diff --git a/google-cloud-speech/pom.xml b/google-cloud-speech/pom.xml
index 908b3f666..bd09b4680 100644
--- a/google-cloud-speech/pom.xml
+++ b/google-cloud-speech/pom.xml
@@ -67,6 +67,10 @@
       <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>
@@ -93,12 +97,24 @@
       <artifactId>grpc-google-cloud-speech-v1</artifactId>
       <scope>test</scope>
     </dependency>
+    <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>
     <dependency>
       <groupId>com.google.truth</groupId>
       <artifactId>truth</artifactId>
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationClient.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationClient.java
index 48354ebe4..39b4f486b 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationClient.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationClient.java
@@ -100,6 +100,20 @@
  * AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
  * }</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.
+ * AdaptationSettings adaptationSettings =
+ *     AdaptationSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             AdaptationSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @Generated("by gapic-generator-java")
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationSettings.java
index 168c66996..950ea3f3a 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/AdaptationSettings.java
@@ -24,6 +24,7 @@
 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;
@@ -149,11 +150,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return AdaptationStubSettings.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 AdaptationStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return AdaptationStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return AdaptationStubSettings.defaultTransportChannelProvider();
   }
@@ -163,11 +171,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return AdaptationStubSettings.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);
@@ -205,6 +219,11 @@ private static Builder createDefault() {
       return new Builder(AdaptationStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(AdaptationStubSettings.newHttpJsonBuilder());
+    }
+
     public AdaptationStubSettings.Builder getStubSettingsBuilder() {
       return ((AdaptationStubSettings.Builder) getStubSettings());
     }
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
index f27d2f257..48b4ee2ef 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechClient.java
@@ -17,6 +17,7 @@
 package com.google.cloud.speech.v1;
 
 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.BidiStreamingCallable;
 import com.google.api.gax.rpc.OperationCallable;
@@ -24,7 +25,6 @@
 import com.google.cloud.speech.v1.stub.SpeechStub;
 import com.google.cloud.speech.v1.stub.SpeechStubSettings;
 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 @@
  * SpeechClient speechClient = SpeechClient.create(speechSettings);
  * }</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.
+ * SpeechSettings speechSettings =
+ *     SpeechSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             SpeechSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * SpeechClient speechClient = SpeechClient.create(speechSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @Generated("by gapic-generator-java")
 public class SpeechClient implements BackgroundResource {
   private final SpeechSettings settings;
   private final SpeechStub stub;
-  private final OperationsClient operationsClient;
+  private final OperationsClient httpJsonOperationsClient;
+  private final com.google.longrunning.OperationsClient operationsClient;
 
   /** Constructs an instance of SpeechClient with default settings. */
   public static final SpeechClient create() throws IOException {
@@ -129,13 +144,17 @@ public static final SpeechClient create(SpeechStub stub) {
   protected SpeechClient(SpeechSettings settings) throws IOException {
     this.settings = settings;
     this.stub = ((SpeechStubSettings) 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());
   }
 
   protected SpeechClient(SpeechStub 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 SpeechSettings getSettings() {
@@ -150,10 +169,18 @@ public SpeechStub 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.
+   */
+  public final OperationsClient getHttpJsonOperationsClient() {
+    return httpJsonOperationsClient;
+  }
+
   // AUTO-GENERATED DOCUMENTATION AND METHOD.
   /**
    * Performs synchronous speech recognition: receive results after all audio has been sent and
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechSettings.java
index 9d7e5cb16..8dcb2260a 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/SpeechSettings.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;
@@ -117,11 +118,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return SpeechStubSettings.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 SpeechStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return SpeechStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return SpeechStubSettings.defaultTransportChannelProvider();
   }
@@ -131,11 +139,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return SpeechStubSettings.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);
@@ -173,6 +187,11 @@ private static Builder createDefault() {
       return new Builder(SpeechStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(SpeechStubSettings.newHttpJsonBuilder());
+    }
+
     public SpeechStubSettings.Builder getStubSettingsBuilder() {
       return ((SpeechStubSettings.Builder) getStubSettings());
     }
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/AdaptationStubSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/AdaptationStubSettings.java
index 224db8592..8bff48218 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/AdaptationStubSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/AdaptationStubSettings.java
@@ -28,6 +28,9 @@
 import com.google.api.gax.grpc.GaxGrpcProperties;
 import com.google.api.gax.grpc.GrpcTransportChannel;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.HttpJsonTransportChannel;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.retrying.RetrySettings;
 import com.google.api.gax.rpc.ApiCallContext;
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
@@ -291,6 +294,11 @@ public AdaptationStub createStub() throws IOException {
         .equals(GrpcTransportChannel.getGrpcTransportName())) {
       return GrpcAdaptationStub.create(this);
     }
+    if (getTransportChannelProvider()
+        .getTransportName()
+        .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+      return HttpJsonAdaptationStub.create(this);
+    }
     throw new UnsupportedOperationException(
         String.format(
             "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -323,18 +331,25 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
         .setUseJwtAccessWithScope(true);
   }
 
-  /** 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 InstantiatingGrpcChannelProvider.newBuilder()
         .setMaxInboundMessageSize(Integer.MAX_VALUE);
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return InstantiatingHttpJsonChannelProvider.newBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return defaultGrpcTransportProviderBuilder().build();
   }
 
   @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
-  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+  public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
     return ApiClientHeaderProvider.newBuilder()
         .setGeneratedLibToken(
             "gapic", GaxProperties.getLibraryVersion(AdaptationStubSettings.class))
@@ -342,11 +357,30 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
             GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
   }
 
-  /** Returns a new builder for this class. */
+  @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
+  public static ApiClientHeaderProvider.Builder defaultHttpJsonApiClientHeaderProviderBuilder() {
+    return ApiClientHeaderProvider.newBuilder()
+        .setGeneratedLibToken(
+            "gapic", GaxProperties.getLibraryVersion(AdaptationStubSettings.class))
+        .setTransportToken(
+            GaxHttpJsonProperties.getHttpJsonTokenName(),
+            GaxHttpJsonProperties.getHttpJsonVersion());
+  }
+
+  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+    return AdaptationStubSettings.defaultGrpcApiClientHeaderProviderBuilder();
+  }
+
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -489,6 +523,19 @@ private static Builder createDefault() {
       return initDefaults(builder);
     }
 
