Fix class cast exception, noop meter does not implement incubating api

instrumentation/opentelemetry-api/opentelemetry-api-1.10/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_10/metrics/ApplicationDoubleGaugeBuilder.java

@@ -16,7 +16,7 @@ public class ApplicationDoubleGaugeBuilder implements DoubleGaugeBuilder {
 
   private final io.opentelemetry.api.metrics.DoubleGaugeBuilder agentBuilder;
 
-  protected ApplicationDoubleGaugeBuilder(
+  public ApplicationDoubleGaugeBuilder(
       io.opentelemetry.api.metrics.DoubleGaugeBuilder agentBuilder) {
     this.agentBuilder = agentBuilder;
   }

instrumentation/opentelemetry-api/opentelemetry-api-1.10/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_10/metrics/ApplicationDoubleHistogramBuilder.java

@@ -14,7 +14,7 @@ public class ApplicationDoubleHistogramBuilder implements DoubleHistogramBuilder
 
   private final io.opentelemetry.api.metrics.DoubleHistogramBuilder agentBuilder;
 
-  protected ApplicationDoubleHistogramBuilder(
+  public ApplicationDoubleHistogramBuilder(
       io.opentelemetry.api.metrics.DoubleHistogramBuilder agentBuilder) {
     this.agentBuilder = agentBuilder;
   }

instrumentation/opentelemetry-api/opentelemetry-api-1.10/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_10/metrics/ApplicationLongCounterBuilder.java

@@ -17,7 +17,7 @@ public class ApplicationLongCounterBuilder implements LongCounterBuilder {
 
   private final io.opentelemetry.api.metrics.LongCounterBuilder agentBuilder;
 
-  protected ApplicationLongCounterBuilder(
+  public ApplicationLongCounterBuilder(
       io.opentelemetry.api.metrics.LongCounterBuilder agentBuilder) {
     this.agentBuilder = agentBuilder;
   }

instrumentation/opentelemetry-api/opentelemetry-api-1.10/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_10/metrics/ApplicationLongUpDownCounterBuilder.java

@@ -17,7 +17,7 @@ public class ApplicationLongUpDownCounterBuilder implements LongUpDownCounterBui
 
   private final io.opentelemetry.api.metrics.LongUpDownCounterBuilder agentBuilder;
 
-  protected ApplicationLongUpDownCounterBuilder(
+  public ApplicationLongUpDownCounterBuilder(
       io.opentelemetry.api.metrics.LongUpDownCounterBuilder agentBuilder) {
     this.agentBuilder = agentBuilder;
   }

instrumentation/opentelemetry-api/opentelemetry-api-1.31/javaagent/build.gradle.kts

@@ -16,9 +16,33 @@ dependencies {
 }
 
 configurations.configureEach {
-  if (name == "testRuntimeClasspath" || name == "testCompileClasspath") {
+  if (name == "testRuntimeClasspath" || name == "testCompileClasspath" || name.startsWith("noopTest")) {
     resolutionStrategy {
       force("io.opentelemetry:opentelemetry-api:1.31.0")
     }
   }
 }
+
+testing {
+  suites {
+    val noopTest by registering(JvmTestSuite::class) {
+      dependencies {
+        implementation("io.opentelemetry:opentelemetry-extension-incubator:1.31.0-alpha")
+      }
+
+      targets {
+        all {
+          testTask.configure {
+            jvmArgs("-Dtesting.exporter.enabled=false")
+          }
+        }
+      }
+    }
+  }
+}
+
+tasks {
+  check {
+    dependsOn(testing.suites)
+  }
+}

instrumentation/opentelemetry-api/opentelemetry-api-1.31/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_31/incubator/metrics/ApplicationMeter131.java

@@ -9,6 +9,10 @@
 import application.io.opentelemetry.api.metrics.DoubleHistogramBuilder;
 import application.io.opentelemetry.api.metrics.LongCounterBuilder;
 import application.io.opentelemetry.api.metrics.LongUpDownCounterBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationDoubleGaugeBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationDoubleHistogramBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationLongCounterBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationLongUpDownCounterBuilder;
 import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_15.metrics.ApplicationMeter115;
 
 public class ApplicationMeter131 extends ApplicationMeter115 {
@@ -22,21 +26,39 @@ protected ApplicationMeter131(io.opentelemetry.api.metrics.Meter agentMeter) {
 
