fix: update gapic-generator-java with mock service generation fixes (#243)

* chore(deps): upgrade gapic-generator-java to 2.8.0 and update gax-java to 2.18.1

PiperOrigin-RevId: 450543911

Source-Link: googleapis/googleapis@5528344

Source-Link: https://github.com/googleapis/googleapis-gen/commit/9f6775cab1958982b88967a43e5e806af0f135db
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* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* chore: Integrate new gapic-generator-java and rules_gapic

PiperOrigin-RevId: 454027580

Source-Link: googleapis/googleapis@1b22277

Source-Link: https://github.com/googleapis/googleapis-gen/commit/e04cea20d0d12eb5c3bdb360a9e72b654edcb638
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* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* feat: Enable REST transport for most of Java and Go clients

PiperOrigin-RevId: 456641589

Source-Link: googleapis/googleapis@8a251f5

Source-Link: https://github.com/googleapis/googleapis-gen/commit/4ca52a529cf01308d9714950edffbea3560cfbdb
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* 🦉 Updates from OwlBot post-processor

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* Update pom.xml

* fix: update gapic-generator-java with mock service generation fixes

PiperOrigin-RevId: 457524730

Source-Link: googleapis/googleapis@917e7f2

Source-Link: https://github.com/googleapis/googleapis-gen/commit/2497f9a069d3f6b2d6810d5a4e239cda1e7e5a39
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* 🦉 Updates from OwlBot post-processor

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Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>
Co-authored-by: Neenu Shaji <[email protected]>

Author: gcf-owl-bot[bot]

java-appengine-admin/google-cloud-appengine-admin/pom.xml

@@ -58,6 +58,10 @@
       <groupId>com.google.api</groupId>
       <artifactId>gax-grpc</artifactId>
     </dependency>
+    <dependency>
+      <groupId>com.google.api</groupId>
+      <artifactId>gax-httpjson</artifactId>
+    </dependency>
     <dependency>
       <groupId>org.threeten</groupId>
       <artifactId>threetenbp</artifactId>
@@ -77,12 +81,24 @@
       <scope>test</scope>
     </dependency>
     <!-- Need testing utility classes for generated gRPC clients tests -->
+    <dependency>
+      <groupId>com.google.api</groupId>
+      <artifactId>gax</artifactId>
+      <classifier>testlib</classifier>
+      <scope>test</scope>
+    </dependency>
     <dependency>
       <groupId>com.google.api</groupId>
       <artifactId>gax-grpc</artifactId>
       <classifier>testlib</classifier>
       <scope>test</scope>
     </dependency>
+    <dependency>
+    <groupId>com.google.api</groupId>
+      <artifactId>gax-httpjson</artifactId>
+      <classifier>testlib</classifier>
+      <scope>test</scope>
+    </dependency>
   </dependencies>
 
   <profiles>

java-appengine-admin/google-cloud-appengine-admin/src/main/java/com/google/appengine/v1/ApplicationsClient.java

@@ -18,13 +18,13 @@
 
 import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.httpjson.longrunning.OperationsClient;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.rpc.OperationCallable;
 import com.google.api.gax.rpc.UnaryCallable;
 import com.google.appengine.v1.stub.ApplicationsStub;
 import com.google.appengine.v1.stub.ApplicationsStubSettings;
 import com.google.longrunning.Operation;
-import com.google.longrunning.OperationsClient;
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
@@ -93,13 +93,28 @@
  * ApplicationsClient applicationsClient = ApplicationsClient.create(applicationsSettings);
  * }</pre>
  *
+ * <p>To use REST (HTTP1.1/JSON) transport (instead of gRPC) for sending and receiving requests over
+ * the wire:
+ *
+ * <pre>{@code
+ * // This snippet has been automatically generated for illustrative purposes only.
+ * // It may require modifications to work in your environment.
+ * ApplicationsSettings applicationsSettings =
+ *     ApplicationsSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             ApplicationsSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * ApplicationsClient applicationsClient = ApplicationsClient.create(applicationsSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @Generated("by gapic-generator-java")
 public class ApplicationsClient implements BackgroundResource {
   private final ApplicationsSettings settings;
   private final ApplicationsStub stub;
-  private final OperationsClient operationsClient;
+  private final OperationsClient httpJsonOperationsClient;
+  private final com.google.longrunning.OperationsClient operationsClient;
 