+    private static Builder createHttpJsonDefault() {
+      Builder builder = new Builder(((ClientContext) null));
+
+      builder.setTransportChannelProvider(defaultHttpJsonTransportProviderBuilder().build());
+      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
+      builder.setInternalHeaderProvider(defaultHttpJsonApiClientHeaderProviderBuilder().build());
+      builder.setEndpoint(getDefaultEndpoint());
+      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
+      builder.setSwitchToMtlsEndpointAllowed(true);
+
+      return initDefaults(builder);
+    }
+
     private static Builder initDefaults(Builder builder) {
       builder
           .createPhraseSetSettings()
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationCallableFactory.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationCallableFactory.java
new file mode 100644
index 000000000..5d7274207
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationCallableFactory.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonCallableFactory;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshotCallable;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.longrunning.stub.OperationsStub;
+import com.google.api.gax.rpc.BatchingCallSettings;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallSettings;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.PagedCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallable;
+import com.google.api.gax.rpc.UnaryCallSettings;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.longrunning.Operation;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST callable factory implementation for the Adaptation service API.
+ *
+ * <p>This class is for advanced usage.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonAdaptationCallableFactory
+    implements HttpJsonStubCallableFactory<Operation, OperationsStub> {
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      UnaryCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createUnaryCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT, PagedListResponseT>
+      UnaryCallable<RequestT, PagedListResponseT> createPagedCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          PagedCallSettings<RequestT, ResponseT, PagedListResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createPagedCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createBatchingCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      BatchingCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createBatchingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  @Override
+  public <RequestT, ResponseT, MetadataT>
+      OperationCallable<RequestT, ResponseT, MetadataT> createOperationCallable(
+          HttpJsonCallSettings<RequestT, Operation> httpJsonCallSettings,
+          OperationCallSettings<RequestT, ResponseT, MetadataT> callSettings,
+          ClientContext clientContext,
+          OperationsStub operationsStub) {
+    UnaryCallable<RequestT, Operation> innerCallable =
+        HttpJsonCallableFactory.createBaseUnaryCallable(
+            httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+    HttpJsonOperationSnapshotCallable<RequestT, Operation> initialCallable =
+        new HttpJsonOperationSnapshotCallable<RequestT, Operation>(
+            innerCallable,
+            httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+    return HttpJsonCallableFactory.createOperationCallable(
+        callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+  }
+
+  @Override
+  public <RequestT, ResponseT>
+      ServerStreamingCallable<RequestT, ResponseT> createServerStreamingCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          ServerStreamingCallSettings<RequestT, ResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createServerStreamingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationStub.java
new file mode 100644
index 000000000..57b6354cb
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonAdaptationStub.java
@@ -0,0 +1,695 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub;
+
+import static com.google.cloud.speech.v1.AdaptationClient.ListCustomClassesPagedResponse;
+import static com.google.cloud.speech.v1.AdaptationClient.ListPhraseSetPagedResponse;
+
+import com.google.api.core.BetaApi;
+import com.google.api.core.InternalApi;
+import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.core.BackgroundResourceAggregation;
+import com.google.api.gax.httpjson.ApiMethodDescriptor;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.ProtoMessageRequestFormatter;
+import com.google.api.gax.httpjson.ProtoMessageResponseParser;
+import com.google.api.gax.httpjson.ProtoRestSerializer;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.cloud.speech.v1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.DeleteCustomClassRequest;
+import com.google.cloud.speech.v1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1.GetCustomClassRequest;
+import com.google.cloud.speech.v1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1.ListCustomClassesResponse;
+import com.google.cloud.speech.v1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1.ListPhraseSetResponse;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.UpdateCustomClassRequest;
+import com.google.cloud.speech.v1.UpdatePhraseSetRequest;
+import com.google.protobuf.Empty;
+import com.google.protobuf.TypeRegistry;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST stub implementation for the Adaptation service API.
+ *
+ * <p>This class is for advanced usage and reflects the underlying API directly.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonAdaptationStub extends AdaptationStub {
+  private static final TypeRegistry typeRegistry = TypeRegistry.newBuilder().build();
+
+  private static final ApiMethodDescriptor<CreatePhraseSetRequest, PhraseSet>
+      createPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<CreatePhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/CreatePhraseSet")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<CreatePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1/{parent=projects/*/locations/*}/phraseSets",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<CreatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<CreatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearParent().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetPhraseSetRequest, PhraseSet>
+      getPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<GetPhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/GetPhraseSet")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetPhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<ListPhraseSetRequest, ListPhraseSetResponse>
+      listPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<ListPhraseSetRequest, ListPhraseSetResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/ListPhraseSet")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListPhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1/{parent=projects/*/locations/*}/phraseSets",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListPhraseSetResponse>newBuilder()
+                      .setDefaultInstance(ListPhraseSetResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<UpdatePhraseSetRequest, PhraseSet>
+      updatePhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<UpdatePhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/UpdatePhraseSet")
+              .setHttpMethod("PATCH")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<UpdatePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1/{phraseSet.name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(
+                                fields, "phraseSet.name", request.getPhraseSet().getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "updateMask", request.getUpdateMask());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("phraseSet", request.getPhraseSet()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<DeletePhraseSetRequest, Empty>
+      deletePhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<DeletePhraseSetRequest, Empty>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/DeletePhraseSet")
+              .setHttpMethod("DELETE")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<DeletePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<DeletePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<DeletePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Empty>newBuilder()
+                      .setDefaultInstance(Empty.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<CreateCustomClassRequest, CustomClass>
+      createCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<CreateCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/CreateCustomClass")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<CreateCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1/{parent=projects/*/locations/*}/customClasses",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<CreateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<CreateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearParent().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetCustomClassRequest, CustomClass>
+      getCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<GetCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/GetCustomClass")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesMethodDescriptor =
+          ApiMethodDescriptor.<ListCustomClassesRequest, ListCustomClassesResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/ListCustomClasses")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListCustomClassesRequest>newBuilder()
+                      .setPath(
+                          "/v1/{parent=projects/*/locations/*}/customClasses",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListCustomClassesRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListCustomClassesRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListCustomClassesResponse>newBuilder()
+                      .setDefaultInstance(ListCustomClassesResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<UpdateCustomClassRequest, CustomClass>
+      updateCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<UpdateCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/UpdateCustomClass")
+              .setHttpMethod("PATCH")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<UpdateCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1/{customClass.name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(
+                                fields, "customClass.name", request.getCustomClass().getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "updateMask", request.getUpdateMask());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("customClass", request.getCustomClass()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<DeleteCustomClassRequest, Empty>
+      deleteCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<DeleteCustomClassRequest, Empty>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Adaptation/DeleteCustomClass")
+              .setHttpMethod("DELETE")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<DeleteCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1/{name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<DeleteCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<DeleteCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Empty>newBuilder()
+                      .setDefaultInstance(Empty.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private final UnaryCallable<CreatePhraseSetRequest, PhraseSet> createPhraseSetCallable;
+  private final UnaryCallable<GetPhraseSetRequest, PhraseSet> getPhraseSetCallable;
+  private final UnaryCallable<ListPhraseSetRequest, ListPhraseSetResponse> listPhraseSetCallable;
+  private final UnaryCallable<ListPhraseSetRequest, ListPhraseSetPagedResponse>
+      listPhraseSetPagedCallable;
+  private final UnaryCallable<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetCallable;
+  private final UnaryCallable<DeletePhraseSetRequest, Empty> deletePhraseSetCallable;
+  private final UnaryCallable<CreateCustomClassRequest, CustomClass> createCustomClassCallable;
+  private final UnaryCallable<GetCustomClassRequest, CustomClass> getCustomClassCallable;
+  private final UnaryCallable<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesCallable;
+  private final UnaryCallable<ListCustomClassesRequest, ListCustomClassesPagedResponse>
+      listCustomClassesPagedCallable;
+  private final UnaryCallable<UpdateCustomClassRequest, CustomClass> updateCustomClassCallable;
+  private final UnaryCallable<DeleteCustomClassRequest, Empty> deleteCustomClassCallable;
+
+  private final BackgroundResource backgroundResources;
+  private final HttpJsonStubCallableFactory callableFactory;
+
+  public static final HttpJsonAdaptationStub create(AdaptationStubSettings settings)
+      throws IOException {
+    return new HttpJsonAdaptationStub(settings, ClientContext.create(settings));
+  }
+
+  public static final HttpJsonAdaptationStub create(ClientContext clientContext)
+      throws IOException {
+    return new HttpJsonAdaptationStub(
+        AdaptationStubSettings.newHttpJsonBuilder().build(), clientContext);
+  }
+
+  public static final HttpJsonAdaptationStub create(
+      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+    return new HttpJsonAdaptationStub(
+        AdaptationStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+  }
+
+  /**
+   * Constructs an instance of HttpJsonAdaptationStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonAdaptationStub(AdaptationStubSettings settings, ClientContext clientContext)
+      throws IOException {
+    this(settings, clientContext, new HttpJsonAdaptationCallableFactory());
+  }
+
+  /**
+   * Constructs an instance of HttpJsonAdaptationStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonAdaptationStub(
+      AdaptationStubSettings settings,
+      ClientContext clientContext,
+      HttpJsonStubCallableFactory callableFactory)
+      throws IOException {
+    this.callableFactory = callableFactory;
+
+    HttpJsonCallSettings<CreatePhraseSetRequest, PhraseSet> createPhraseSetTransportSettings =
+        HttpJsonCallSettings.<CreatePhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(createPhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetPhraseSetRequest, PhraseSet> getPhraseSetTransportSettings =
+        HttpJsonCallSettings.<GetPhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(getPhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListPhraseSetRequest, ListPhraseSetResponse>
+        listPhraseSetTransportSettings =
+            HttpJsonCallSettings.<ListPhraseSetRequest, ListPhraseSetResponse>newBuilder()
+                .setMethodDescriptor(listPhraseSetMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetTransportSettings =
+        HttpJsonCallSettings.<UpdatePhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(updatePhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<DeletePhraseSetRequest, Empty> deletePhraseSetTransportSettings =
+        HttpJsonCallSettings.<DeletePhraseSetRequest, Empty>newBuilder()
+            .setMethodDescriptor(deletePhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<CreateCustomClassRequest, CustomClass> createCustomClassTransportSettings =
+        HttpJsonCallSettings.<CreateCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(createCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetCustomClassRequest, CustomClass> getCustomClassTransportSettings =
+        HttpJsonCallSettings.<GetCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(getCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListCustomClassesRequest, ListCustomClassesResponse>
+        listCustomClassesTransportSettings =
+            HttpJsonCallSettings.<ListCustomClassesRequest, ListCustomClassesResponse>newBuilder()
+                .setMethodDescriptor(listCustomClassesMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<UpdateCustomClassRequest, CustomClass> updateCustomClassTransportSettings =
+        HttpJsonCallSettings.<UpdateCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(updateCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<DeleteCustomClassRequest, Empty> deleteCustomClassTransportSettings =
+        HttpJsonCallSettings.<DeleteCustomClassRequest, Empty>newBuilder()
+            .setMethodDescriptor(deleteCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+
+    this.createPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            createPhraseSetTransportSettings, settings.createPhraseSetSettings(), clientContext);
+    this.getPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            getPhraseSetTransportSettings, settings.getPhraseSetSettings(), clientContext);
+    this.listPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            listPhraseSetTransportSettings, settings.listPhraseSetSettings(), clientContext);
+    this.listPhraseSetPagedCallable =
+        callableFactory.createPagedCallable(
+            listPhraseSetTransportSettings, settings.listPhraseSetSettings(), clientContext);
+    this.updatePhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            updatePhraseSetTransportSettings, settings.updatePhraseSetSettings(), clientContext);
+    this.deletePhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            deletePhraseSetTransportSettings, settings.deletePhraseSetSettings(), clientContext);
+    this.createCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            createCustomClassTransportSettings,
+            settings.createCustomClassSettings(),
+            clientContext);
+    this.getCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            getCustomClassTransportSettings, settings.getCustomClassSettings(), clientContext);
+    this.listCustomClassesCallable =
+        callableFactory.createUnaryCallable(
+            listCustomClassesTransportSettings,
+            settings.listCustomClassesSettings(),
+            clientContext);
+    this.listCustomClassesPagedCallable =
+        callableFactory.createPagedCallable(
+            listCustomClassesTransportSettings,
+            settings.listCustomClassesSettings(),
+            clientContext);
+    this.updateCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            updateCustomClassTransportSettings,
+            settings.updateCustomClassSettings(),
+            clientContext);
+    this.deleteCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            deleteCustomClassTransportSettings,
+            settings.deleteCustomClassSettings(),
+            clientContext);
+
+    this.backgroundResources =
+        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+  }
+
+  @InternalApi
+  public static List<ApiMethodDescriptor> getMethodDescriptors() {
+    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
+    methodDescriptors.add(createPhraseSetMethodDescriptor);
+    methodDescriptors.add(getPhraseSetMethodDescriptor);
+    methodDescriptors.add(listPhraseSetMethodDescriptor);
+    methodDescriptors.add(updatePhraseSetMethodDescriptor);
+    methodDescriptors.add(deletePhraseSetMethodDescriptor);
+    methodDescriptors.add(createCustomClassMethodDescriptor);
+    methodDescriptors.add(getCustomClassMethodDescriptor);
+    methodDescriptors.add(listCustomClassesMethodDescriptor);
+    methodDescriptors.add(updateCustomClassMethodDescriptor);
+    methodDescriptors.add(deleteCustomClassMethodDescriptor);
+    return methodDescriptors;
+  }
+
+  @Override
+  public UnaryCallable<CreatePhraseSetRequest, PhraseSet> createPhraseSetCallable() {
+    return createPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetPhraseSetRequest, PhraseSet> getPhraseSetCallable() {
+    return getPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListPhraseSetRequest, ListPhraseSetResponse> listPhraseSetCallable() {
+    return listPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListPhraseSetRequest, ListPhraseSetPagedResponse>
+      listPhraseSetPagedCallable() {
+    return listPhraseSetPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetCallable() {
+    return updatePhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<DeletePhraseSetRequest, Empty> deletePhraseSetCallable() {
+    return deletePhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<CreateCustomClassRequest, CustomClass> createCustomClassCallable() {
+    return createCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetCustomClassRequest, CustomClass> getCustomClassCallable() {
+    return getCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesCallable() {
+    return listCustomClassesCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListCustomClassesRequest, ListCustomClassesPagedResponse>
+      listCustomClassesPagedCallable() {
+    return listCustomClassesPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<UpdateCustomClassRequest, CustomClass> updateCustomClassCallable() {
+    return updateCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<DeleteCustomClassRequest, Empty> deleteCustomClassCallable() {
+    return deleteCustomClassCallable;
+  }
+
+  @Override
+  public final void close() {
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
+  }
+
+  @Override
+  public void shutdown() {
+    backgroundResources.shutdown();
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return backgroundResources.isShutdown();
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return backgroundResources.isTerminated();
+  }
+
+  @Override
+  public void shutdownNow() {
+    backgroundResources.shutdownNow();
+  }
+
+  @Override
+  public boolean awaitTermination(long duration, TimeUnit unit) throws InterruptedException {
+    return backgroundResources.awaitTermination(duration, unit);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechCallableFactory.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechCallableFactory.java
new file mode 100644
index 000000000..04d590f69
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechCallableFactory.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonCallableFactory;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshotCallable;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.longrunning.stub.OperationsStub;
+import com.google.api.gax.rpc.BatchingCallSettings;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallSettings;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.PagedCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallable;
+import com.google.api.gax.rpc.UnaryCallSettings;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.longrunning.Operation;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST callable factory implementation for the Speech service API.
+ *
+ * <p>This class is for advanced usage.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonSpeechCallableFactory
+    implements HttpJsonStubCallableFactory<Operation, OperationsStub> {
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      UnaryCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createUnaryCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT, PagedListResponseT>
+      UnaryCallable<RequestT, PagedListResponseT> createPagedCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          PagedCallSettings<RequestT, ResponseT, PagedListResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createPagedCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createBatchingCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      BatchingCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createBatchingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  @Override
+  public <RequestT, ResponseT, MetadataT>
+      OperationCallable<RequestT, ResponseT, MetadataT> createOperationCallable(
+          HttpJsonCallSettings<RequestT, Operation> httpJsonCallSettings,
+          OperationCallSettings<RequestT, ResponseT, MetadataT> callSettings,
+          ClientContext clientContext,
+          OperationsStub operationsStub) {
+    UnaryCallable<RequestT, Operation> innerCallable =
+        HttpJsonCallableFactory.createBaseUnaryCallable(
+            httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+    HttpJsonOperationSnapshotCallable<RequestT, Operation> initialCallable =
+        new HttpJsonOperationSnapshotCallable<RequestT, Operation>(
+            innerCallable,
+            httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+    return HttpJsonCallableFactory.createOperationCallable(
+        callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+  }
+
+  @Override
+  public <RequestT, ResponseT>
+      ServerStreamingCallable<RequestT, ResponseT> createServerStreamingCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          ServerStreamingCallSettings<RequestT, ResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createServerStreamingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechStub.java
new file mode 100644
index 000000000..e4a54b26b
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/HttpJsonSpeechStub.java
@@ -0,0 +1,278 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.core.InternalApi;
+import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.core.BackgroundResourceAggregation;
+import com.google.api.gax.httpjson.ApiMethodDescriptor;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshot;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.ProtoMessageRequestFormatter;
+import com.google.api.gax.httpjson.ProtoMessageResponseParser;
+import com.google.api.gax.httpjson.ProtoRestSerializer;
+import com.google.api.gax.httpjson.longrunning.stub.HttpJsonOperationsStub;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.cloud.speech.v1.LongRunningRecognizeMetadata;
+import com.google.cloud.speech.v1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1.RecognizeRequest;
+import com.google.cloud.speech.v1.RecognizeResponse;
+import com.google.longrunning.Operation;
+import com.google.protobuf.TypeRegistry;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST stub implementation for the Speech service API.
+ *
+ * <p>This class is for advanced usage and reflects the underlying API directly.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonSpeechStub extends SpeechStub {
+  private static final TypeRegistry typeRegistry =
+      TypeRegistry.newBuilder()
+          .add(LongRunningRecognizeResponse.getDescriptor())
+          .add(LongRunningRecognizeMetadata.getDescriptor())
+          .build();
+
+  private static final ApiMethodDescriptor<RecognizeRequest, RecognizeResponse>
+      recognizeMethodDescriptor =
+          ApiMethodDescriptor.<RecognizeRequest, RecognizeResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Speech/Recognize")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<RecognizeRequest>newBuilder()
+                      .setPath(
+                          "/v1/speech:recognize",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<RecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<RecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create().toBody("*", request.toBuilder().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<RecognizeResponse>newBuilder()
+                      .setDefaultInstance(RecognizeResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<LongRunningRecognizeRequest, Operation>
+      longRunningRecognizeMethodDescriptor =
+          ApiMethodDescriptor.<LongRunningRecognizeRequest, Operation>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1.Speech/LongRunningRecognize")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<LongRunningRecognizeRequest>newBuilder()
+                      .setPath(
+                          "/v1/speech:longrunningrecognize",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<LongRunningRecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<LongRunningRecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create().toBody("*", request.toBuilder().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Operation>newBuilder()
+                      .setDefaultInstance(Operation.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .setOperationSnapshotFactory(
+                  (LongRunningRecognizeRequest request, Operation response) ->
+                      HttpJsonOperationSnapshot.create(response))
+              .build();
+
+  private final UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable;
+  private final UnaryCallable<LongRunningRecognizeRequest, Operation> longRunningRecognizeCallable;
+  private final OperationCallable<
+          LongRunningRecognizeRequest, LongRunningRecognizeResponse, LongRunningRecognizeMetadata>
+      longRunningRecognizeOperationCallable;
+
+  private final BackgroundResource backgroundResources;
+  private final HttpJsonOperationsStub httpJsonOperationsStub;
+  private final HttpJsonStubCallableFactory callableFactory;
+
+  public static final HttpJsonSpeechStub create(SpeechStubSettings settings) throws IOException {
+    return new HttpJsonSpeechStub(settings, ClientContext.create(settings));
+  }
+
+  public static final HttpJsonSpeechStub create(ClientContext clientContext) throws IOException {
+    return new HttpJsonSpeechStub(SpeechStubSettings.newHttpJsonBuilder().build(), clientContext);
+  }
+
+  public static final HttpJsonSpeechStub create(
+      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+    return new HttpJsonSpeechStub(
+        SpeechStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+  }
+
+  /**
+   * Constructs an instance of HttpJsonSpeechStub, using the given settings. This is protected so
+   * that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonSpeechStub(SpeechStubSettings settings, ClientContext clientContext)
+      throws IOException {
+    this(settings, clientContext, new HttpJsonSpeechCallableFactory());
+  }
+
+  /**
+   * Constructs an instance of HttpJsonSpeechStub, using the given settings. This is protected so
+   * that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonSpeechStub(
+      SpeechStubSettings settings,
+      ClientContext clientContext,
+      HttpJsonStubCallableFactory callableFactory)
+      throws IOException {
+    this.callableFactory = callableFactory;
+    this.httpJsonOperationsStub =
+        HttpJsonOperationsStub.create(clientContext, callableFactory, typeRegistry);
+
+    HttpJsonCallSettings<RecognizeRequest, RecognizeResponse> recognizeTransportSettings =
+        HttpJsonCallSettings.<RecognizeRequest, RecognizeResponse>newBuilder()
+            .setMethodDescriptor(recognizeMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<LongRunningRecognizeRequest, Operation>
+        longRunningRecognizeTransportSettings =
+            HttpJsonCallSettings.<LongRunningRecognizeRequest, Operation>newBuilder()
+                .setMethodDescriptor(longRunningRecognizeMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+
+    this.recognizeCallable =
+        callableFactory.createUnaryCallable(
+            recognizeTransportSettings, settings.recognizeSettings(), clientContext);
+    this.longRunningRecognizeCallable =
+        callableFactory.createUnaryCallable(
+            longRunningRecognizeTransportSettings,
+            settings.longRunningRecognizeSettings(),
+            clientContext);
+    this.longRunningRecognizeOperationCallable =
+        callableFactory.createOperationCallable(
+            longRunningRecognizeTransportSettings,
+            settings.longRunningRecognizeOperationSettings(),
+            clientContext,
+            httpJsonOperationsStub);
+
+    this.backgroundResources =
+        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+  }
+
+  @InternalApi
+  public static List<ApiMethodDescriptor> getMethodDescriptors() {
+    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
+    methodDescriptors.add(recognizeMethodDescriptor);
+    methodDescriptors.add(longRunningRecognizeMethodDescriptor);
+    return methodDescriptors;
+  }
+
+  public HttpJsonOperationsStub getHttpJsonOperationsStub() {
+    return httpJsonOperationsStub;
+  }
+
+  @Override
+  public UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable() {
+    return recognizeCallable;
+  }
+
+  @Override
+  public UnaryCallable<LongRunningRecognizeRequest, Operation> longRunningRecognizeCallable() {
+    return longRunningRecognizeCallable;
+  }
+
+  @Override
+  public OperationCallable<
+          LongRunningRecognizeRequest, LongRunningRecognizeResponse, LongRunningRecognizeMetadata>
+      longRunningRecognizeOperationCallable() {
+    return longRunningRecognizeOperationCallable;
+  }
+
+  @Override
+  public final void close() {
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
+  }
+
+  @Override
+  public void shutdown() {
+    backgroundResources.shutdown();
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return backgroundResources.isShutdown();
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return backgroundResources.isTerminated();
+  }
+
+  @Override
+  public void shutdownNow() {
+    backgroundResources.shutdownNow();
+  }
+
+  @Override
+  public boolean awaitTermination(long duration, TimeUnit unit) throws InterruptedException {
+    return backgroundResources.awaitTermination(duration, unit);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStub.java
index 8a0f0f93f..5e70c9d92 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStub.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStub.java
@@ -41,7 +41,11 @@
 public abstract class SpeechStub implements BackgroundResource {
 