   @Override
   public LongCounterBuilder counterBuilder(String name) {
-    return new ApplicationLongCounterBuilder131(agentMeter.counterBuilder(name));
+    io.opentelemetry.api.metrics.LongCounterBuilder builder = agentMeter.counterBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedLongCounterBuilder) {
+      return new ApplicationLongCounterBuilder131(builder);
+    }
+    return new ApplicationLongCounterBuilder(builder);
   }
 
   @Override
   public LongUpDownCounterBuilder upDownCounterBuilder(String name) {
-    return new ApplicationLongUpDownCounterBuilder131(agentMeter.upDownCounterBuilder(name));
+    io.opentelemetry.api.metrics.LongUpDownCounterBuilder builder =
+        agentMeter.upDownCounterBuilder(name);
+    if (builder
+        instanceof io.opentelemetry.api.incubator.metrics.ExtendedLongUpDownCounterBuilder) {
+      return new ApplicationLongUpDownCounterBuilder131(builder);
+    }
+    return new ApplicationLongUpDownCounterBuilder(builder);
   }
 
   @Override
   public DoubleHistogramBuilder histogramBuilder(String name) {
-    return new ApplicationDoubleHistogramBuilder131(agentMeter.histogramBuilder(name));
+    io.opentelemetry.api.metrics.DoubleHistogramBuilder builder = agentMeter.histogramBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedDoubleHistogramBuilder) {
+      return new ApplicationDoubleHistogramBuilder131(builder);
+    }
+    return new ApplicationDoubleHistogramBuilder(builder);
   }
 
   @Override
   public DoubleGaugeBuilder gaugeBuilder(String name) {
-    return new ApplicationDoubleGaugeBuilder131(agentMeter.gaugeBuilder(name));
+    io.opentelemetry.api.metrics.DoubleGaugeBuilder builder = agentMeter.gaugeBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedDoubleGaugeBuilder) {
+      return new ApplicationDoubleGaugeBuilder131(builder);
+    }
+    return new ApplicationDoubleGaugeBuilder(builder);
   }
 }

instrumentation/opentelemetry-api/opentelemetry-api-1.31/javaagent/src/noopTest/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_31/metrics/NoopTest.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_31.metrics;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import io.opentelemetry.api.metrics.DoubleGaugeBuilder;
+import io.opentelemetry.api.metrics.DoubleHistogramBuilder;
+import io.opentelemetry.api.metrics.LongCounterBuilder;
+import io.opentelemetry.api.metrics.LongUpDownCounterBuilder;
+import io.opentelemetry.api.metrics.Meter;
+import io.opentelemetry.extension.incubator.metrics.ExtendedDoubleGaugeBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedDoubleHistogramBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedLongCounterBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedLongUpDownCounterBuilder;
+import io.opentelemetry.instrumentation.testing.junit.AgentInstrumentationExtension;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+class NoopTest {
+  @RegisterExtension
+  static final AgentInstrumentationExtension testing = AgentInstrumentationExtension.create();
+
+  @Test
+  void noopInstance() {
+    Meter meter = testing.getOpenTelemetry().getMeter("test");
+
+    LongCounterBuilder counterBuilder = meter.counterBuilder("test");
+    assertThat(counterBuilder).isNotInstanceOf(ExtendedLongCounterBuilder.class);
+
+    LongUpDownCounterBuilder upDownCounterBuilder = meter.upDownCounterBuilder("test");
+    assertThat(upDownCounterBuilder).isNotInstanceOf(ExtendedLongUpDownCounterBuilder.class);
+
+    DoubleGaugeBuilder gaugeBuilder = meter.gaugeBuilder("test");
+    assertThat(gaugeBuilder).isNotInstanceOf(ExtendedDoubleGaugeBuilder.class);
+
+    DoubleHistogramBuilder histogramBuilder = meter.histogramBuilder("test");
+    assertThat(histogramBuilder).isNotInstanceOf(ExtendedDoubleHistogramBuilder.class);
+  }
+}

instrumentation/opentelemetry-api/opentelemetry-api-1.32/javaagent/build.gradle.kts

