032EXPLICIT_CONTENT_DETECTION\020\003\022\030\n\024SPEE" +
-      "CH_TRANSCRIPTION\020\006*r\n\022LabelDetectionMode" +
-      "\022$\n LABEL_DETECTION_MODE_UNSPECIFIED\020\000\022\r" +
-      "\n\tSHOT_MODE\020\001\022\016\n\nFRAME_MODE\020\002\022\027\n\023SHOT_AN" +
-      "D_FRAME_MODE\020\003*t\n\nLikelihood\022\032\n\026LIKELIHO" +
-      "OD_UNSPECIFIED\020\000\022\021\n\rVERY_UNLIKELY\020\001\022\014\n\010U" +
-      "NLIKELY\020\002\022\014\n\010POSSIBLE\020\003\022\n\n\006LIKELY\020\004\022\017\n\013V" +
-      "ERY_LIKELY\020\0052\262\001\n\030VideoIntelligenceServic" +
-      "e\022\225\001\n\rAnnotateVideo\022>.google.cloud.video" +
-      "intelligence.v1p1beta1.AnnotateVideoRequ" +
-      "est\032\035.google.longrunning.Operation\"%\202\323\344\223" +
-      "\002\037\"\032/v1p1beta1/videos:annotate:\001*B\200\002\n,co" +
-      "m.google.cloud.videointelligence.v1p1bet" +
-      "a1B\035VideoIntelligenceServiceProtoP\001ZYgoo" +
-      "gle.golang.org/genproto/googleapis/cloud" +
-      "/videointelligence/v1p1beta1;videointell" +
-      "igence\252\002(Google.Cloud.VideoIntelligence." +
-      "V1P1Beta1\312\002(Google\\Cloud\\VideoIntelligen" +
-      "ce\\V1p1beta1b\006proto3"
+      "ContentFrame\"\365\004\n\026VideoAnnotationResults\022" +
+      "\021\n\tinput_uri\030\001 \001(\t\022\\\n\031segment_label_anno" +
+      "tations\030\002 \003(\01329.google.cloud.videointell" +
+      "igence.v1p1beta1.LabelAnnotation\022Y\n\026shot" +
+      "_label_annotations\030\003 \003(\01329.google.cloud." +
+      "videointelligence.v1p1beta1.LabelAnnotat" +
+      "ion\022Z\n\027frame_label_annotations\030\004 \003(\01329.g" +
+      "oogle.cloud.videointelligence.v1p1beta1." +
+      "LabelAnnotation\022P\n\020shot_annotations\030\006 \003(" +
+      "\01326.google.cloud.videointelligence.v1p1b" +
+      "eta1.VideoSegment\022`\n\023explicit_annotation" +
+      "\030\007 \001(\0132C.google.cloud.videointelligence." +
+      "v1p1beta1.ExplicitContentAnnotation\022\\\n\025s" +
+      "peech_transcriptions\030\013 \003(\0132=.google.clou" +
+      "d.videointelligence.v1p1beta1.SpeechTran" +
+      "scription\022!\n\005error\030\t \001(\0132\022.google.rpc.St" +
+      "atus\"u\n\025AnnotateVideoResponse\022\\\n\022annotat" +
+      "ion_results\030\001 \003(\0132@.google.cloud.videoin" +
+      "telligence.v1p1beta1.VideoAnnotationResu" +
+      "lts\"\247\001\n\027VideoAnnotationProgress\022\021\n\tinput" +
+      "_uri\030\001 \001(\t\022\030\n\020progress_percent\030\002 \001(\005\022.\n\n" +
+      "start_time\030\003 \001(\0132\032.google.protobuf.Times" +
+      "tamp\022/\n\013update_time\030\004 \001(\0132\032.google.proto" +
+      "buf.Timestamp\"w\n\025AnnotateVideoProgress\022^" +
+      "\n\023annotation_progress\030\001 \003(\0132A.google.clo" +
+      "ud.videointelligence.v1p1beta1.VideoAnno" +
+      "tationProgress\"\364\001\n\031SpeechTranscriptionCo" +
+      "nfig\022\025\n\rlanguage_code\030\001 \001(\t\022\030\n\020max_alter" +
+      "natives\030\002 \001(\005\022\030\n\020filter_profanity\030\003 \001(\010\022" +
+      "P\n\017speech_contexts\030\004 \003(\01327.google.cloud." +
+      "videointelligence.v1p1beta1.SpeechContex" +
+      "t\022$\n\034enable_automatic_punctuation\030\005 \001(\010\022" +
+      "\024\n\014audio_tracks\030\006 \003(\005\" \n\rSpeechContext\022\017" +
+      "\n\007phrases\030\001 \003(\t\"s\n\023SpeechTranscription\022\\" +
+      "\n\014alternatives\030\001 \003(\0132F.google.cloud.vide" +
+      "ointelligence.v1p1beta1.SpeechRecognitio" +
+      "nAlternative\"\211\001\n\034SpeechRecognitionAltern" +
+      "ative\022\022\n\ntranscript\030\001 \001(\t\022\022\n\nconfidence\030" +
+      "\002 \001(\002\022A\n\005words\030\003 \003(\01322.google.cloud.vide" +
+      "ointelligence.v1p1beta1.WordInfo\"t\n\010Word" +
+      "Info\022-\n\nstart_time\030\001 \001(\0132\031.google.protob" +
+      "uf.Duration\022+\n\010end_time\030\002 \001(\0132\031.google.p" +
+      "rotobuf.Duration\022\014\n\004word\030\003 \001(\t*\214\001\n\007Featu" +
+      "re\022\027\n\023FEATURE_UNSPECIFIED\020\000\022\023\n\017LABEL_DET" +
+      "ECTION\020\001\022\031\n\025SHOT_CHANGE_DETECTION\020\002\022\036\n\032E" +
+      "XPLICIT_CONTENT_DETECTION\020\003\022\030\n\024SPEECH_TR" +
+      "ANSCRIPTION\020\006*r\n\022LabelDetectionMode\022$\n L" +
+      "ABEL_DETECTION_MODE_UNSPECIFIED\020\000\022\r\n\tSHO" +
+      "T_MODE\020\001\022\016\n\nFRAME_MODE\020\002\022\027\n\023SHOT_AND_FRA" +
+      "ME_MODE\020\003*t\n\nLikelihood\022\032\n\026LIKELIHOOD_UN" +
+      "SPECIFIED\020\000\022\021\n\rVERY_UNLIKELY\020\001\022\014\n\010UNLIKE" +
+      "LY\020\002\022\014\n\010POSSIBLE\020\003\022\n\n\006LIKELY\020\004\022\017\n\013VERY_L" +
+      "IKELY\020\0052\262\001\n\030VideoIntelligenceService\022\225\001\n" +
+      "\rAnnotateVideo\022>.google.cloud.videointel" +
+      "ligence.v1p1beta1.AnnotateVideoRequest\032\035" +
+      ".google.longrunning.Operation\"%\202\323\344\223\002\037\"\032/" +
+      "v1p1beta1/videos:annotate:\001*B\200\002\n,com.goo" +
+      "gle.cloud.videointelligence.v1p1beta1B\035V" +
+      "ideoIntelligenceServiceProtoP\001ZYgoogle.g" +
+      "olang.org/genproto/googleapis/cloud/vide" +
+      "ointelligence/v1p1beta1;videointelligenc" +
+      "e\252\002(Google.Cloud.VideoIntelligence.V1P1B" +
+      "eta1\312\002(Google\\Cloud\\VideoIntelligence\\V1" +
+      "p1beta1b\006proto3"
     };
     com.google.protobuf.Descriptors.FileDescriptor.InternalDescriptorAssigner assigner =
         new com.google.protobuf.Descriptors.FileDescriptor.    InternalDescriptorAssigner() {