   public OperationsStub getOperationsStub() {
-    throw new UnsupportedOperationException("Not implemented: getOperationsStub()");
+    return null;
+  }
+
+  public com.google.api.gax.httpjson.longrunning.stub.OperationsStub getHttpJsonOperationsStub() {
+    return null;
   }
 
   public UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable() {
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStubSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStubSettings.java
index 1f734fb65..a60e60640 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStubSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1/stub/SpeechStubSettings.java
@@ -25,6 +25,9 @@
 import com.google.api.gax.grpc.GrpcTransportChannel;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
 import com.google.api.gax.grpc.ProtoOperationTransformers;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.HttpJsonTransportChannel;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.longrunning.OperationSnapshot;
 import com.google.api.gax.longrunning.OperationTimedPollAlgorithm;
 import com.google.api.gax.retrying.RetrySettings;
@@ -130,6 +133,11 @@ public SpeechStub createStub() throws IOException {
         .equals(GrpcTransportChannel.getGrpcTransportName())) {
       return GrpcSpeechStub.create(this);
     }
+    if (getTransportChannelProvider()
+        .getTransportName()
+        .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+      return HttpJsonSpeechStub.create(this);
+    }
     throw new UnsupportedOperationException(
         String.format(
             "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -162,29 +170,54 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
         .setUseJwtAccessWithScope(true);
   }
 
-  /** 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 InstantiatingGrpcChannelProvider.newBuilder()
         .setMaxInboundMessageSize(Integer.MAX_VALUE);
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return InstantiatingHttpJsonChannelProvider.newBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return defaultGrpcTransportProviderBuilder().build();
   }
 
   @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
-  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+  public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
     return ApiClientHeaderProvider.newBuilder()
         .setGeneratedLibToken("gapic", GaxProperties.getLibraryVersion(SpeechStubSettings.class))
         .setTransportToken(
             GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
   }
 
-  /** Returns a new builder for this class. */
+  @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
+  public static ApiClientHeaderProvider.Builder defaultHttpJsonApiClientHeaderProviderBuilder() {
+    return ApiClientHeaderProvider.newBuilder()
+        .setGeneratedLibToken("gapic", GaxProperties.getLibraryVersion(SpeechStubSettings.class))
+        .setTransportToken(
+            GaxHttpJsonProperties.getHttpJsonTokenName(),
+            GaxHttpJsonProperties.getHttpJsonVersion());
+  }
+
+  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+    return SpeechStubSettings.defaultGrpcApiClientHeaderProviderBuilder();
+  }
+
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -305,6 +338,19 @@ private static Builder createDefault() {
       return initDefaults(builder);
     }
 
+    private static Builder createHttpJsonDefault() {
+      Builder builder = new Builder(((ClientContext) null));
+
+      builder.setTransportChannelProvider(defaultHttpJsonTransportProviderBuilder().build());
+      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
+      builder.setInternalHeaderProvider(defaultHttpJsonApiClientHeaderProviderBuilder().build());
+      builder.setEndpoint(getDefaultEndpoint());
+      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
+      builder.setSwitchToMtlsEndpointAllowed(true);
+
+      return initDefaults(builder);
+    }
+
     private static Builder initDefaults(Builder builder) {
       builder
           .recognizeSettings()
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationClient.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationClient.java
index 399a54edb..8c37f7e1f 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationClient.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationClient.java
@@ -101,6 +101,20 @@
  * AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
  * }</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.
+ * AdaptationSettings adaptationSettings =
+ *     AdaptationSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             AdaptationSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @BetaApi
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationSettings.java
index bf73ab474..65f40a764 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/AdaptationSettings.java
@@ -24,6 +24,7 @@
 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;
@@ -150,11 +151,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return AdaptationStubSettings.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 AdaptationStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return AdaptationStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return AdaptationStubSettings.defaultTransportChannelProvider();
   }
@@ -164,11 +172,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return AdaptationStubSettings.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);
@@ -206,6 +220,11 @@ private static Builder createDefault() {
       return new Builder(AdaptationStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(AdaptationStubSettings.newHttpJsonBuilder());
+    }
+
     public AdaptationStubSettings.Builder getStubSettingsBuilder() {
       return ((AdaptationStubSettings.Builder) getStubSettings());
     }
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
index ecedade14..8ba542d63 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechClient.java
@@ -18,6 +18,7 @@
 