   /** Constructs an instance of ApplicationsClient with default settings. */
   public static final ApplicationsClient create() throws IOException {
@@ -118,7 +133,6 @@ public static final ApplicationsClient create(ApplicationsSettings settings) thr
    * Constructs an instance of ApplicationsClient, using the given stub for making calls. This is
    * for advanced usage - prefer using create(ApplicationsSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final ApplicationsClient create(ApplicationsStub stub) {
     return new ApplicationsClient(stub);
   }
@@ -131,21 +145,23 @@ public static final ApplicationsClient create(ApplicationsStub stub) {
   protected ApplicationsClient(ApplicationsSettings settings) throws IOException {
     this.settings = settings;
     this.stub = ((ApplicationsStubSettings) settings.getStubSettings()).createStub();
-    this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
+    this.operationsClient =
+        com.google.longrunning.OperationsClient.create(this.stub.getOperationsStub());
+    this.httpJsonOperationsClient = OperationsClient.create(this.stub.getHttpJsonOperationsStub());
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected ApplicationsClient(ApplicationsStub stub) {
     this.settings = null;
     this.stub = stub;
-    this.operationsClient = OperationsClient.create(this.stub.getOperationsStub());
+    this.operationsClient =
+        com.google.longrunning.OperationsClient.create(this.stub.getOperationsStub());
+    this.httpJsonOperationsClient = OperationsClient.create(this.stub.getHttpJsonOperationsStub());
   }
 
   public final ApplicationsSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public ApplicationsStub getStub() {
     return stub;
   }
@@ -154,10 +170,19 @@ public ApplicationsStub getStub() {
    * Returns the OperationsClient that can be used to query the status of a long-running operation
    * returned by another API method call.
    */
-  public final OperationsClient getOperationsClient() {
+  public final com.google.longrunning.OperationsClient getOperationsClient() {
     return operationsClient;
   }
 
+  /**
+   * Returns the OperationsClient that can be used to query the status of a long-running operation
+   * returned by another API method call.
+   */
+  @BetaApi
+  public final OperationsClient getHttpJsonOperationsClient() {
+    return httpJsonOperationsClient;
+  }
+
   // AUTO-GENERATED DOCUMENTATION AND METHOD.
   /**
    * Gets information about an application.

java-appengine-admin/google-cloud-appengine-admin/src/main/java/com/google/appengine/v1/ApplicationsSettings.java

@@ -21,6 +21,7 @@
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.ClientSettings;
@@ -132,11 +133,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return ApplicationsStubSettings.defaultCredentialsProviderBuilder();
   }
 
-  /** Returns a builder for the default ChannelProvider for this service. */
+  /** Returns a builder for the default gRPC ChannelProvider for this service. */
   public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
     return ApplicationsStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return ApplicationsStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return ApplicationsStubSettings.defaultTransportChannelProvider();
   }
@@ -146,11 +154,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return ApplicationsStubSettings.defaultApiClientHeaderProviderBuilder();
   }
 
-  /** Returns a new builder for this class. */
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  @BetaApi
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -188,6 +202,11 @@ private static Builder createDefault() {
       return new Builder(ApplicationsStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(ApplicationsStubSettings.newHttpJsonBuilder());
+    }
+
     public ApplicationsStubSettings.Builder getStubSettingsBuilder() {
       return ((ApplicationsStubSettings.Builder) getStubSettings());
     }

java-appengine-admin/google-cloud-appengine-admin/src/main/java/com/google/appengine/v1/AuthorizedCertificatesClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
 import com.google.api.gax.paging.AbstractPage;
@@ -108,6 +107,21 @@
  *     AuthorizedCertificatesClient.create(authorizedCertificatesSettings);
  * }</pre>
  *
+ * <p>To use REST (HTTP1.1/JSON) transport (instead of gRPC) for sending and receiving requests over
+ * the wire:
+ *
+ * <pre>{@code
+ * // This snippet has been automatically generated for illustrative purposes only.
+ * // It may require modifications to work in your environment.
+ * AuthorizedCertificatesSettings authorizedCertificatesSettings =
+ *     AuthorizedCertificatesSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             AuthorizedCertificatesSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * AuthorizedCertificatesClient authorizedCertificatesClient =
+ *     AuthorizedCertificatesClient.create(authorizedCertificatesSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @Generated("by gapic-generator-java")
@@ -133,7 +147,6 @@ public static final AuthorizedCertificatesClient create(AuthorizedCertificatesSe
    * Constructs an instance of AuthorizedCertificatesClient, using the given stub for making calls.
    * This is for advanced usage - prefer using create(AuthorizedCertificatesSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final AuthorizedCertificatesClient create(AuthorizedCertificatesStub stub) {
     return new AuthorizedCertificatesClient(stub);
   }
@@ -149,7 +162,6 @@ protected AuthorizedCertificatesClient(AuthorizedCertificatesSettings settings)
     this.stub = ((AuthorizedCertificatesStubSettings) settings.getStubSettings()).createStub();
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected AuthorizedCertificatesClient(AuthorizedCertificatesStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -159,7 +171,6 @@ public final AuthorizedCertificatesSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public AuthorizedCertificatesStub getStub() {
     return stub;
   }
@@ -253,7 +264,7 @@ public final ListAuthorizedCertificatesPagedResponse listAuthorizedCertificates(
    *   while (true) {
    *     ListAuthorizedCertificatesResponse response =
    *         authorizedCertificatesClient.listAuthorizedCertificatesCallable().call(request);
-   *     for (AuthorizedCertificate element : response.getResponsesList()) {
+   *     for (AuthorizedCertificate element : response.getCertificatesList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();