@@ -344,62 +338,56 @@ public com.google.protobuf.ExtensionRegistry assignDescriptors(
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_ExplicitContentAnnotation_descriptor,
         new java.lang.String[] { "Frames", });
-    internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor =
-      getDescriptor().getMessageTypes().get(12);
-    internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_fieldAccessorTable = new
-      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
-        internal_static_google_cloud_videointelligence_v1p1beta1_NormalizedBoundingBox_descriptor,
-        new java.lang.String[] { "Left", "Top", "Right", "Bottom", });
     internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationResults_descriptor =
-      getDescriptor().getMessageTypes().get(13);
+      getDescriptor().getMessageTypes().get(12);
     internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationResults_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationResults_descriptor,
         new java.lang.String[] { "InputUri", "SegmentLabelAnnotations", "ShotLabelAnnotations", "FrameLabelAnnotations", "ShotAnnotations", "ExplicitAnnotation", "SpeechTranscriptions", "Error", });
     internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoResponse_descriptor =
-      getDescriptor().getMessageTypes().get(14);
+      getDescriptor().getMessageTypes().get(13);
     internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoResponse_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoResponse_descriptor,
         new java.lang.String[] { "AnnotationResults", });
     internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationProgress_descriptor =
-      getDescriptor().getMessageTypes().get(15);
+      getDescriptor().getMessageTypes().get(14);
     internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationProgress_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_VideoAnnotationProgress_descriptor,
         new java.lang.String[] { "InputUri", "ProgressPercent", "StartTime", "UpdateTime", });
     internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoProgress_descriptor =
-      getDescriptor().getMessageTypes().get(16);
+      getDescriptor().getMessageTypes().get(15);
     internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoProgress_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_AnnotateVideoProgress_descriptor,
         new java.lang.String[] { "AnnotationProgress", });
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscriptionConfig_descriptor =
-      getDescriptor().getMessageTypes().get(17);
+      getDescriptor().getMessageTypes().get(16);
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscriptionConfig_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscriptionConfig_descriptor,
-        new java.lang.String[] { "LanguageCode", "MaxAlternatives", "FilterProfanity", "SpeechContexts", "AudioTracks", });
+        new java.lang.String[] { "LanguageCode", "MaxAlternatives", "FilterProfanity", "SpeechContexts", "EnableAutomaticPunctuation", "AudioTracks", });
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechContext_descriptor =
-      getDescriptor().getMessageTypes().get(18);
+      getDescriptor().getMessageTypes().get(17);
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechContext_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_SpeechContext_descriptor,
         new java.lang.String[] { "Phrases", });
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscription_descriptor =
-      getDescriptor().getMessageTypes().get(19);
+      getDescriptor().getMessageTypes().get(18);
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscription_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_SpeechTranscription_descriptor,
         new java.lang.String[] { "Alternatives", });
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechRecognitionAlternative_descriptor =
-      getDescriptor().getMessageTypes().get(20);
+      getDescriptor().getMessageTypes().get(19);
     internal_static_google_cloud_videointelligence_v1p1beta1_SpeechRecognitionAlternative_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_SpeechRecognitionAlternative_descriptor,
         new java.lang.String[] { "Transcript", "Confidence", "Words", });
     internal_static_google_cloud_videointelligence_v1p1beta1_WordInfo_descriptor =
-      getDescriptor().getMessageTypes().get(21);
+      getDescriptor().getMessageTypes().get(20);
     internal_static_google_cloud_videointelligence_v1p1beta1_WordInfo_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_google_cloud_videointelligence_v1p1beta1_WordInfo_descriptor,
diff --git a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/proto/google/cloud/videointelligence/v1p1beta1/video_intelligence.proto b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/proto/google/cloud/videointelligence/v1p1beta1/video_intelligence.proto
index 5eac9c456a09..24bdb8eeb879 100644
--- a/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/proto/google/cloud/videointelligence/v1p1beta1/video_intelligence.proto
+++ b/google-api-grpc/proto-google-cloud-video-intelligence-v1p1beta1/src/main/proto/google/cloud/videointelligence/v1p1beta1/video_intelligence.proto
@@ -86,8 +86,8 @@ message AnnotateVideoRequest {
 // Video context and/or feature-specific parameters.
 message VideoContext {
   // Video segments to annotate. The segments may overlap and are not required
-  // to be contiguous or span the whole video. If unspecified, each video
-  // is treated as a single segment.
+  // to be contiguous or span the whole video. If unspecified, each video is
+  // treated as a single segment.
   repeated VideoSegment segments = 1;
 