 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.BidiStreamingCallable;
 import com.google.api.gax.rpc.OperationCallable;
@@ -25,7 +26,6 @@
 import com.google.cloud.speech.v1p1beta1.stub.SpeechStub;
 import com.google.cloud.speech.v1p1beta1.stub.SpeechStubSettings;
 import com.google.longrunning.Operation;
-import com.google.longrunning.OperationsClient;
 import java.io.IOException;
 import java.util.concurrent.TimeUnit;
 import javax.annotation.Generated;
@@ -94,6 +94,20 @@
  * SpeechClient speechClient = SpeechClient.create(speechSettings);
  * }</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.
+ * SpeechSettings speechSettings =
+ *     SpeechSettings.newBuilder()
+ *         .setTransportChannelProvider(
+ *             SpeechSettings.defaultHttpJsonTransportProviderBuilder().build())
+ *         .build();
+ * SpeechClient speechClient = SpeechClient.create(speechSettings);
+ * }</pre>
+ *
  * <p>Please refer to the GitHub repository's samples for more quickstart code snippets.
  */
 @BetaApi
@@ -101,7 +115,8 @@
 public class SpeechClient implements BackgroundResource {
   private final SpeechSettings settings;
   private final SpeechStub stub;
-  private final OperationsClient operationsClient;
+  private final OperationsClient httpJsonOperationsClient;
+  private final com.google.longrunning.OperationsClient operationsClient;
 
   /** Constructs an instance of SpeechClient with default settings. */
   public static final SpeechClient create() throws IOException {
@@ -131,13 +146,17 @@ public static final SpeechClient create(SpeechStub stub) {
   protected SpeechClient(SpeechSettings settings) throws IOException {
     this.settings = settings;
     this.stub = ((SpeechStubSettings) 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());
   }
 
   protected SpeechClient(SpeechStub 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 SpeechSettings getSettings() {
@@ -152,10 +171,18 @@ public SpeechStub 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.
+   */
+  public final OperationsClient getHttpJsonOperationsClient() {
+    return httpJsonOperationsClient;
+  }
+
   // AUTO-GENERATED DOCUMENTATION AND METHOD.
   /**
    * Performs synchronous speech recognition: receive results after all audio has been sent and
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechSettings.java
index 2b79ad643..57cc1b81f 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechSettings.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;
@@ -118,11 +119,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
     return SpeechStubSettings.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 SpeechStubSettings.defaultGrpcTransportProviderBuilder();
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return SpeechStubSettings.defaultHttpJsonTransportProviderBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return SpeechStubSettings.defaultTransportChannelProvider();
   }
@@ -132,11 +140,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
     return SpeechStubSettings.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);
@@ -174,6 +188,11 @@ private static Builder createDefault() {
       return new Builder(SpeechStubSettings.newBuilder());
     }
 
+    @BetaApi
+    private static Builder createHttpJsonDefault() {
+      return new Builder(SpeechStubSettings.newHttpJsonBuilder());
+    }
+
     public SpeechStubSettings.Builder getStubSettingsBuilder() {
       return ((SpeechStubSettings.Builder) getStubSettings());
     }
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/AdaptationStubSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/AdaptationStubSettings.java
index 17cfa42fb..4b78381bc 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/AdaptationStubSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/AdaptationStubSettings.java
@@ -28,6 +28,9 @@
 import com.google.api.gax.grpc.GaxGrpcProperties;
 import com.google.api.gax.grpc.GrpcTransportChannel;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.HttpJsonTransportChannel;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.retrying.RetrySettings;
 import com.google.api.gax.rpc.ApiCallContext;
 import com.google.api.gax.rpc.ApiClientHeaderProvider;
@@ -292,6 +295,11 @@ public AdaptationStub createStub() throws IOException {
         .equals(GrpcTransportChannel.getGrpcTransportName())) {
       return GrpcAdaptationStub.create(this);
     }
+    if (getTransportChannelProvider()
+        .getTransportName()
+        .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+      return HttpJsonAdaptationStub.create(this);
+    }
     throw new UnsupportedOperationException(
         String.format(
             "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -324,18 +332,25 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
         .setUseJwtAccessWithScope(true);
   }
 
-  /** 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 InstantiatingGrpcChannelProvider.newBuilder()
         .setMaxInboundMessageSize(Integer.MAX_VALUE);
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return InstantiatingHttpJsonChannelProvider.newBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return defaultGrpcTransportProviderBuilder().build();
   }
 
   @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
-  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+  public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
     return ApiClientHeaderProvider.newBuilder()
         .setGeneratedLibToken(
             "gapic", GaxProperties.getLibraryVersion(AdaptationStubSettings.class))
@@ -343,11 +358,30 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
             GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
   }
 
-  /** Returns a new builder for this class. */
+  @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
+  public static ApiClientHeaderProvider.Builder defaultHttpJsonApiClientHeaderProviderBuilder() {
+    return ApiClientHeaderProvider.newBuilder()
+        .setGeneratedLibToken(
+            "gapic", GaxProperties.getLibraryVersion(AdaptationStubSettings.class))
+        .setTransportToken(
+            GaxHttpJsonProperties.getHttpJsonTokenName(),
+            GaxHttpJsonProperties.getHttpJsonVersion());
+  }
+
+  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+    return AdaptationStubSettings.defaultGrpcApiClientHeaderProviderBuilder();
+  }
+
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -490,6 +524,19 @@ private static Builder createDefault() {
       return initDefaults(builder);
     }
 