@@ -15,7 +15,9 @@ dependencies {
 }
 
 configurations.configureEach {
-  if (name.endsWith("testRuntimeClasspath", true) || name.endsWith("testCompileClasspath", true)) {
+  if (name.endsWith("testRuntimeClasspath", true) ||
+    name.endsWith("testCompileClasspath", true) ||
+    name.startsWith("noopTest")) {
     resolutionStrategy {
       force("io.opentelemetry:opentelemetry-api:1.32.0")
     }
@@ -29,6 +31,19 @@ testing {
         implementation("io.opentelemetry:opentelemetry-extension-incubator:1.32.0-alpha")
       }
     }
+    val noopTest by registering(JvmTestSuite::class) {
+      dependencies {
+        implementation("io.opentelemetry:opentelemetry-extension-incubator:1.32.0-alpha")
+      }
+
+      targets {
+        all {
+          testTask.configure {
+            jvmArgs("-Dtesting.exporter.enabled=false")
+          }
+        }
+      }
+    }
   }
 }
 

instrumentation/opentelemetry-api/opentelemetry-api-1.32/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_32/incubator/metrics/ApplicationMeter132Incubator.java

@@ -6,6 +6,7 @@
 package io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_32.incubator.metrics;
 
 import application.io.opentelemetry.api.metrics.DoubleHistogramBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationDoubleHistogramBuilder;
 import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_31.incubator.metrics.ApplicationMeter131;
 
 class ApplicationMeter132Incubator extends ApplicationMeter131 {
@@ -19,6 +20,10 @@ class ApplicationMeter132Incubator extends ApplicationMeter131 {
 
   @Override
   public DoubleHistogramBuilder histogramBuilder(String name) {
-    return new ApplicationDoubleHistogramBuilder132Incubator(agentMeter.histogramBuilder(name));
+    io.opentelemetry.api.metrics.DoubleHistogramBuilder builder = agentMeter.histogramBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedDoubleHistogramBuilder) {
+      return new ApplicationDoubleHistogramBuilder132Incubator(builder);
+    }
+    return new ApplicationDoubleHistogramBuilder(builder);
   }
 }

instrumentation/opentelemetry-api/opentelemetry-api-1.32/javaagent/src/noopTest/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_32/incubator/metrics/NoopTest.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright The OpenTelemetry Authors
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_32.incubator.metrics;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import io.opentelemetry.api.metrics.DoubleGaugeBuilder;
+import io.opentelemetry.api.metrics.DoubleHistogramBuilder;
+import io.opentelemetry.api.metrics.LongCounterBuilder;
+import io.opentelemetry.api.metrics.LongUpDownCounterBuilder;
+import io.opentelemetry.api.metrics.Meter;
+import io.opentelemetry.extension.incubator.metrics.ExtendedDoubleGaugeBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedDoubleHistogramBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedLongCounterBuilder;
+import io.opentelemetry.extension.incubator.metrics.ExtendedLongUpDownCounterBuilder;
+import io.opentelemetry.instrumentation.testing.junit.AgentInstrumentationExtension;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.RegisterExtension;
+
+class NoopTest {
+  @RegisterExtension
+  static final AgentInstrumentationExtension testing = AgentInstrumentationExtension.create();
+
+  @Test
+  void noopInstance() {
+    Meter meter = testing.getOpenTelemetry().getMeter("test");
+
+    LongCounterBuilder counterBuilder = meter.counterBuilder("test");
+    assertThat(counterBuilder).isNotInstanceOf(ExtendedLongCounterBuilder.class);
+
+    LongUpDownCounterBuilder upDownCounterBuilder = meter.upDownCounterBuilder("test");
+    assertThat(upDownCounterBuilder).isNotInstanceOf(ExtendedLongUpDownCounterBuilder.class);
+
+    DoubleGaugeBuilder gaugeBuilder = meter.gaugeBuilder("test");
+    assertThat(gaugeBuilder).isNotInstanceOf(ExtendedDoubleGaugeBuilder.class);
+
+    DoubleHistogramBuilder histogramBuilder = meter.histogramBuilder("test");
+    assertThat(histogramBuilder).isNotInstanceOf(ExtendedDoubleHistogramBuilder.class);
+  }
+}

instrumentation/opentelemetry-api/opentelemetry-api-1.37/javaagent/build.gradle.kts