   // Config for LABEL_DETECTION.
@@ -217,26 +217,9 @@ message ExplicitContentAnnotation {
   repeated ExplicitContentFrame frames = 1;
 }
 
-// Normalized bounding box.
-// The normalized vertex coordinates are relative to the original image.
-// Range: [0, 1].
-message NormalizedBoundingBox {
-  // Left X coordinate.
-  float left = 1;
-
-  // Top Y coordinate.
-  float top = 2;
-
-  // Right X coordinate.
-  float right = 3;
-
-  // Bottom Y coordinate.
-  float bottom = 4;
-}
-
 // Annotation results for a single video.
 message VideoAnnotationResults {
-  // Video file location in
+  // Output only. Video file location in
   // [Google Cloud Storage](https://cloud.google.com/storage/).
   string input_uri = 1;
 
@@ -261,8 +244,8 @@ message VideoAnnotationResults {
   // Speech transcription.
   repeated SpeechTranscription speech_transcriptions = 11;
 
-  // If set, indicates an error. Note that for a single `AnnotateVideoRequest`
-  // some videos may succeed and some may fail.
+  // Output only. If set, indicates an error. Note that for a single
+  // `AnnotateVideoRequest` some videos may succeed and some may fail.
   google.rpc.Status error = 9;
 }
 
@@ -276,18 +259,18 @@ message AnnotateVideoResponse {
 
 // Annotation progress for a single video.
 message VideoAnnotationProgress {
-  // Video file location in
+  // Output only. Video file location in
   // [Google Cloud Storage](https://cloud.google.com/storage/).
   string input_uri = 1;
 
-  // Approximate percentage processed thus far.
-  // Guaranteed to be 100 when fully processed.
+  // Output only. Approximate percentage processed thus far. Guaranteed to be
+  // 100 when fully processed.
   int32 progress_percent = 2;
 
-  // Time when the request was received.
+  // Output only. Time when the request was received.
   google.protobuf.Timestamp start_time = 3;
 
-  // Time of the most recent update.
+  // Output only. Time of the most recent update.
   google.protobuf.Timestamp update_time = 4;
 }
 
@@ -324,6 +307,14 @@ message SpeechTranscriptionConfig {
   // *Optional* A means to provide context to assist the speech recognition.
   repeated SpeechContext speech_contexts = 4;
 
+  // *Optional* If 'true', adds punctuation to recognition result hypotheses.
+  // This feature is only available in select languages. Setting this for
+  // requests in other languages has no effect at all. The default 'false' value
+  // does not add punctuation to result hypotheses. NOTE: "This is currently
+  // offered as an experimental service, complimentary to all users. In the
+  // future this may be exclusively available as a premium feature."
+  bool enable_automatic_punctuation = 5;
+
   // *Optional* For file formats, such as MXF or MKV, supporting multiple audio
   // tracks, specify up to two tracks. Default: track 0.
   repeated int32 audio_tracks = 6;
diff --git a/google-cloud-clients/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java b/google-cloud-clients/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
index e480501b44a4..20565e2c90c2 100644
--- a/google-cloud-clients/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
+++ b/google-cloud-clients/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/data/v2/BaseBigtableDataClient.java
@@ -177,30 +177,15 @@ public BigtableStub getStub() {
    *
    * 

    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
-   *   ApiStreamObserver<ReadRowsResponse> responseObserver =
-   *       new ApiStreamObserver<ReadRowsResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(ReadRowsResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   ReadRowsRequest request = ReadRowsRequest.newBuilder()
    *     .setTableName(tableName.toString())
    *     .build();
    *
-   *   baseBigtableDataClient.readRowsCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<ReadRowsResponse> stream = baseBigtableDataClient.readRowsCallable().call(request);
+   *   for (ReadRowsResponse response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -218,30 +203,15 @@ public final ServerStreamingCallable readRows
    *
    * 

    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
-   *   ApiStreamObserver<SampleRowKeysResponse> responseObserver =
-   *       new ApiStreamObserver<SampleRowKeysResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(SampleRowKeysResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   SampleRowKeysRequest request = SampleRowKeysRequest.newBuilder()
    *     .setTableName(tableName.toString())
    *     .build();
    *
-   *   baseBigtableDataClient.sampleRowKeysCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<SampleRowKeysResponse> stream = baseBigtableDataClient.sampleRowKeysCallable().call(request);
+   *   for (SampleRowKeysResponse response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -386,24 +356,6 @@ public final UnaryCallable mutateRowCallabl
    *
    * 

    * try (BaseBigtableDataClient baseBigtableDataClient = BaseBigtableDataClient.create()) {
-   *   ApiStreamObserver<MutateRowsResponse> responseObserver =
-   *       new ApiStreamObserver<MutateRowsResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(MutateRowsResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   TableName tableName = TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]");
    *   List<MutateRowsRequest.Entry> entries = new ArrayList<>();
    *   MutateRowsRequest request = MutateRowsRequest.newBuilder()
@@ -411,7 +363,10 @@ public final UnaryCallable mutateRowCallabl
    *     .addAllEntries(entries)
    *     .build();
    *
-   *   baseBigtableDataClient.mutateRowsCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<MutateRowsResponse> stream = baseBigtableDataClient.mutateRowsCallable().call(request);
+   *   for (MutateRowsResponse response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2/SessionsClient.java b/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2/SessionsClient.java
index dc6c9269a088..4375beb6ab71 100644
--- a/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2/SessionsClient.java
+++ b/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2/SessionsClient.java
@@ -281,25 +281,8 @@ public final UnaryCallable detectInte
    *
    * 

    * try (SessionsClient sessionsClient = SessionsClient.create()) {
-   *   ApiStreamObserver<StreamingDetectIntentResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingDetectIntentResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingDetectIntentResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       sessionsClient.streamingDetectIntentCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingDetectIntentRequest, StreamingDetectIntentResponse> bidiStream =
+   *       sessionsClient.streamingDetectIntentCallable().call();
    *
    *   String session = "";
    *   QueryInput queryInput = QueryInput.newBuilder().build();
@@ -307,7 +290,10 @@ public final UnaryCallable detectInte
    *     .setSession(session)
    *     .setQueryInput(queryInput)
    *     .build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingDetectIntentResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2beta1/SessionsClient.java b/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2beta1/SessionsClient.java
index ae7a29bb0cb3..11ae73df9db5 100644
--- a/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2beta1/SessionsClient.java
+++ b/google-cloud-clients/google-cloud-dialogflow/src/main/java/com/google/cloud/dialogflow/v2beta1/SessionsClient.java
@@ -291,25 +291,8 @@ public final UnaryCallable detectInte
    *
    * 

    * try (SessionsClient sessionsClient = SessionsClient.create()) {
-   *   ApiStreamObserver<StreamingDetectIntentResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingDetectIntentResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingDetectIntentResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       sessionsClient.streamingDetectIntentCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingDetectIntentRequest, StreamingDetectIntentResponse> bidiStream =
+   *       sessionsClient.streamingDetectIntentCallable().call();
    *
    *   String session = "";
    *   QueryInput queryInput = QueryInput.newBuilder().build();
@@ -317,7 +300,10 @@ public final UnaryCallable detectInte
    *     .setSession(session)
    *     .setQueryInput(queryInput)
    *     .build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingDetectIntentResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1beta1/FirestoreClient.java b/google-cloud-clients/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1beta1/FirestoreClient.java
index 18cc8f851adc..5807966a974a 100644
--- a/google-cloud-clients/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1beta1/FirestoreClient.java
+++ b/google-cloud-clients/google-cloud-firestore/src/main/java/com/google/cloud/firestore/v1beta1/FirestoreClient.java
@@ -668,24 +668,6 @@ public final UnaryCallable deleteDocumentCallable(
    *
    * 