+    private static Builder createHttpJsonDefault() {
+      Builder builder = new Builder(((ClientContext) null));
+
+      builder.setTransportChannelProvider(defaultHttpJsonTransportProviderBuilder().build());
+      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
+      builder.setInternalHeaderProvider(defaultHttpJsonApiClientHeaderProviderBuilder().build());
+      builder.setEndpoint(getDefaultEndpoint());
+      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
+      builder.setSwitchToMtlsEndpointAllowed(true);
+
+      return initDefaults(builder);
+    }
+
     private static Builder initDefaults(Builder builder) {
       builder
           .createPhraseSetSettings()
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationCallableFactory.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationCallableFactory.java
new file mode 100644
index 000000000..85c896189
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationCallableFactory.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonCallableFactory;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshotCallable;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.longrunning.stub.OperationsStub;
+import com.google.api.gax.rpc.BatchingCallSettings;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallSettings;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.PagedCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallable;
+import com.google.api.gax.rpc.UnaryCallSettings;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.longrunning.Operation;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST callable factory implementation for the Adaptation service API.
+ *
+ * <p>This class is for advanced usage.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonAdaptationCallableFactory
+    implements HttpJsonStubCallableFactory<Operation, OperationsStub> {
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      UnaryCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createUnaryCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT, PagedListResponseT>
+      UnaryCallable<RequestT, PagedListResponseT> createPagedCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          PagedCallSettings<RequestT, ResponseT, PagedListResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createPagedCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createBatchingCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      BatchingCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createBatchingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  @Override
+  public <RequestT, ResponseT, MetadataT>
+      OperationCallable<RequestT, ResponseT, MetadataT> createOperationCallable(
+          HttpJsonCallSettings<RequestT, Operation> httpJsonCallSettings,
+          OperationCallSettings<RequestT, ResponseT, MetadataT> callSettings,
+          ClientContext clientContext,
+          OperationsStub operationsStub) {
+    UnaryCallable<RequestT, Operation> innerCallable =
+        HttpJsonCallableFactory.createBaseUnaryCallable(
+            httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+    HttpJsonOperationSnapshotCallable<RequestT, Operation> initialCallable =
+        new HttpJsonOperationSnapshotCallable<RequestT, Operation>(
+            innerCallable,
+            httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+    return HttpJsonCallableFactory.createOperationCallable(
+        callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+  }
+
+  @Override
+  public <RequestT, ResponseT>
+      ServerStreamingCallable<RequestT, ResponseT> createServerStreamingCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          ServerStreamingCallSettings<RequestT, ResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createServerStreamingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationStub.java
new file mode 100644
index 000000000..1aae35000
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonAdaptationStub.java
@@ -0,0 +1,695 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub;
+
+import static com.google.cloud.speech.v1p1beta1.AdaptationClient.ListCustomClassesPagedResponse;
+import static com.google.cloud.speech.v1p1beta1.AdaptationClient.ListPhraseSetPagedResponse;
+
+import com.google.api.core.BetaApi;
+import com.google.api.core.InternalApi;
+import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.core.BackgroundResourceAggregation;
+import com.google.api.gax.httpjson.ApiMethodDescriptor;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.ProtoMessageRequestFormatter;
+import com.google.api.gax.httpjson.ProtoMessageResponseParser;
+import com.google.api.gax.httpjson.ProtoRestSerializer;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.cloud.speech.v1p1beta1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.DeleteCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.GetCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesResponse;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetResponse;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.UpdateCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.UpdatePhraseSetRequest;
+import com.google.protobuf.Empty;
+import com.google.protobuf.TypeRegistry;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST stub implementation for the Adaptation service API.
+ *
+ * <p>This class is for advanced usage and reflects the underlying API directly.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonAdaptationStub extends AdaptationStub {
+  private static final TypeRegistry typeRegistry = TypeRegistry.newBuilder().build();
+
+  private static final ApiMethodDescriptor<CreatePhraseSetRequest, PhraseSet>
+      createPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<CreatePhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/CreatePhraseSet")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<CreatePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{parent=projects/*/locations/*}/phraseSets",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<CreatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<CreatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearParent().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetPhraseSetRequest, PhraseSet>
+      getPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<GetPhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/GetPhraseSet")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetPhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<ListPhraseSetRequest, ListPhraseSetResponse>
+      listPhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<ListPhraseSetRequest, ListPhraseSetResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/ListPhraseSet")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListPhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{parent=projects/*/locations/*}/phraseSets",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListPhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListPhraseSetResponse>newBuilder()
+                      .setDefaultInstance(ListPhraseSetResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<UpdatePhraseSetRequest, PhraseSet>
+      updatePhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<UpdatePhraseSetRequest, PhraseSet>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/UpdatePhraseSet")
+              .setHttpMethod("PATCH")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<UpdatePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{phraseSet.name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(
+                                fields, "phraseSet.name", request.getPhraseSet().getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdatePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "updateMask", request.getUpdateMask());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("phraseSet", request.getPhraseSet()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<PhraseSet>newBuilder()
+                      .setDefaultInstance(PhraseSet.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<DeletePhraseSetRequest, Empty>
+      deletePhraseSetMethodDescriptor =
+          ApiMethodDescriptor.<DeletePhraseSetRequest, Empty>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/DeletePhraseSet")
+              .setHttpMethod("DELETE")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<DeletePhraseSetRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{name=projects/*/locations/*/phraseSets/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<DeletePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<DeletePhraseSetRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Empty>newBuilder()
+                      .setDefaultInstance(Empty.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<CreateCustomClassRequest, CustomClass>
+      createCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<CreateCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/CreateCustomClass")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<CreateCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{parent=projects/*/locations/*}/customClasses",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<CreateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<CreateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("*", request.toBuilder().clearParent().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<GetCustomClassRequest, CustomClass>
+      getCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<GetCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/GetCustomClass")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<GetCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<GetCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<GetCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesMethodDescriptor =
+          ApiMethodDescriptor.<ListCustomClassesRequest, ListCustomClassesResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/ListCustomClasses")
+              .setHttpMethod("GET")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<ListCustomClassesRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{parent=projects/*/locations/*}/customClasses",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<ListCustomClassesRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "parent", request.getParent());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<ListCustomClassesRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
+                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<ListCustomClassesResponse>newBuilder()
+                      .setDefaultInstance(ListCustomClassesResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<UpdateCustomClassRequest, CustomClass>
+      updateCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<UpdateCustomClassRequest, CustomClass>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/UpdateCustomClass")
+              .setHttpMethod("PATCH")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<UpdateCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{customClass.name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(
+                                fields, "customClass.name", request.getCustomClass().getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<UpdateCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putQueryParam(fields, "updateMask", request.getUpdateMask());
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create()
+                                  .toBody("customClass", request.getCustomClass()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<CustomClass>newBuilder()
+                      .setDefaultInstance(CustomClass.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<DeleteCustomClassRequest, Empty>
+      deleteCustomClassMethodDescriptor =
+          ApiMethodDescriptor.<DeleteCustomClassRequest, Empty>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Adaptation/DeleteCustomClass")
+              .setHttpMethod("DELETE")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<DeleteCustomClassRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/{name=projects/*/locations/*/customClasses/*}",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<DeleteCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            serializer.putPathParam(fields, "name", request.getName());
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<DeleteCustomClassRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(request -> null)
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Empty>newBuilder()
+                      .setDefaultInstance(Empty.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private final UnaryCallable<CreatePhraseSetRequest, PhraseSet> createPhraseSetCallable;
+  private final UnaryCallable<GetPhraseSetRequest, PhraseSet> getPhraseSetCallable;
+  private final UnaryCallable<ListPhraseSetRequest, ListPhraseSetResponse> listPhraseSetCallable;
+  private final UnaryCallable<ListPhraseSetRequest, ListPhraseSetPagedResponse>
+      listPhraseSetPagedCallable;
+  private final UnaryCallable<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetCallable;
+  private final UnaryCallable<DeletePhraseSetRequest, Empty> deletePhraseSetCallable;
+  private final UnaryCallable<CreateCustomClassRequest, CustomClass> createCustomClassCallable;
+  private final UnaryCallable<GetCustomClassRequest, CustomClass> getCustomClassCallable;
+  private final UnaryCallable<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesCallable;
+  private final UnaryCallable<ListCustomClassesRequest, ListCustomClassesPagedResponse>
+      listCustomClassesPagedCallable;
+  private final UnaryCallable<UpdateCustomClassRequest, CustomClass> updateCustomClassCallable;
+  private final UnaryCallable<DeleteCustomClassRequest, Empty> deleteCustomClassCallable;
+
+  private final BackgroundResource backgroundResources;
+  private final HttpJsonStubCallableFactory callableFactory;
+
+  public static final HttpJsonAdaptationStub create(AdaptationStubSettings settings)
+      throws IOException {
+    return new HttpJsonAdaptationStub(settings, ClientContext.create(settings));
+  }
+
+  public static final HttpJsonAdaptationStub create(ClientContext clientContext)
+      throws IOException {
+    return new HttpJsonAdaptationStub(
+        AdaptationStubSettings.newHttpJsonBuilder().build(), clientContext);
+  }
+
+  public static final HttpJsonAdaptationStub create(
+      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+    return new HttpJsonAdaptationStub(
+        AdaptationStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+  }
+
+  /**
+   * Constructs an instance of HttpJsonAdaptationStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonAdaptationStub(AdaptationStubSettings settings, ClientContext clientContext)
+      throws IOException {
+    this(settings, clientContext, new HttpJsonAdaptationCallableFactory());
+  }
+
+  /**
+   * Constructs an instance of HttpJsonAdaptationStub, using the given settings. This is protected
+   * so that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonAdaptationStub(
+      AdaptationStubSettings settings,
+      ClientContext clientContext,
+      HttpJsonStubCallableFactory callableFactory)
+      throws IOException {
+    this.callableFactory = callableFactory;
+
+    HttpJsonCallSettings<CreatePhraseSetRequest, PhraseSet> createPhraseSetTransportSettings =
+        HttpJsonCallSettings.<CreatePhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(createPhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetPhraseSetRequest, PhraseSet> getPhraseSetTransportSettings =
+        HttpJsonCallSettings.<GetPhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(getPhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListPhraseSetRequest, ListPhraseSetResponse>
+        listPhraseSetTransportSettings =
+            HttpJsonCallSettings.<ListPhraseSetRequest, ListPhraseSetResponse>newBuilder()
+                .setMethodDescriptor(listPhraseSetMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetTransportSettings =
+        HttpJsonCallSettings.<UpdatePhraseSetRequest, PhraseSet>newBuilder()
+            .setMethodDescriptor(updatePhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<DeletePhraseSetRequest, Empty> deletePhraseSetTransportSettings =
+        HttpJsonCallSettings.<DeletePhraseSetRequest, Empty>newBuilder()
+            .setMethodDescriptor(deletePhraseSetMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<CreateCustomClassRequest, CustomClass> createCustomClassTransportSettings =
+        HttpJsonCallSettings.<CreateCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(createCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<GetCustomClassRequest, CustomClass> getCustomClassTransportSettings =
+        HttpJsonCallSettings.<GetCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(getCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<ListCustomClassesRequest, ListCustomClassesResponse>
+        listCustomClassesTransportSettings =
+            HttpJsonCallSettings.<ListCustomClassesRequest, ListCustomClassesResponse>newBuilder()
+                .setMethodDescriptor(listCustomClassesMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+    HttpJsonCallSettings<UpdateCustomClassRequest, CustomClass> updateCustomClassTransportSettings =
+        HttpJsonCallSettings.<UpdateCustomClassRequest, CustomClass>newBuilder()
+            .setMethodDescriptor(updateCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<DeleteCustomClassRequest, Empty> deleteCustomClassTransportSettings =
+        HttpJsonCallSettings.<DeleteCustomClassRequest, Empty>newBuilder()
+            .setMethodDescriptor(deleteCustomClassMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+
+    this.createPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            createPhraseSetTransportSettings, settings.createPhraseSetSettings(), clientContext);
+    this.getPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            getPhraseSetTransportSettings, settings.getPhraseSetSettings(), clientContext);
+    this.listPhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            listPhraseSetTransportSettings, settings.listPhraseSetSettings(), clientContext);
+    this.listPhraseSetPagedCallable =
+        callableFactory.createPagedCallable(
+            listPhraseSetTransportSettings, settings.listPhraseSetSettings(), clientContext);
+    this.updatePhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            updatePhraseSetTransportSettings, settings.updatePhraseSetSettings(), clientContext);
+    this.deletePhraseSetCallable =
+        callableFactory.createUnaryCallable(
+            deletePhraseSetTransportSettings, settings.deletePhraseSetSettings(), clientContext);
+    this.createCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            createCustomClassTransportSettings,
+            settings.createCustomClassSettings(),
+            clientContext);
+    this.getCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            getCustomClassTransportSettings, settings.getCustomClassSettings(), clientContext);
+    this.listCustomClassesCallable =
+        callableFactory.createUnaryCallable(
+            listCustomClassesTransportSettings,
+            settings.listCustomClassesSettings(),
+            clientContext);
+    this.listCustomClassesPagedCallable =
+        callableFactory.createPagedCallable(
+            listCustomClassesTransportSettings,
+            settings.listCustomClassesSettings(),
+            clientContext);
+    this.updateCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            updateCustomClassTransportSettings,
+            settings.updateCustomClassSettings(),
+            clientContext);
+    this.deleteCustomClassCallable =
+        callableFactory.createUnaryCallable(
+            deleteCustomClassTransportSettings,
+            settings.deleteCustomClassSettings(),
+            clientContext);
+
+    this.backgroundResources =
+        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+  }
+
+  @InternalApi
+  public static List<ApiMethodDescriptor> getMethodDescriptors() {
+    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
+    methodDescriptors.add(createPhraseSetMethodDescriptor);
+    methodDescriptors.add(getPhraseSetMethodDescriptor);
+    methodDescriptors.add(listPhraseSetMethodDescriptor);
+    methodDescriptors.add(updatePhraseSetMethodDescriptor);
+    methodDescriptors.add(deletePhraseSetMethodDescriptor);
+    methodDescriptors.add(createCustomClassMethodDescriptor);
+    methodDescriptors.add(getCustomClassMethodDescriptor);
+    methodDescriptors.add(listCustomClassesMethodDescriptor);
+    methodDescriptors.add(updateCustomClassMethodDescriptor);
+    methodDescriptors.add(deleteCustomClassMethodDescriptor);
+    return methodDescriptors;
+  }
+
+  @Override
+  public UnaryCallable<CreatePhraseSetRequest, PhraseSet> createPhraseSetCallable() {
+    return createPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetPhraseSetRequest, PhraseSet> getPhraseSetCallable() {
+    return getPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListPhraseSetRequest, ListPhraseSetResponse> listPhraseSetCallable() {
+    return listPhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListPhraseSetRequest, ListPhraseSetPagedResponse>
+      listPhraseSetPagedCallable() {
+    return listPhraseSetPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<UpdatePhraseSetRequest, PhraseSet> updatePhraseSetCallable() {
+    return updatePhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<DeletePhraseSetRequest, Empty> deletePhraseSetCallable() {
+    return deletePhraseSetCallable;
+  }
+
+  @Override
+  public UnaryCallable<CreateCustomClassRequest, CustomClass> createCustomClassCallable() {
+    return createCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<GetCustomClassRequest, CustomClass> getCustomClassCallable() {
+    return getCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListCustomClassesRequest, ListCustomClassesResponse>
+      listCustomClassesCallable() {
+    return listCustomClassesCallable;
+  }
+
+  @Override
+  public UnaryCallable<ListCustomClassesRequest, ListCustomClassesPagedResponse>
+      listCustomClassesPagedCallable() {
+    return listCustomClassesPagedCallable;
+  }
+
+  @Override
+  public UnaryCallable<UpdateCustomClassRequest, CustomClass> updateCustomClassCallable() {
+    return updateCustomClassCallable;
+  }
+
+  @Override
+  public UnaryCallable<DeleteCustomClassRequest, Empty> deleteCustomClassCallable() {
+    return deleteCustomClassCallable;
+  }
+
+  @Override
+  public final void close() {
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
+  }
+
+  @Override
+  public void shutdown() {
+    backgroundResources.shutdown();
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return backgroundResources.isShutdown();
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return backgroundResources.isTerminated();
+  }
+
+  @Override
+  public void shutdownNow() {
+    backgroundResources.shutdownNow();
+  }
+
+  @Override
+  public boolean awaitTermination(long duration, TimeUnit unit) throws InterruptedException {
+    return backgroundResources.awaitTermination(duration, unit);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechCallableFactory.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechCallableFactory.java
new file mode 100644
index 000000000..008215d4f
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechCallableFactory.java
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonCallableFactory;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshotCallable;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.longrunning.stub.OperationsStub;
+import com.google.api.gax.rpc.BatchingCallSettings;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallSettings;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.PagedCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallSettings;
+import com.google.api.gax.rpc.ServerStreamingCallable;
+import com.google.api.gax.rpc.UnaryCallSettings;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.longrunning.Operation;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST callable factory implementation for the Speech service API.
+ *
+ * <p>This class is for advanced usage.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonSpeechCallableFactory
+    implements HttpJsonStubCallableFactory<Operation, OperationsStub> {
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      UnaryCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createUnaryCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT, PagedListResponseT>
+      UnaryCallable<RequestT, PagedListResponseT> createPagedCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          PagedCallSettings<RequestT, ResponseT, PagedListResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createPagedCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @Override
+  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createBatchingCallable(
+      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+      BatchingCallSettings<RequestT, ResponseT> callSettings,
+      ClientContext clientContext) {
+    return HttpJsonCallableFactory.createBatchingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+
+  @BetaApi(
+      "The surface for long-running operations is not stable yet and may change in the future.")
+  @Override
+  public <RequestT, ResponseT, MetadataT>
+      OperationCallable<RequestT, ResponseT, MetadataT> createOperationCallable(
+          HttpJsonCallSettings<RequestT, Operation> httpJsonCallSettings,
+          OperationCallSettings<RequestT, ResponseT, MetadataT> callSettings,
+          ClientContext clientContext,
+          OperationsStub operationsStub) {
+    UnaryCallable<RequestT, Operation> innerCallable =
+        HttpJsonCallableFactory.createBaseUnaryCallable(
+            httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+    HttpJsonOperationSnapshotCallable<RequestT, Operation> initialCallable =
+        new HttpJsonOperationSnapshotCallable<RequestT, Operation>(
+            innerCallable,
+            httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+    return HttpJsonCallableFactory.createOperationCallable(
+        callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+  }
+
+  @Override
+  public <RequestT, ResponseT>
+      ServerStreamingCallable<RequestT, ResponseT> createServerStreamingCallable(
+          HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
+          ServerStreamingCallSettings<RequestT, ResponseT> callSettings,
+          ClientContext clientContext) {
+    return HttpJsonCallableFactory.createServerStreamingCallable(
+        httpJsonCallSettings, callSettings, clientContext);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechStub.java
new file mode 100644
index 000000000..734bccaaa
--- /dev/null
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/HttpJsonSpeechStub.java
@@ -0,0 +1,278 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub;
+
+import com.google.api.core.BetaApi;
+import com.google.api.core.InternalApi;
+import com.google.api.gax.core.BackgroundResource;
+import com.google.api.gax.core.BackgroundResourceAggregation;
+import com.google.api.gax.httpjson.ApiMethodDescriptor;
+import com.google.api.gax.httpjson.HttpJsonCallSettings;
+import com.google.api.gax.httpjson.HttpJsonOperationSnapshot;
+import com.google.api.gax.httpjson.HttpJsonStubCallableFactory;
+import com.google.api.gax.httpjson.ProtoMessageRequestFormatter;
+import com.google.api.gax.httpjson.ProtoMessageResponseParser;
+import com.google.api.gax.httpjson.ProtoRestSerializer;
+import com.google.api.gax.httpjson.longrunning.stub.HttpJsonOperationsStub;
+import com.google.api.gax.rpc.ClientContext;
+import com.google.api.gax.rpc.OperationCallable;
+import com.google.api.gax.rpc.UnaryCallable;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeMetadata;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.RecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.RecognizeResponse;
+import com.google.longrunning.Operation;
+import com.google.protobuf.TypeRegistry;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.TimeUnit;
+import javax.annotation.Generated;
+
+// AUTO-GENERATED DOCUMENTATION AND CLASS.
+/**
+ * REST stub implementation for the Speech service API.
+ *
+ * <p>This class is for advanced usage and reflects the underlying API directly.
+ */
+@BetaApi
+@Generated("by gapic-generator-java")
+public class HttpJsonSpeechStub extends SpeechStub {
+  private static final TypeRegistry typeRegistry =
+      TypeRegistry.newBuilder()
+          .add(LongRunningRecognizeResponse.getDescriptor())
+          .add(LongRunningRecognizeMetadata.getDescriptor())
+          .build();
+
+  private static final ApiMethodDescriptor<RecognizeRequest, RecognizeResponse>
+      recognizeMethodDescriptor =
+          ApiMethodDescriptor.<RecognizeRequest, RecognizeResponse>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Speech/Recognize")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<RecognizeRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/speech:recognize",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<RecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<RecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create().toBody("*", request.toBuilder().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<RecognizeResponse>newBuilder()
+                      .setDefaultInstance(RecognizeResponse.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .build();
+
+  private static final ApiMethodDescriptor<LongRunningRecognizeRequest, Operation>
+      longRunningRecognizeMethodDescriptor =
+          ApiMethodDescriptor.<LongRunningRecognizeRequest, Operation>newBuilder()
+              .setFullMethodName("google.cloud.speech.v1p1beta1.Speech/LongRunningRecognize")
+              .setHttpMethod("POST")
+              .setType(ApiMethodDescriptor.MethodType.UNARY)
+              .setRequestFormatter(
+                  ProtoMessageRequestFormatter.<LongRunningRecognizeRequest>newBuilder()
+                      .setPath(
+                          "/v1p1beta1/speech:longrunningrecognize",
+                          request -> {
+                            Map<String, String> fields = new HashMap<>();
+                            ProtoRestSerializer<LongRunningRecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setQueryParamsExtractor(
+                          request -> {
+                            Map<String, List<String>> fields = new HashMap<>();
+                            ProtoRestSerializer<LongRunningRecognizeRequest> serializer =
+                                ProtoRestSerializer.create();
+                            return fields;
+                          })
+                      .setRequestBodyExtractor(
+                          request ->
+                              ProtoRestSerializer.create().toBody("*", request.toBuilder().build()))
+                      .build())
+              .setResponseParser(
+                  ProtoMessageResponseParser.<Operation>newBuilder()
+                      .setDefaultInstance(Operation.getDefaultInstance())
+                      .setDefaultTypeRegistry(typeRegistry)
+                      .build())
+              .setOperationSnapshotFactory(
+                  (LongRunningRecognizeRequest request, Operation response) ->
+                      HttpJsonOperationSnapshot.create(response))
+              .build();
+
+  private final UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable;
+  private final UnaryCallable<LongRunningRecognizeRequest, Operation> longRunningRecognizeCallable;
+  private final OperationCallable<
+          LongRunningRecognizeRequest, LongRunningRecognizeResponse, LongRunningRecognizeMetadata>
+      longRunningRecognizeOperationCallable;
+
+  private final BackgroundResource backgroundResources;
+  private final HttpJsonOperationsStub httpJsonOperationsStub;
+  private final HttpJsonStubCallableFactory callableFactory;
+
+  public static final HttpJsonSpeechStub create(SpeechStubSettings settings) throws IOException {
+    return new HttpJsonSpeechStub(settings, ClientContext.create(settings));
+  }
+
+  public static final HttpJsonSpeechStub create(ClientContext clientContext) throws IOException {
+    return new HttpJsonSpeechStub(SpeechStubSettings.newHttpJsonBuilder().build(), clientContext);
+  }
+
+  public static final HttpJsonSpeechStub create(
+      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+    return new HttpJsonSpeechStub(
+        SpeechStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+  }
+
+  /**
+   * Constructs an instance of HttpJsonSpeechStub, using the given settings. This is protected so
+   * that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonSpeechStub(SpeechStubSettings settings, ClientContext clientContext)
+      throws IOException {
+    this(settings, clientContext, new HttpJsonSpeechCallableFactory());
+  }
+
+  /**
+   * Constructs an instance of HttpJsonSpeechStub, using the given settings. This is protected so
+   * that it is easy to make a subclass, but otherwise, the static factory methods should be
+   * preferred.
+   */
+  protected HttpJsonSpeechStub(
+      SpeechStubSettings settings,
+      ClientContext clientContext,
+      HttpJsonStubCallableFactory callableFactory)
+      throws IOException {
+    this.callableFactory = callableFactory;
+    this.httpJsonOperationsStub =
+        HttpJsonOperationsStub.create(clientContext, callableFactory, typeRegistry);
+
+    HttpJsonCallSettings<RecognizeRequest, RecognizeResponse> recognizeTransportSettings =
+        HttpJsonCallSettings.<RecognizeRequest, RecognizeResponse>newBuilder()
+            .setMethodDescriptor(recognizeMethodDescriptor)
+            .setTypeRegistry(typeRegistry)
+            .build();
+    HttpJsonCallSettings<LongRunningRecognizeRequest, Operation>
+        longRunningRecognizeTransportSettings =
+            HttpJsonCallSettings.<LongRunningRecognizeRequest, Operation>newBuilder()
+                .setMethodDescriptor(longRunningRecognizeMethodDescriptor)
+                .setTypeRegistry(typeRegistry)
+                .build();
+
+    this.recognizeCallable =
+        callableFactory.createUnaryCallable(
+            recognizeTransportSettings, settings.recognizeSettings(), clientContext);
+    this.longRunningRecognizeCallable =
+        callableFactory.createUnaryCallable(
+            longRunningRecognizeTransportSettings,
+            settings.longRunningRecognizeSettings(),
+            clientContext);
+    this.longRunningRecognizeOperationCallable =
+        callableFactory.createOperationCallable(
+            longRunningRecognizeTransportSettings,
+            settings.longRunningRecognizeOperationSettings(),
+            clientContext,
+            httpJsonOperationsStub);
+
+    this.backgroundResources =
+        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+  }
+
+  @InternalApi
+  public static List<ApiMethodDescriptor> getMethodDescriptors() {
+    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
+    methodDescriptors.add(recognizeMethodDescriptor);
+    methodDescriptors.add(longRunningRecognizeMethodDescriptor);
+    return methodDescriptors;
+  }
+
+  public HttpJsonOperationsStub getHttpJsonOperationsStub() {
+    return httpJsonOperationsStub;
+  }
+
+  @Override
+  public UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable() {
+    return recognizeCallable;
+  }
+
+  @Override
+  public UnaryCallable<LongRunningRecognizeRequest, Operation> longRunningRecognizeCallable() {
+    return longRunningRecognizeCallable;
+  }
+
+  @Override
+  public OperationCallable<
+          LongRunningRecognizeRequest, LongRunningRecognizeResponse, LongRunningRecognizeMetadata>
+      longRunningRecognizeOperationCallable() {
+    return longRunningRecognizeOperationCallable;
+  }
+
+  @Override
+  public final void close() {
+    try {
+      backgroundResources.close();
+    } catch (RuntimeException e) {
+      throw e;
+    } catch (Exception e) {
+      throw new IllegalStateException("Failed to close resource", e);
+    }
+  }
+
+  @Override
+  public void shutdown() {
+    backgroundResources.shutdown();
+  }
+
+  @Override
+  public boolean isShutdown() {
+    return backgroundResources.isShutdown();
+  }
+
+  @Override
+  public boolean isTerminated() {
+    return backgroundResources.isTerminated();
+  }
+
+  @Override
+  public void shutdownNow() {
+    backgroundResources.shutdownNow();
+  }
+
+  @Override
+  public boolean awaitTermination(long duration, TimeUnit unit) throws InterruptedException {
+    return backgroundResources.awaitTermination(duration, unit);
+  }
+}
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStub.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStub.java
index 2c1bb7994..2adbabc73 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStub.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStub.java
@@ -43,7 +43,11 @@
 public abstract class SpeechStub implements BackgroundResource {
 