java-appengine-admin/google-cloud-appengine-admin/src/main/java/com/google/appengine/v1/AuthorizedCertificatesSettings.java

@@ -23,6 +23,7 @@
 import com.google.api.gax.core.GoogleCredentialsProvider;
 import com.google.api.gax.core.InstantiatingExecutorProvider;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
 import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.ClientSettings;
@@ -136,11 +137,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return AuthorizedCertificatesStubSettings.defaultCredentialsProviderBuilder();
   }
 
-  /** Returns a builder for the default ChannelProvider for this service. */
+  /** Returns a builder for the default gRPC ChannelProvider for this service. */
   public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
     return AuthorizedCertificatesStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return AuthorizedCertificatesStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return AuthorizedCertificatesStubSettings.defaultTransportChannelProvider();
   }
@@ -150,11 +158,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return AuthorizedCertificatesStubSettings.defaultApiClientHeaderProviderBuilder();
   }
 
-  /** Returns a new builder for this class. */
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  @BetaApi
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -193,6 +207,11 @@ private static Builder createDefault() {
       return new Builder(AuthorizedCertificatesStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(AuthorizedCertificatesStubSettings.newHttpJsonBuilder());
+    }
+
     public AuthorizedCertificatesStubSettings.Builder getStubSettingsBuilder() {
       return ((AuthorizedCertificatesStubSettings.Builder) getStubSettings());
     }

java-appengine-admin/google-cloud-appengine-admin/src/main/java/com/google/appengine/v1/AuthorizedDomainsClient.java

@@ -18,7 +18,6 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
-import com.google.api.core.BetaApi;
 import com.google.api.gax.core.BackgroundResource;
 import com.google.api.gax.paging.AbstractFixedSizeCollection;
 import com.google.api.gax.paging.AbstractPage;
@@ -110,6 +109,21 @@
  *     AuthorizedDomainsClient.create(authorizedDomainsSettings);
  * }</pre>
  *
+ * <p>To use REST (HTTP1.1/JSON) transport (instead of gRPC) for sending and receiving requests over
+ * the wire:
+ *
+ * <pre>{@code
+ * // This snippet has been automatically generated for illustrative purposes only.
+ * // It may require modifications to work in your environment.
+ * AuthorizedDomainsSettings authorizedDomainsSettings =
+ *     AuthorizedDomainsSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             AuthorizedDomainsSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * AuthorizedDomainsClient authorizedDomainsClient =
+ *     AuthorizedDomainsClient.create(authorizedDomainsSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @Generated("by gapic-generator-java")
@@ -135,7 +149,6 @@ public static final AuthorizedDomainsClient create(AuthorizedDomainsSettings set
    * Constructs an instance of AuthorizedDomainsClient, using the given stub for making calls. This
    * is for advanced usage - prefer using create(AuthorizedDomainsSettings).
    */
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public static final AuthorizedDomainsClient create(AuthorizedDomainsStub stub) {
     return new AuthorizedDomainsClient(stub);
   }
@@ -150,7 +163,6 @@ protected AuthorizedDomainsClient(AuthorizedDomainsSettings settings) throws IOE
     this.stub = ((AuthorizedDomainsStubSettings) settings.getStubSettings()).createStub();
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   protected AuthorizedDomainsClient(AuthorizedDomainsStub stub) {
     this.settings = null;
     this.stub = stub;
@@ -160,7 +172,6 @@ public final AuthorizedDomainsSettings getSettings() {
     return settings;
   }
 
-  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
   public AuthorizedDomainsStub getStub() {
     return stub;
   }
@@ -245,7 +256,7 @@ public final ListAuthorizedDomainsPagedResponse listAuthorizedDomains(
    *   while (true) {
    *     ListAuthorizedDomainsResponse response =
    *         authorizedDomainsClient.listAuthorizedDomainsCallable().call(request);
-   *     for (AuthorizedDomain element : response.getResponsesList()) {
+   *     for (AuthorizedDomain element : response.getDomainsList()) {
    *       // doThingsWith(element);
    *     }
    *     String nextPageToken = response.getNextPageToken();