    * try (FirestoreClient firestoreClient = FirestoreClient.create()) {
-   *   ApiStreamObserver<BatchGetDocumentsResponse> responseObserver =
-   *       new ApiStreamObserver<BatchGetDocumentsResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(BatchGetDocumentsResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   String formattedDatabase = FirestoreClient.formatDatabaseRootName("[PROJECT]", "[DATABASE]");
    *   List<String> documents = new ArrayList<>();
    *   BatchGetDocumentsRequest request = BatchGetDocumentsRequest.newBuilder()
@@ -693,7 +675,10 @@ public final UnaryCallable deleteDocumentCallable(
    *     .addAllDocuments(documents)
    *     .build();
    *
-   *   firestoreClient.batchGetDocumentsCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<BatchGetDocumentsResponse> stream = firestoreClient.batchGetDocumentsCallable().call(request);
+   *   for (BatchGetDocumentsResponse response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -931,30 +916,15 @@ public final UnaryCallable rollbackCallable() {
    *
    * 

    * try (FirestoreClient firestoreClient = FirestoreClient.create()) {
-   *   ApiStreamObserver<RunQueryResponse> responseObserver =
-   *       new ApiStreamObserver<RunQueryResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(RunQueryResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   String formattedParent = FirestoreClient.formatAnyPathName("[PROJECT]", "[DATABASE]", "[DOCUMENT]", "[ANY_PATH]");
    *   RunQueryRequest request = RunQueryRequest.newBuilder()
    *     .setParent(formattedParent)
    *     .build();
    *
-   *   firestoreClient.runQueryCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<RunQueryResponse> stream = firestoreClient.runQueryCallable().call(request);
+   *   for (RunQueryResponse response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -970,31 +940,17 @@ public final ServerStreamingCallable runQuery
    *
    * 

    * try (FirestoreClient firestoreClient = FirestoreClient.create()) {
-   *   ApiStreamObserver<WriteResponse> responseObserver =
-   *       new ApiStreamObserver<WriteResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(WriteResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       firestoreClient.writeCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<WriteRequest, WriteResponse> bidiStream =
+   *       firestoreClient.writeCallable().call();
    *
    *   String formattedDatabase = FirestoreClient.formatDatabaseRootName("[PROJECT]", "[DATABASE]");
    *   WriteRequest request = WriteRequest.newBuilder()
    *     .setDatabase(formattedDatabase)
    *     .build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (WriteResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -1010,31 +966,17 @@ public final BidiStreamingCallable writeCallable()
    *
    * 

    * try (FirestoreClient firestoreClient = FirestoreClient.create()) {
-   *   ApiStreamObserver<ListenResponse> responseObserver =
-   *       new ApiStreamObserver<ListenResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(ListenResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       firestoreClient.listenCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<ListenRequest, ListenResponse> bidiStream =
+   *       firestoreClient.listenCallable().call();
    *
    *   String formattedDatabase = FirestoreClient.formatDatabaseRootName("[PROJECT]", "[DATABASE]");
    *   ListenRequest request = ListenRequest.newBuilder()
    *     .setDatabase(formattedDatabase)
    *     .build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (ListenResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
index 8cf94516900c..ebf86902606b 100644
--- a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
+++ b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/SubscriptionAdminClient.java
@@ -68,7 +68,8 @@
 // AUTO-GENERATED DOCUMENTATION AND SERVICE
 /**
  * Service Description: The service that an application uses to manipulate subscriptions and to
- * consume messages from a subscription via the `Pull` method.
+ * consume messages from a subscription via the `Pull` method or by establishing a bi-directional
+ * stream using the `StreamingPull` method.
  *
  * 
To retrieve messages from a subscription, see the Subscriber class.
  *
@@ -194,8 +195,10 @@ public SubscriberStub getStub() {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a subscription to a given topic. If the subscription already exists, returns
-   * `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns `NOT_FOUND`.
+   * Creates a subscription to a given topic. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>. If the subscription
+   * already exists, returns `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns
+   * `NOT_FOUND`.
    *
    * 
If the name is not provided in the request, the server will assign a random name for this
    * subscription on the same project as the topic, conforming to the [resource name
@@ -232,9 +235,10 @@ public SubscriberStub getStub() {
    *     and will not be delivered again during that time (on a best-effort basis).
    *     
For pull subscriptions, this value is used as the initial value for the ack deadline. To
    *     override this value for a given message, call `ModifyAckDeadline` with the corresponding
-   *     `ack_id` if using pull. The minimum custom deadline you can specify is 10 seconds. The
-   *     maximum custom deadline you can specify is 600 seconds (10 minutes). If this parameter is
-   *     0, a default value of 10 seconds is used.
+   *     `ack_id` if using non-streaming pull or send the `ack_id` in a
+   *     `StreamingModifyAckDeadlineRequest` if using streaming pull. The minimum custom deadline
+   *     you can specify is 10 seconds. The maximum custom deadline you can specify is 600 seconds
+   *     (10 minutes). If this parameter is 0, a default value of 10 seconds is used.
    *     
For push delivery, this value is also used to set the request timeout for the call to
    *     the push endpoint.
    *     
If the subscriber never acknowledges the message, the Pub/Sub system will eventually
@@ -259,8 +263,10 @@ public final Subscription createSubscription(
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a subscription to a given topic. If the subscription already exists, returns
-   * `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns `NOT_FOUND`.
+   * Creates a subscription to a given topic. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>. If the subscription
+   * already exists, returns `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns
+   * `NOT_FOUND`.
    *
    * 
If the name is not provided in the request, the server will assign a random name for this
    * subscription on the same project as the topic, conforming to the [resource name
@@ -297,9 +303,10 @@ public final Subscription createSubscription(
    *     and will not be delivered again during that time (on a best-effort basis).
    *     
For pull subscriptions, this value is used as the initial value for the ack deadline. To
    *     override this value for a given message, call `ModifyAckDeadline` with the corresponding
-   *     `ack_id` if using pull. The minimum custom deadline you can specify is 10 seconds. The
-   *     maximum custom deadline you can specify is 600 seconds (10 minutes). If this parameter is
-   *     0, a default value of 10 seconds is used.
+   *     `ack_id` if using non-streaming pull or send the `ack_id` in a
+   *     `StreamingModifyAckDeadlineRequest` if using streaming pull. The minimum custom deadline
+   *     you can specify is 10 seconds. The maximum custom deadline you can specify is 600 seconds
+   *     (10 minutes). If this parameter is 0, a default value of 10 seconds is used.
    *     
For push delivery, this value is also used to set the request timeout for the call to
    *     the push endpoint.
    *     
If the subscriber never acknowledges the message, the Pub/Sub system will eventually
@@ -321,8 +328,10 @@ public final Subscription createSubscription(
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a subscription to a given topic. If the subscription already exists, returns
-   * `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns `NOT_FOUND`.
+   * Creates a subscription to a given topic. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>. If the subscription
+   * already exists, returns `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns
+   * `NOT_FOUND`.
    *
    * 
If the name is not provided in the request, the server will assign a random name for this
    * subscription on the same project as the topic, conforming to the [resource name
@@ -353,8 +362,10 @@ public final Subscription createSubscription(Subscription request) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a subscription to a given topic. If the subscription already exists, returns
-   * `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns `NOT_FOUND`.
+   * Creates a subscription to a given topic. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>. If the subscription
+   * already exists, returns `ALREADY_EXISTS`. If the corresponding topic doesn't exist, returns
+   * `NOT_FOUND`.
    *
    * 
If the name is not provided in the request, the server will assign a random name for this
    * subscription on the same project as the topic, conforming to the [resource name
@@ -480,9 +491,7 @@ public final UnaryCallable getSubscription
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
    * Updates an existing subscription. Note that certain properties of a subscription, such as its
-   * topic, are not modifiable. NOTE: The style guide requires body: "subscription" instead of body:
-   * "*". Keeping the latter for internal consistency in V1, however it should be corrected in
-   * V2. See https://cloud.google.com/apis/design/standard_methods#update for details.
+   * topic, are not modifiable.
    *
    * 
Sample code:
    *
@@ -515,9 +524,7 @@ public final Subscription updateSubscription(UpdateSubscriptionRequest request)
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
    * Updates an existing subscription. Note that certain properties of a subscription, such as its
-   * topic, are not modifiable. NOTE: The style guide requires body: "subscription" instead of body:
-   * "*". Keeping the latter for internal consistency in V1, however it should be corrected in
-   * V2. See https://cloud.google.com/apis/design/standard_methods#update for details.
+   * topic, are not modifiable.
    *
    * 
Sample code:
    *
@@ -1185,41 +1192,19 @@ public final UnaryCallable deleteSubscriptionC
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * (EXPERIMENTAL) StreamingPull is an experimental feature. This RPC will respond with
-   * UNIMPLEMENTED errors unless you have been invited to test this feature. Contact
-   * cloud-pubsub{@literal @}google.com with any questions.
-   *
-   * 
Establishes a stream with the server, which sends messages down to the client. The client
+   * Establishes a stream with the server, which sends messages down to the client. The client
    * streams acknowledgements and ack deadline modifications back to the server. The server will
    * close the stream and return the status on any error. The server may close the stream with
-   * status `OK` to reassign server-side resources, in which case, the client should re-establish
-   * the stream. `UNAVAILABLE` may also be returned in the case of a transient error (e.g., a server
-   * restart). These should also be retried by the client. Flow control can be achieved by
-   * configuring the underlying RPC channel.
+   * status `UNAVAILABLE` to reassign server-side resources, in which case, the client should
+   * re-establish the stream. Flow control can be achieved by configuring the underlying RPC
+   * channel.
    *
    * 
Sample code:
    *
    * 