   public OperationsStub getOperationsStub() {
-    throw new UnsupportedOperationException("Not implemented: getOperationsStub()");
+    return null;
+  }
+
+  public com.google.api.gax.httpjson.longrunning.stub.OperationsStub getHttpJsonOperationsStub() {
+    return null;
   }
 
   public UnaryCallable<RecognizeRequest, RecognizeResponse> recognizeCallable() {
diff --git a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStubSettings.java b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStubSettings.java
index f96b4178e..0dd3efd4c 100644
--- a/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStubSettings.java
+++ b/google-cloud-speech/src/main/java/com/google/cloud/speech/v1p1beta1/stub/SpeechStubSettings.java
@@ -25,6 +25,9 @@
 import com.google.api.gax.grpc.GrpcTransportChannel;
 import com.google.api.gax.grpc.InstantiatingGrpcChannelProvider;
 import com.google.api.gax.grpc.ProtoOperationTransformers;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.HttpJsonTransportChannel;
+import com.google.api.gax.httpjson.InstantiatingHttpJsonChannelProvider;
 import com.google.api.gax.longrunning.OperationSnapshot;
 import com.google.api.gax.longrunning.OperationTimedPollAlgorithm;
 import com.google.api.gax.retrying.RetrySettings;
@@ -131,6 +134,11 @@ public SpeechStub createStub() throws IOException {
         .equals(GrpcTransportChannel.getGrpcTransportName())) {
       return GrpcSpeechStub.create(this);
     }
+    if (getTransportChannelProvider()
+        .getTransportName()
+        .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+      return HttpJsonSpeechStub.create(this);
+    }
     throw new UnsupportedOperationException(
         String.format(
             "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -163,29 +171,54 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
         .setUseJwtAccessWithScope(true);
   }
 
-  /** 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 InstantiatingGrpcChannelProvider.newBuilder()
         .setMaxInboundMessageSize(Integer.MAX_VALUE);
   }
 