@@ -21,7 +21,7 @@ configurations.configureEach {
       force("io.opentelemetry:opentelemetry-api:1.37.0")
       force("io.opentelemetry:opentelemetry-api-incubator:1.37.0-alpha")
     }
-    if (name.startsWith("incubatorTest")) {
+    if (name.startsWith("incubatorTest") || name.startsWith("noopTest")) {
       resolutionStrategy {
         force("io.opentelemetry:opentelemetry-api-incubator:1.37.0-alpha")
       }
@@ -47,6 +47,19 @@ testing {
         implementation("io.opentelemetry:opentelemetry-extension-incubator:1.32.0-alpha")
       }
     }
+    val noopTest by registering(JvmTestSuite::class) {
+      dependencies {
+        implementation("io.opentelemetry:opentelemetry-api-incubator:1.37.0-alpha")
+      }
+
+      targets {
+        all {
+          testTask.configure {
+            jvmArgs("-Dtesting.exporter.enabled=false")
+          }
+        }
+      }
+    }
   }
 }
 

instrumentation/opentelemetry-api/opentelemetry-api-1.37/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_37/incubator/metrics/ApplicationMeter137.java

@@ -6,6 +6,7 @@
 package io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_37.incubator.metrics;
 
 import application.io.opentelemetry.api.metrics.DoubleGaugeBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationDoubleGaugeBuilder;
 
 class ApplicationMeter137 extends BaseApplicationMeter137 {
 
@@ -18,6 +19,10 @@ protected ApplicationMeter137(io.opentelemetry.api.metrics.Meter agentMeter) {
 
   @Override
   public DoubleGaugeBuilder gaugeBuilder(String name) {
-    return new ApplicationDoubleGaugeBuilder137(agentMeter.gaugeBuilder(name));
+    io.opentelemetry.api.metrics.DoubleGaugeBuilder builder = agentMeter.gaugeBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedDoubleGaugeBuilder) {
+      return new ApplicationDoubleGaugeBuilder137(builder);
+    }
+    return new ApplicationDoubleGaugeBuilder(builder);
   }
 }

instrumentation/opentelemetry-api/opentelemetry-api-1.37/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_37/incubator/metrics/BaseApplicationMeter137.java

@@ -8,6 +8,9 @@
 import application.io.opentelemetry.api.metrics.DoubleHistogramBuilder;
 import application.io.opentelemetry.api.metrics.LongCounterBuilder;
 import application.io.opentelemetry.api.metrics.LongUpDownCounterBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationDoubleHistogramBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationLongCounterBuilder;
+import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_10.metrics.ApplicationLongUpDownCounterBuilder;
 import io.opentelemetry.javaagent.instrumentation.opentelemetryapi.v1_15.metrics.ApplicationMeter115;
 
 // used by both 1.37 and 1.38
@@ -22,16 +25,30 @@ protected BaseApplicationMeter137(io.opentelemetry.api.metrics.Meter agentMeter)
 
   @Override
   public LongCounterBuilder counterBuilder(String name) {
-    return new ApplicationLongCounterBuilder137(agentMeter.counterBuilder(name));
+    io.opentelemetry.api.metrics.LongCounterBuilder builder = agentMeter.counterBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedLongCounterBuilder) {
+      return new ApplicationLongCounterBuilder137(builder);
+    }
+    return new ApplicationLongCounterBuilder(builder);
   }
 
   @Override
   public LongUpDownCounterBuilder upDownCounterBuilder(String name) {
-    return new ApplicationLongUpDownCounterBuilder137(agentMeter.upDownCounterBuilder(name));
+    io.opentelemetry.api.metrics.LongUpDownCounterBuilder builder =
+        agentMeter.upDownCounterBuilder(name);
+    if (builder
+        instanceof io.opentelemetry.api.incubator.metrics.ExtendedLongUpDownCounterBuilder) {
+      return new ApplicationLongUpDownCounterBuilder137(builder);
+    }
+    return new ApplicationLongUpDownCounterBuilder(builder);
   }
 
   @Override
   public DoubleHistogramBuilder histogramBuilder(String name) {
-    return new ApplicationDoubleHistogramBuilder137(agentMeter.histogramBuilder(name));
+    io.opentelemetry.api.metrics.DoubleHistogramBuilder builder = agentMeter.histogramBuilder(name);
+    if (builder instanceof io.opentelemetry.api.incubator.metrics.ExtendedDoubleHistogramBuilder) {
+      return new ApplicationDoubleHistogramBuilder137(builder);
+    }
+    return new ApplicationDoubleHistogramBuilder(builder);
   }
 }