    * try (SubscriptionAdminClient subscriptionAdminClient = SubscriptionAdminClient.create()) {
-   *   ApiStreamObserver<StreamingPullResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingPullResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingPullResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       subscriptionAdminClient.streamingPullCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingPullRequest, StreamingPullResponse> bidiStream =
+   *       subscriptionAdminClient.streamingPullCallable().call();
    *
    *   ProjectSubscriptionName subscription = ProjectSubscriptionName.of("[PROJECT]", "[SUBSCRIPTION]");
    *   int streamAckDeadlineSeconds = 0;
@@ -1227,7 +1212,10 @@ public final UnaryCallable deleteSubscriptionC
    *     .setSubscription(subscription.toString())
    *     .setStreamAckDeadlineSeconds(streamAckDeadlineSeconds)
    *     .build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingPullResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -1260,7 +1248,7 @@ public final UnaryCallable deleteSubscriptionC
    * @param pushConfig The push configuration for future deliveries.
    *     
An empty `pushConfig` indicates that the Pub/Sub system should stop pushing messages
    *     from the given subscription and allow messages to be pulled and acknowledged - effectively
-   *     pausing the subscription if `Pull` is not called.
+   *     pausing the subscription if `Pull` or `StreamingPull` is not called.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
   public final void modifyPushConfig(ProjectSubscriptionName subscription, PushConfig pushConfig) {
@@ -1297,7 +1285,7 @@ public final void modifyPushConfig(ProjectSubscriptionName subscription, PushCon
    * @param pushConfig The push configuration for future deliveries.
    *     
An empty `pushConfig` indicates that the Pub/Sub system should stop pushing messages
    *     from the given subscription and allow messages to be pulled and acknowledged - effectively
-   *     pausing the subscription if `Pull` is not called.
+   *     pausing the subscription if `Pull` or `StreamingPull` is not called.
    * @throws com.google.api.gax.rpc.ApiException if the remote call fails
    */
   public final void modifyPushConfig(String subscription, PushConfig pushConfig) {
@@ -1371,7 +1359,9 @@ public final UnaryCallable modifyPushConfigCalla
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the existing snapshots.
+   * Lists the existing snapshots.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1398,7 +1388,9 @@ public final ListSnapshotsPagedResponse listSnapshots(ProjectName project) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the existing snapshots.
+   * Lists the existing snapshots.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1422,7 +1414,9 @@ public final ListSnapshotsPagedResponse listSnapshots(String project) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the existing snapshots.
+   * Lists the existing snapshots.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1447,7 +1441,9 @@ public final ListSnapshotsPagedResponse listSnapshots(ListSnapshotsRequest reque
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the existing snapshots.
+   * Lists the existing snapshots.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1472,7 +1468,9 @@ public final ListSnapshotsPagedResponse listSnapshots(ListSnapshotsRequest reque
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the existing snapshots.
+   * Lists the existing snapshots.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1503,11 +1501,15 @@ public final UnaryCallable listSnap
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a snapshot from the requested subscription. If the snapshot already exists, returns
-   * `ALREADY_EXISTS`. If the requested subscription doesn't exist, returns `NOT_FOUND`.
-   *
-   * 
If the name is not provided in the request, the server will assign a random name for this
-   * snapshot on the same project as the subscription, conforming to the [resource name
+   * Creates a snapshot from the requested subscription.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed
+   * in backward-incompatible ways and is not recommended for production use. It is not subject to
+   * any SLA or deprecation policy. If the snapshot already exists, returns `ALREADY_EXISTS`. If the
+   * requested subscription doesn't exist, returns `NOT_FOUND`. If the backlog in the subscription
+   * is too old -- and the resulting snapshot would expire in less than 1 hour -- then
+   * `FAILED_PRECONDITION` is returned. See also the `Snapshot.expire_time` field. If the name is
+   * not provided in the request, the server will assign a random name for this snapshot on the same
+   * project as the subscription, conforming to the [resource name
    * format](https://cloud.google.com/pubsub/docs/overview#names). The generated name is populated
    * in the returned Snapshot object. Note that for REST API requests, you must specify a name in
    * the request.
@@ -1547,11 +1549,15 @@ public final Snapshot createSnapshot(
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a snapshot from the requested subscription. If the snapshot already exists, returns
-   * `ALREADY_EXISTS`. If the requested subscription doesn't exist, returns `NOT_FOUND`.
-   *
-   * 
If the name is not provided in the request, the server will assign a random name for this
-   * snapshot on the same project as the subscription, conforming to the [resource name
+   * Creates a snapshot from the requested subscription.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed
+   * in backward-incompatible ways and is not recommended for production use. It is not subject to
+   * any SLA or deprecation policy. If the snapshot already exists, returns `ALREADY_EXISTS`. If the
+   * requested subscription doesn't exist, returns `NOT_FOUND`. If the backlog in the subscription
+   * is too old -- and the resulting snapshot would expire in less than 1 hour -- then
+   * `FAILED_PRECONDITION` is returned. See also the `Snapshot.expire_time` field. If the name is
+   * not provided in the request, the server will assign a random name for this snapshot on the same
+   * project as the subscription, conforming to the [resource name
    * format](https://cloud.google.com/pubsub/docs/overview#names). The generated name is populated
    * in the returned Snapshot object. Note that for REST API requests, you must specify a name in
    * the request.
@@ -1587,11 +1593,15 @@ public final Snapshot createSnapshot(String name, String subscription) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a snapshot from the requested subscription. If the snapshot already exists, returns
-   * `ALREADY_EXISTS`. If the requested subscription doesn't exist, returns `NOT_FOUND`.
-   *
-   * 
If the name is not provided in the request, the server will assign a random name for this
-   * snapshot on the same project as the subscription, conforming to the [resource name
+   * Creates a snapshot from the requested subscription.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed
+   * in backward-incompatible ways and is not recommended for production use. It is not subject to
+   * any SLA or deprecation policy. If the snapshot already exists, returns `ALREADY_EXISTS`. If the
+   * requested subscription doesn't exist, returns `NOT_FOUND`. If the backlog in the subscription
+   * is too old -- and the resulting snapshot would expire in less than 1 hour -- then
+   * `FAILED_PRECONDITION` is returned. See also the `Snapshot.expire_time` field. If the name is
+   * not provided in the request, the server will assign a random name for this snapshot on the same
+   * project as the subscription, conforming to the [resource name
    * format](https://cloud.google.com/pubsub/docs/overview#names). The generated name is populated
    * in the returned Snapshot object. Note that for REST API requests, you must specify a name in
    * the request.
@@ -1619,11 +1629,15 @@ public final Snapshot createSnapshot(CreateSnapshotRequest request) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates a snapshot from the requested subscription. If the snapshot already exists, returns
-   * `ALREADY_EXISTS`. If the requested subscription doesn't exist, returns `NOT_FOUND`.
-   *
-   * 
If the name is not provided in the request, the server will assign a random name for this
-   * snapshot on the same project as the subscription, conforming to the [resource name
+   * Creates a snapshot from the requested subscription.<br><br>
+   * <b>ALPHA:</b> This feature is part of an alpha release. This API might be changed
+   * in backward-incompatible ways and is not recommended for production use. It is not subject to
+   * any SLA or deprecation policy. If the snapshot already exists, returns `ALREADY_EXISTS`. If the
+   * requested subscription doesn't exist, returns `NOT_FOUND`. If the backlog in the subscription
+   * is too old -- and the resulting snapshot would expire in less than 1 hour -- then
+   * `FAILED_PRECONDITION` is returned. See also the `Snapshot.expire_time` field. If the name is
+   * not provided in the request, the server will assign a random name for this snapshot on the same
+   * project as the subscription, conforming to the [resource name
    * format](https://cloud.google.com/pubsub/docs/overview#names). The generated name is populated
    * in the returned Snapshot object. Note that for REST API requests, you must specify a name in
    * the request.
@@ -1650,10 +1664,10 @@ public final UnaryCallable createSnapshotCallab
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Updates an existing snapshot. Note that certain properties of a snapshot are not modifiable.