+  /** Returns a builder for the default REST ChannelProvider for this service. */
+  @BetaApi
+  public static InstantiatingHttpJsonChannelProvider.Builder
+      defaultHttpJsonTransportProviderBuilder() {
+    return InstantiatingHttpJsonChannelProvider.newBuilder();
+  }
+
   public static TransportChannelProvider defaultTransportChannelProvider() {
     return defaultGrpcTransportProviderBuilder().build();
   }
 
   @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
-  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+  public static ApiClientHeaderProvider.Builder defaultGrpcApiClientHeaderProviderBuilder() {
     return ApiClientHeaderProvider.newBuilder()
         .setGeneratedLibToken("gapic", GaxProperties.getLibraryVersion(SpeechStubSettings.class))
         .setTransportToken(
             GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
   }
 
-  /** Returns a new builder for this class. */
+  @BetaApi("The surface for customizing headers is not stable yet and may change in the future.")
+  public static ApiClientHeaderProvider.Builder defaultHttpJsonApiClientHeaderProviderBuilder() {
+    return ApiClientHeaderProvider.newBuilder()
+        .setGeneratedLibToken("gapic", GaxProperties.getLibraryVersion(SpeechStubSettings.class))
+        .setTransportToken(
+            GaxHttpJsonProperties.getHttpJsonTokenName(),
+            GaxHttpJsonProperties.getHttpJsonVersion());
+  }
+
+  public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+    return SpeechStubSettings.defaultGrpcApiClientHeaderProviderBuilder();
+  }
+
+  /** Returns a new gRPC builder for this class. */
   public static Builder newBuilder() {
     return Builder.createDefault();
   }
 
+  /** Returns a new REST builder for this class. */
+  public static Builder newHttpJsonBuilder() {
+    return Builder.createHttpJsonDefault();
+  }
+
   /** Returns a new builder for this class. */
   public static Builder newBuilder(ClientContext clientContext) {
     return new Builder(clientContext);
@@ -306,6 +339,19 @@ private static Builder createDefault() {
       return initDefaults(builder);
     }
 