-   * NOTE: The style guide requires body: "snapshot" instead of body: "*". Keeping the latter
-   * for internal consistency in V1, however it should be corrected in V2. See
-   * https://cloud.google.com/apis/design/standard_methods#update for details.
+   * Updates an existing snapshot.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. Note that
+   * certain properties of a snapshot are not modifiable.
    *
    * 
Sample code:
    *
@@ -1688,10 +1702,10 @@ public final Snapshot updateSnapshot(UpdateSnapshotRequest request) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Updates an existing snapshot. Note that certain properties of a snapshot are not modifiable.
-   * NOTE: The style guide requires body: "snapshot" instead of body: "*". Keeping the latter
-   * for internal consistency in V1, however it should be corrected in V2. See
-   * https://cloud.google.com/apis/design/standard_methods#update for details.
+   * Updates an existing snapshot.<br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. Note that
+   * certain properties of a snapshot are not modifiable.
    *
    * 
Sample code:
    *
@@ -1725,9 +1739,12 @@ public final UnaryCallable updateSnapshotCallab
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Removes an existing snapshot. All messages retained in the snapshot are immediately dropped.
-   * After a snapshot is deleted, a new one may be created with the same name, but the new one has
-   * no association with the old snapshot or its subscription, unless the same subscription is
+   * Removes an existing snapshot. <br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. When the
+   * snapshot is deleted, all messages retained in the snapshot are immediately dropped. After a
+   * snapshot is deleted, a new one may be created with the same name, but the new one has no
+   * association with the old snapshot or its subscription, unless the same subscription is
    * specified.
    *
    * 
Sample code:
@@ -1754,9 +1771,12 @@ public final void deleteSnapshot(ProjectSnapshotName snapshot) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Removes an existing snapshot. All messages retained in the snapshot are immediately dropped.
-   * After a snapshot is deleted, a new one may be created with the same name, but the new one has
-   * no association with the old snapshot or its subscription, unless the same subscription is
+   * Removes an existing snapshot. <br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. When the
+   * snapshot is deleted, all messages retained in the snapshot are immediately dropped. After a
+   * snapshot is deleted, a new one may be created with the same name, but the new one has no
+   * association with the old snapshot or its subscription, unless the same subscription is
    * specified.
    *
    * 
Sample code:
@@ -1781,9 +1801,12 @@ public final void deleteSnapshot(String snapshot) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Removes an existing snapshot. All messages retained in the snapshot are immediately dropped.
-   * After a snapshot is deleted, a new one may be created with the same name, but the new one has
-   * no association with the old snapshot or its subscription, unless the same subscription is
+   * Removes an existing snapshot. <br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. When the
+   * snapshot is deleted, all messages retained in the snapshot are immediately dropped. After a
+   * snapshot is deleted, a new one may be created with the same name, but the new one has no
+   * association with the old snapshot or its subscription, unless the same subscription is
    * specified.
    *
    * 
Sample code:
@@ -1807,9 +1830,12 @@ private final void deleteSnapshot(DeleteSnapshotRequest request) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Removes an existing snapshot. All messages retained in the snapshot are immediately dropped.
-   * After a snapshot is deleted, a new one may be created with the same name, but the new one has
-   * no association with the old snapshot or its subscription, unless the same subscription is
+   * Removes an existing snapshot. <br><br> <b>ALPHA:</b> This feature is
+   * part of an alpha release. This API might be changed in backward-incompatible ways and is not
+   * recommended for production use. It is not subject to any SLA or deprecation policy. When the
+   * snapshot is deleted, all messages retained in the snapshot are immediately dropped. After a
+   * snapshot is deleted, a new one may be created with the same name, but the new one has no
+   * association with the old snapshot or its subscription, unless the same subscription is
    * specified.
    *
    * 
Sample code:
@@ -1833,7 +1859,9 @@ public final UnaryCallable deleteSnapshotCallable(
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
    * Seeks an existing subscription to a point in time or to a given snapshot, whichever is provided
-   * in the request.
+   * in the request.<br><br> <b>ALPHA:</b> This feature is part of an alpha
+   * release. This API might be changed in backward-incompatible ways and is not recommended for
+   * production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
@@ -1857,7 +1885,9 @@ public final SeekResponse seek(SeekRequest request) {
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
    * Seeks an existing subscription to a point in time or to a given snapshot, whichever is provided
-   * in the request.
+   * in the request.<br><br> <b>ALPHA:</b> This feature is part of an alpha
+   * release. This API might be changed in backward-incompatible ways and is not recommended for
+   * production use. It is not subject to any SLA or deprecation policy.
    *
    * 
Sample code:
    *
diff --git a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminClient.java b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminClient.java
index 7e74041d0949..142fb81abf70 100644
--- a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminClient.java
+++ b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/TopicAdminClient.java
@@ -177,7 +177,8 @@ public PublisherStub getStub() {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates the given topic with the given name.
+   * Creates the given topic with the given name. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
    *
    * 
Sample code:
    *
@@ -203,7 +204,8 @@ public final Topic createTopic(ProjectTopicName name) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates the given topic with the given name.
+   * Creates the given topic with the given name. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
    *
    * 
Sample code:
    *
@@ -229,7 +231,8 @@ public final Topic createTopic(String name) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates the given topic with the given name.
+   * Creates the given topic with the given name. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
    *
    * 
Sample code:
    *
@@ -252,7 +255,8 @@ private final Topic createTopic(Topic request) {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Creates the given topic with the given name.
+   * Creates the given topic with the given name. See the <a
+   * href="/pubsub/docs/admin#resource_names"> resource name rules</a>.
    *
    * 
Sample code:
    *
@@ -274,10 +278,7 @@ public final UnaryCallable createTopicCallable() {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Updates an existing topic. Note that certain properties of a topic are not modifiable. Options
-   * settings follow the style guide: NOTE: The style guide requires body: "topic" instead of body:
-   * "*". Keeping the latter for internal consistency in V1, however it should be corrected in
-   * V2. See https://cloud.google.com/apis/design/standard_methods#update for details.
+   * Updates an existing topic. Note that certain properties of a topic are not modifiable.
    *
    * 
Sample code:
    *
@@ -302,10 +303,7 @@ public final UnaryCallable createTopicCallable() {
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Updates an existing topic. Note that certain properties of a topic are not modifiable. Options
-   * settings follow the style guide: NOTE: The style guide requires body: "topic" instead of body:
-   * "*". Keeping the latter for internal consistency in V1, however it should be corrected in
-   * V2. See https://cloud.google.com/apis/design/standard_methods#update for details.
+   * Updates an existing topic. Note that certain properties of a topic are not modifiable.
    *
    * 
Sample code:
    *
@@ -679,7 +677,7 @@ public final UnaryCallable listTopicsCall
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the name of the subscriptions for this topic.
+   * Lists the names of the subscriptions on this topic.
    *
    * 
Sample code:
    *
@@ -706,7 +704,7 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(ProjectT
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the name of the subscriptions for this topic.
+   * Lists the names of the subscriptions on this topic.
    *
    * 
Sample code:
    *
@@ -731,7 +729,7 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(String t
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the name of the subscriptions for this topic.
+   * Lists the names of the subscriptions on this topic.
    *
    * 
Sample code:
    *
@@ -757,7 +755,7 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the name of the subscriptions for this topic.
+   * Lists the names of the subscriptions on this topic.
    *
    * 
Sample code:
    *
@@ -782,7 +780,7 @@ public final ListTopicSubscriptionsPagedResponse listTopicSubscriptions(
 
   // AUTO-GENERATED DOCUMENTATION AND METHOD
   /**
-   * Lists the name of the subscriptions for this topic.
+   * Lists the names of the subscriptions on this topic.
    *
    * 
Sample code:
    *
diff --git a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/package-info.java b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/package-info.java
index 49aea90e7ee3..8e653a185a6b 100644
--- a/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/package-info.java
+++ b/google-cloud-clients/google-cloud-pubsub/src/main/java/com/google/cloud/pubsub/v1/package-info.java
@@ -40,7 +40,8 @@
  * ======================= SubscriptionAdminClient =======================
  *
  * 
Service Description: The service that an application uses to manipulate subscriptions and to
- * consume messages from a subscription via the `Pull` method.
+ * consume messages from a subscription via the `Pull` method or by establishing a bi-directional
+ * stream using the `StreamingPull` method.
  *
  * 
To retrieve messages from a subscription, see the Subscriber class.
  *
diff --git a/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/v1/SpannerClient.java b/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/v1/SpannerClient.java
index d19596b57778..f34dbc7f4805 100644
--- a/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/v1/SpannerClient.java
+++ b/google-cloud-clients/google-cloud-spanner/src/main/java/com/google/cloud/spanner/v1/SpannerClient.java
@@ -692,24 +692,6 @@ public final UnaryCallable executeSqlCallable() {
    *
    * 

    * try (SpannerClient spannerClient = SpannerClient.create()) {
-   *   ApiStreamObserver<PartialResultSet> responseObserver =
-   *       new ApiStreamObserver<PartialResultSet>() {
-   *         {@literal @}Override
-   *         public void onNext(PartialResultSet response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   SessionName session = SessionName.of("[PROJECT]", "[INSTANCE]", "[DATABASE]", "[SESSION]");
    *   String sql = "";
    *   ExecuteSqlRequest request = ExecuteSqlRequest.newBuilder()
@@ -717,7 +699,10 @@ public final UnaryCallable executeSqlCallable() {
    *     .setSql(sql)
    *     .build();
    *
-   *   spannerClient.executeStreamingSqlCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<PartialResultSet> stream = spannerClient.executeStreamingSqlCallable().call(request);
+   *   for (PartialResultSet response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
@@ -814,24 +799,6 @@ public final UnaryCallable readCallable() {
    *
    * 

    * try (SpannerClient spannerClient = SpannerClient.create()) {
-   *   ApiStreamObserver<PartialResultSet> responseObserver =
-   *       new ApiStreamObserver<PartialResultSet>() {
-   *         {@literal @}Override
-   *         public void onNext(PartialResultSet response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *
    *   SessionName session = SessionName.of("[PROJECT]", "[INSTANCE]", "[DATABASE]", "[SESSION]");
    *   String table = "";
    *   List<String> columns = new ArrayList<>();
@@ -843,7 +810,10 @@ public final UnaryCallable readCallable() {
    *     .setKeySet(keySet)
    *     .build();
    *
-   *   spannerClient.streamingReadCallable().serverStreamingCall(request, responseObserver));
+   *   ServerStream<PartialResultSet> stream = spannerClient.streamingReadCallable().call(request);
+   *   for (PartialResultSet response : stream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java b/google-cloud-clients/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
index 0e6000016c7e..4d5815772cb7 100644
--- a/google-cloud-clients/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
+++ b/google-cloud-clients/google-cloud-spanner/src/test/java/com/google/cloud/spanner/admin/database/v1/DatabaseAdminClientTest.java
@@ -149,8 +149,8 @@ public void listDatabasesExceptionTest() throws Exception {
   @Test
   @SuppressWarnings("all")
   public void createDatabaseTest() throws Exception {
-    String name = "name3373707";
-    Database expectedResponse = Database.newBuilder().setName(name).build();
+    DatabaseName name = DatabaseName.of("[PROJECT]", "[INSTANCE]", "[DATABASE]");
+    Database expectedResponse = Database.newBuilder().setName(name.toString()).build();
     Operation resultOperation =
         Operation.newBuilder()
             .setName("createDatabaseTest")
@@ -199,8 +199,8 @@ public void createDatabaseExceptionTest() throws Exception {
   @Test
   @SuppressWarnings("all")
   public void getDatabaseTest() {
-    String name2 = "name2-1052831874";
-    Database expectedResponse = Database.newBuilder().setName(name2).build();
+    DatabaseName name2 = DatabaseName.of("[PROJECT]", "[INSTANCE]", "[DATABASE]");
+    Database expectedResponse = Database.newBuilder().setName(name2.toString()).build();
     mockDatabaseAdmin.addResponse(expectedResponse);
 
     DatabaseName name = DatabaseName.of("[PROJECT]", "[INSTANCE]", "[DATABASE]");
diff --git a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
index 1949d8c01164..b500ac76b56c 100644
--- a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
+++ b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
@@ -445,28 +445,14 @@ public final UnaryCallable recognizeCallabl
    *
    * 

    * try (SpeechClient speechClient = SpeechClient.create()) {
-   *   ApiStreamObserver<StreamingRecognizeResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingRecognizeResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingRecognizeResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       speechClient.streamingRecognizeCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingRecognizeRequest, StreamingRecognizeResponse> bidiStream =
+   *       speechClient.streamingRecognizeCallable().call();
    *
    *   StreamingRecognizeRequest request = StreamingRecognizeRequest.newBuilder().build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingRecognizeResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1beta1/SpeechClient.java b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1beta1/SpeechClient.java
index 2d247831316b..4910aa60bddc 100644
--- a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1beta1/SpeechClient.java
+++ b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1beta1/SpeechClient.java
@@ -433,28 +433,14 @@ public final UnaryCallable asyncRecognizeCalla
    *
    * 

    * try (SpeechClient speechClient = SpeechClient.create()) {
-   *   ApiStreamObserver<StreamingRecognizeResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingRecognizeResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingRecognizeResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       speechClient.streamingRecognizeCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingRecognizeRequest, StreamingRecognizeResponse> bidiStream =
+   *       speechClient.streamingRecognizeCallable().call();
    *
    *   StreamingRecognizeRequest request = StreamingRecognizeRequest.newBuilder().build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingRecognizeResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */
diff --git a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
index 57986e52395e..c29bd2b3d9f0 100644
--- a/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
+++ b/google-cloud-clients/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
@@ -445,28 +445,14 @@ public final UnaryCallable recognizeCallabl
    *
    * 

    * try (SpeechClient speechClient = SpeechClient.create()) {
-   *   ApiStreamObserver<StreamingRecognizeResponse> responseObserver =
-   *       new ApiStreamObserver<StreamingRecognizeResponse>() {
-   *         {@literal @}Override
-   *         public void onNext(StreamingRecognizeResponse response) {
-   *           // Do something when receive a response
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onError(Throwable t) {
-   *           // Add error-handling
-   *         }
-   *
-   *         {@literal @}Override
-   *         public void onCompleted() {
-   *           // Do something when complete.
-   *         }
-   *       };
-   *   ApiStreamObserver<StreamingRecognizeRequest> requestObserver =
-   *       speechClient.streamingRecognizeCallable().bidiStreamingCall(responseObserver));
+   *   BidiStream<StreamingRecognizeRequest, StreamingRecognizeResponse> bidiStream =
+   *       speechClient.streamingRecognizeCallable().call();
    *
    *   StreamingRecognizeRequest request = StreamingRecognizeRequest.newBuilder().build();
-   *   requestObserver.onNext(request);
+   *   bidiStream.send(request);
+   *   for (StreamingRecognizeResponse response : bidiStream) {
+   *     // Do something when receive a response
+   *   }
    * }
    * 

    */