+    private static Builder createHttpJsonDefault() {
+      Builder builder = new Builder(((ClientContext) null));
+
+      builder.setTransportChannelProvider(defaultHttpJsonTransportProviderBuilder().build());
+      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
+      builder.setInternalHeaderProvider(defaultHttpJsonApiClientHeaderProviderBuilder().build());
+      builder.setEndpoint(getDefaultEndpoint());
+      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
+      builder.setSwitchToMtlsEndpointAllowed(true);
+
+      return initDefaults(builder);
+    }
+
     private static Builder initDefaults(Builder builder) {
       builder
           .recognizeSettings()
diff --git a/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/AdaptationClientHttpJsonTest.java b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/AdaptationClientHttpJsonTest.java
new file mode 100644
index 000000000..c69082500
--- /dev/null
+++ b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/AdaptationClientHttpJsonTest.java
@@ -0,0 +1,940 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1;
+
+import static com.google.cloud.speech.v1.AdaptationClient.ListCustomClassesPagedResponse;
+import static com.google.cloud.speech.v1.AdaptationClient.ListPhraseSetPagedResponse;
+
+import com.google.api.gax.core.NoCredentialsProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.testing.MockHttpService;
+import com.google.api.gax.rpc.ApiClientHeaderProvider;
+import com.google.api.gax.rpc.ApiException;
+import com.google.api.gax.rpc.ApiExceptionFactory;
+import com.google.api.gax.rpc.InvalidArgumentException;
+import com.google.api.gax.rpc.StatusCode;
+import com.google.api.gax.rpc.testing.FakeStatusCode;
+import com.google.cloud.speech.v1.stub.HttpJsonAdaptationStub;
+import com.google.common.collect.Lists;
+import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import javax.annotation.Generated;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+@Generated("by gapic-generator-java")
+public class AdaptationClientHttpJsonTest {
+  private static MockHttpService mockService;
+  private static AdaptationClient client;
+
+  @BeforeClass
+  public static void startStaticServer() throws IOException {
+    mockService =
+        new MockHttpService(
+            HttpJsonAdaptationStub.getMethodDescriptors(), AdaptationSettings.getDefaultEndpoint());
+    AdaptationSettings settings =
+        AdaptationSettings.newHttpJsonBuilder()
+            .setTransportChannelProvider(
+                AdaptationSettings.defaultHttpJsonTransportProviderBuilder()
+                    .setHttpTransport(mockService)
+                    .build())
+            .setCredentialsProvider(NoCredentialsProvider.create())
+            .build();
+    client = AdaptationClient.create(settings);
+  }
+
+  @AfterClass
+  public static void stopServer() {
+    client.close();
+  }
+
+  @Before
+  public void setUp() {}
+
+  @After
+  public void tearDown() throws Exception {
+    mockService.reset();
+  }
+
+  @Test
+  public void createPhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+    PhraseSet phraseSet = PhraseSet.newBuilder().build();
+    String phraseSetId = "phraseSetId959902180";
+
+    PhraseSet actualResponse = client.createPhraseSet(parent, phraseSet, phraseSetId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      client.createPhraseSet(parent, phraseSet, phraseSetId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createPhraseSetTest2() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+    PhraseSet phraseSet = PhraseSet.newBuilder().build();
+    String phraseSetId = "phraseSetId959902180";
+
+    PhraseSet actualResponse = client.createPhraseSet(parent, phraseSet, phraseSetId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      client.createPhraseSet(parent, phraseSet, phraseSetId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getPhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+
+    PhraseSet actualResponse = client.getPhraseSet(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      client.getPhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getPhraseSetTest2() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+
+    PhraseSet actualResponse = client.getPhraseSet(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+      client.getPhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listPhraseSetTest() throws Exception {
+    PhraseSet responsesElement = PhraseSet.newBuilder().build();
+    ListPhraseSetResponse expectedResponse =
+        ListPhraseSetResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllPhraseSets(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+
+    ListPhraseSetPagedResponse pagedListResponse = client.listPhraseSet(parent);
+
+    List<PhraseSet> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getPhraseSetsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      client.listPhraseSet(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listPhraseSetTest2() throws Exception {
+    PhraseSet responsesElement = PhraseSet.newBuilder().build();
+    ListPhraseSetResponse expectedResponse =
+        ListPhraseSetResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllPhraseSets(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+
+    ListPhraseSetPagedResponse pagedListResponse = client.listPhraseSet(parent);
+
+    List<PhraseSet> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getPhraseSetsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      client.listPhraseSet(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void updatePhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSet phraseSet =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    FieldMask updateMask = FieldMask.newBuilder().build();
+
+    PhraseSet actualResponse = client.updatePhraseSet(phraseSet, updateMask);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void updatePhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSet phraseSet =
+          PhraseSet.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+              .setBoost(93922211)
+              .build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      client.updatePhraseSet(phraseSet, updateMask);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deletePhraseSetTest() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+
+    client.deletePhraseSet(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deletePhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      client.deletePhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deletePhraseSetTest2() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+
+    client.deletePhraseSet(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deletePhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+      client.deletePhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+    CustomClass customClass = CustomClass.newBuilder().build();
+    String customClassId = "customClassId1871032322";
+
+    CustomClass actualResponse = client.createCustomClass(parent, customClass, customClassId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      client.createCustomClass(parent, customClass, customClassId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createCustomClassTest2() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+    CustomClass customClass = CustomClass.newBuilder().build();
+    String customClassId = "customClassId1871032322";
+
+    CustomClass actualResponse = client.createCustomClass(parent, customClass, customClassId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      client.createCustomClass(parent, customClass, customClassId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+
+    CustomClass actualResponse = client.getCustomClass(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      client.getCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getCustomClassTest2() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+
+    CustomClass actualResponse = client.getCustomClass(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+      client.getCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listCustomClassesTest() throws Exception {
+    CustomClass responsesElement = CustomClass.newBuilder().build();
+    ListCustomClassesResponse expectedResponse =
+        ListCustomClassesResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllCustomClasses(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+
+    ListCustomClassesPagedResponse pagedListResponse = client.listCustomClasses(parent);
+
+    List<CustomClass> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getCustomClassesList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listCustomClassesExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      client.listCustomClasses(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listCustomClassesTest2() throws Exception {
+    CustomClass responsesElement = CustomClass.newBuilder().build();
+    ListCustomClassesResponse expectedResponse =
+        ListCustomClassesResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllCustomClasses(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+
+    ListCustomClassesPagedResponse pagedListResponse = client.listCustomClasses(parent);
+
+    List<CustomClass> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getCustomClassesList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listCustomClassesExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      client.listCustomClasses(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void updateCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClass customClass =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    FieldMask updateMask = FieldMask.newBuilder().build();
+
+    CustomClass actualResponse = client.updateCustomClass(customClass, updateMask);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void updateCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClass customClass =
+          CustomClass.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .addAllItems(new ArrayList<CustomClass.ClassItem>())
+              .build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      client.updateCustomClass(customClass, updateMask);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deleteCustomClassTest() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+
+    client.deleteCustomClass(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deleteCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      client.deleteCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deleteCustomClassTest2() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+
+    client.deleteCustomClass(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deleteCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+      client.deleteCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+}
diff --git a/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/SpeechClientHttpJsonTest.java b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/SpeechClientHttpJsonTest.java
new file mode 100644
index 000000000..f924cc6c4
--- /dev/null
+++ b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1/SpeechClientHttpJsonTest.java
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1;
+
+import com.google.api.gax.core.NoCredentialsProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.testing.MockHttpService;
+import com.google.api.gax.rpc.ApiClientHeaderProvider;
+import com.google.api.gax.rpc.ApiException;
+import com.google.api.gax.rpc.ApiExceptionFactory;
+import com.google.api.gax.rpc.InvalidArgumentException;
+import com.google.api.gax.rpc.StatusCode;
+import com.google.api.gax.rpc.testing.FakeStatusCode;
+import com.google.cloud.speech.v1.stub.HttpJsonSpeechStub;
+import com.google.longrunning.Operation;
+import com.google.protobuf.Any;
+import com.google.protobuf.Duration;
+import com.google.rpc.Status;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import javax.annotation.Generated;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+@Generated("by gapic-generator-java")
+public class SpeechClientHttpJsonTest {
+  private static MockHttpService mockService;
+  private static SpeechClient client;
+
+  @BeforeClass
+  public static void startStaticServer() throws IOException {
+    mockService =
+        new MockHttpService(
+            HttpJsonSpeechStub.getMethodDescriptors(), SpeechSettings.getDefaultEndpoint());
+    SpeechSettings settings =
+        SpeechSettings.newHttpJsonBuilder()
+            .setTransportChannelProvider(
+                SpeechSettings.defaultHttpJsonTransportProviderBuilder()
+                    .setHttpTransport(mockService)
+                    .build())
+            .setCredentialsProvider(NoCredentialsProvider.create())
+            .build();
+    client = SpeechClient.create(settings);
+  }
+
+  @AfterClass
+  public static void stopServer() {
+    client.close();
+  }
+
+  @Before
+  public void setUp() {}
+
+  @After
+  public void tearDown() throws Exception {
+    mockService.reset();
+  }
+
+  @Test
+  public void recognizeTest() throws Exception {
+    RecognizeResponse expectedResponse =
+        RecognizeResponse.newBuilder()
+            .addAllResults(new ArrayList<SpeechRecognitionResult>())
+            .setTotalBilledTime(Duration.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    RecognitionConfig config = RecognitionConfig.newBuilder().build();
+    RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+
+    RecognizeResponse actualResponse = client.recognize(config, audio);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void recognizeExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      client.recognize(config, audio);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void longRunningRecognizeTest() throws Exception {
+    LongRunningRecognizeResponse expectedResponse =
+        LongRunningRecognizeResponse.newBuilder()
+            .addAllResults(new ArrayList<SpeechRecognitionResult>())
+            .setTotalBilledTime(Duration.newBuilder().build())
+            .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+            .setOutputError(Status.newBuilder().build())
+            .build();
+    Operation resultOperation =
+        Operation.newBuilder()
+            .setName("longRunningRecognizeTest")
+            .setDone(true)
+            .setResponse(Any.pack(expectedResponse))
+            .build();
+    mockService.addResponse(resultOperation);
+
+    RecognitionConfig config = RecognitionConfig.newBuilder().build();
+    RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+
+    LongRunningRecognizeResponse actualResponse =
+        client.longRunningRecognizeAsync(config, audio).get();
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void longRunningRecognizeExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      client.longRunningRecognizeAsync(config, audio).get();
+      Assert.fail("No exception raised");
+    } catch (ExecutionException e) {
+    }
+  }
+
+  @Test
+  public void streamingRecognizeUnsupportedMethodTest() throws Exception {
+    // The streamingRecognize() method is not supported in REST transport.
+    // This empty test is generated for technical reasons.
+  }
+}
diff --git a/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/AdaptationClientHttpJsonTest.java b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/AdaptationClientHttpJsonTest.java
new file mode 100644
index 000000000..0b485e3a8
--- /dev/null
+++ b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/AdaptationClientHttpJsonTest.java
@@ -0,0 +1,940 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1;
+
+import static com.google.cloud.speech.v1p1beta1.AdaptationClient.ListCustomClassesPagedResponse;
+import static com.google.cloud.speech.v1p1beta1.AdaptationClient.ListPhraseSetPagedResponse;
+
+import com.google.api.gax.core.NoCredentialsProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.testing.MockHttpService;
+import com.google.api.gax.rpc.ApiClientHeaderProvider;
+import com.google.api.gax.rpc.ApiException;
+import com.google.api.gax.rpc.ApiExceptionFactory;
+import com.google.api.gax.rpc.InvalidArgumentException;
+import com.google.api.gax.rpc.StatusCode;
+import com.google.api.gax.rpc.testing.FakeStatusCode;
+import com.google.cloud.speech.v1p1beta1.stub.HttpJsonAdaptationStub;
+import com.google.common.collect.Lists;
+import com.google.protobuf.Empty;
+import com.google.protobuf.FieldMask;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import javax.annotation.Generated;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+@Generated("by gapic-generator-java")
+public class AdaptationClientHttpJsonTest {
+  private static MockHttpService mockService;
+  private static AdaptationClient client;
+
+  @BeforeClass
+  public static void startStaticServer() throws IOException {
+    mockService =
+        new MockHttpService(
+            HttpJsonAdaptationStub.getMethodDescriptors(), AdaptationSettings.getDefaultEndpoint());
+    AdaptationSettings settings =
+        AdaptationSettings.newHttpJsonBuilder()
+            .setTransportChannelProvider(
+                AdaptationSettings.defaultHttpJsonTransportProviderBuilder()
+                    .setHttpTransport(mockService)
+                    .build())
+            .setCredentialsProvider(NoCredentialsProvider.create())
+            .build();
+    client = AdaptationClient.create(settings);
+  }
+
+  @AfterClass
+  public static void stopServer() {
+    client.close();
+  }
+
+  @Before
+  public void setUp() {}
+
+  @After
+  public void tearDown() throws Exception {
+    mockService.reset();
+  }
+
+  @Test
+  public void createPhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+    PhraseSet phraseSet = PhraseSet.newBuilder().build();
+    String phraseSetId = "phraseSetId959902180";
+
+    PhraseSet actualResponse = client.createPhraseSet(parent, phraseSet, phraseSetId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      client.createPhraseSet(parent, phraseSet, phraseSetId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createPhraseSetTest2() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+    PhraseSet phraseSet = PhraseSet.newBuilder().build();
+    String phraseSetId = "phraseSetId959902180";
+
+    PhraseSet actualResponse = client.createPhraseSet(parent, phraseSet, phraseSetId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      client.createPhraseSet(parent, phraseSet, phraseSetId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getPhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+
+    PhraseSet actualResponse = client.getPhraseSet(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      client.getPhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getPhraseSetTest2() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+
+    PhraseSet actualResponse = client.getPhraseSet(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+      client.getPhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listPhraseSetTest() throws Exception {
+    PhraseSet responsesElement = PhraseSet.newBuilder().build();
+    ListPhraseSetResponse expectedResponse =
+        ListPhraseSetResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllPhraseSets(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+
+    ListPhraseSetPagedResponse pagedListResponse = client.listPhraseSet(parent);
+
+    List<PhraseSet> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getPhraseSetsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listPhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      client.listPhraseSet(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listPhraseSetTest2() throws Exception {
+    PhraseSet responsesElement = PhraseSet.newBuilder().build();
+    ListPhraseSetResponse expectedResponse =
+        ListPhraseSetResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllPhraseSets(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+
+    ListPhraseSetPagedResponse pagedListResponse = client.listPhraseSet(parent);
+
+    List<PhraseSet> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getPhraseSetsList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listPhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      client.listPhraseSet(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void updatePhraseSetTest() throws Exception {
+    PhraseSet expectedResponse =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSet phraseSet =
+        PhraseSet.newBuilder()
+            .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+            .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+            .setBoost(93922211)
+            .build();
+    FieldMask updateMask = FieldMask.newBuilder().build();
+
+    PhraseSet actualResponse = client.updatePhraseSet(phraseSet, updateMask);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void updatePhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSet phraseSet =
+          PhraseSet.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .addAllPhrases(new ArrayList<PhraseSet.Phrase>())
+              .setBoost(93922211)
+              .build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      client.updatePhraseSet(phraseSet, updateMask);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deletePhraseSetTest() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+
+    client.deletePhraseSet(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deletePhraseSetExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      client.deletePhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deletePhraseSetTest2() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+
+    client.deletePhraseSet(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deletePhraseSetExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-458/locations/location-458/phraseSets/phraseSet-458";
+      client.deletePhraseSet(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+    CustomClass customClass = CustomClass.newBuilder().build();
+    String customClassId = "customClassId1871032322";
+
+    CustomClass actualResponse = client.createCustomClass(parent, customClass, customClassId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      client.createCustomClass(parent, customClass, customClassId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void createCustomClassTest2() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+    CustomClass customClass = CustomClass.newBuilder().build();
+    String customClassId = "customClassId1871032322";
+
+    CustomClass actualResponse = client.createCustomClass(parent, customClass, customClassId);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void createCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      client.createCustomClass(parent, customClass, customClassId);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+
+    CustomClass actualResponse = client.getCustomClass(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      client.getCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void getCustomClassTest2() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+
+    CustomClass actualResponse = client.getCustomClass(name);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void getCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+      client.getCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listCustomClassesTest() throws Exception {
+    CustomClass responsesElement = CustomClass.newBuilder().build();
+    ListCustomClassesResponse expectedResponse =
+        ListCustomClassesResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllCustomClasses(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+
+    ListCustomClassesPagedResponse pagedListResponse = client.listCustomClasses(parent);
+
+    List<CustomClass> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getCustomClassesList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listCustomClassesExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      client.listCustomClasses(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void listCustomClassesTest2() throws Exception {
+    CustomClass responsesElement = CustomClass.newBuilder().build();
+    ListCustomClassesResponse expectedResponse =
+        ListCustomClassesResponse.newBuilder()
+            .setNextPageToken("")
+            .addAllCustomClasses(Arrays.asList(responsesElement))
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    String parent = "projects/project-5833/locations/location-5833";
+
+    ListCustomClassesPagedResponse pagedListResponse = client.listCustomClasses(parent);
+
+    List<CustomClass> resources = Lists.newArrayList(pagedListResponse.iterateAll());
+
+    Assert.assertEquals(1, resources.size());
+    Assert.assertEquals(expectedResponse.getCustomClassesList().get(0), resources.get(0));
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void listCustomClassesExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String parent = "projects/project-5833/locations/location-5833";
+      client.listCustomClasses(parent);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void updateCustomClassTest() throws Exception {
+    CustomClass expectedResponse =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClass customClass =
+        CustomClass.newBuilder()
+            .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+            .setCustomClassId("customClassId1871032322")
+            .addAllItems(new ArrayList<CustomClass.ClassItem>())
+            .build();
+    FieldMask updateMask = FieldMask.newBuilder().build();
+
+    CustomClass actualResponse = client.updateCustomClass(customClass, updateMask);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void updateCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClass customClass =
+          CustomClass.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .addAllItems(new ArrayList<CustomClass.ClassItem>())
+              .build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      client.updateCustomClass(customClass, updateMask);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deleteCustomClassTest() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+
+    client.deleteCustomClass(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deleteCustomClassExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      client.deleteCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void deleteCustomClassTest2() throws Exception {
+    Empty expectedResponse = Empty.newBuilder().build();
+    mockService.addResponse(expectedResponse);
+
+    String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+
+    client.deleteCustomClass(name);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void deleteCustomClassExceptionTest2() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      String name = "projects/project-4379/locations/location-4379/customClasses/customClasse-4379";
+      client.deleteCustomClass(name);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+}
diff --git a/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/SpeechClientHttpJsonTest.java b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/SpeechClientHttpJsonTest.java
new file mode 100644
index 000000000..565f69611
--- /dev/null
+++ b/google-cloud-speech/src/test/java/com/google/cloud/speech/v1p1beta1/SpeechClientHttpJsonTest.java
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1;
+
+import com.google.api.gax.core.NoCredentialsProvider;
+import com.google.api.gax.httpjson.GaxHttpJsonProperties;
+import com.google.api.gax.httpjson.testing.MockHttpService;
+import com.google.api.gax.rpc.ApiClientHeaderProvider;
+import com.google.api.gax.rpc.ApiException;
+import com.google.api.gax.rpc.ApiExceptionFactory;
+import com.google.api.gax.rpc.InvalidArgumentException;
+import com.google.api.gax.rpc.StatusCode;
+import com.google.api.gax.rpc.testing.FakeStatusCode;
+import com.google.cloud.speech.v1p1beta1.stub.HttpJsonSpeechStub;
+import com.google.longrunning.Operation;
+import com.google.protobuf.Any;
+import com.google.protobuf.Duration;
+import com.google.rpc.Status;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.concurrent.ExecutionException;
+import javax.annotation.Generated;
+import org.junit.After;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+@Generated("by gapic-generator-java")
+public class SpeechClientHttpJsonTest {
+  private static MockHttpService mockService;
+  private static SpeechClient client;
+
+  @BeforeClass
+  public static void startStaticServer() throws IOException {
+    mockService =
+        new MockHttpService(
+            HttpJsonSpeechStub.getMethodDescriptors(), SpeechSettings.getDefaultEndpoint());
+    SpeechSettings settings =
+        SpeechSettings.newHttpJsonBuilder()
+            .setTransportChannelProvider(
+                SpeechSettings.defaultHttpJsonTransportProviderBuilder()
+                    .setHttpTransport(mockService)
+                    .build())
+            .setCredentialsProvider(NoCredentialsProvider.create())
+            .build();
+    client = SpeechClient.create(settings);
+  }
+
+  @AfterClass
+  public static void stopServer() {
+    client.close();
+  }
+
+  @Before
+  public void setUp() {}
+
+  @After
+  public void tearDown() throws Exception {
+    mockService.reset();
+  }
+
+  @Test
+  public void recognizeTest() throws Exception {
+    RecognizeResponse expectedResponse =
+        RecognizeResponse.newBuilder()
+            .addAllResults(new ArrayList<SpeechRecognitionResult>())
+            .setTotalBilledTime(Duration.newBuilder().build())
+            .build();
+    mockService.addResponse(expectedResponse);
+
+    RecognitionConfig config = RecognitionConfig.newBuilder().build();
+    RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+
+    RecognizeResponse actualResponse = client.recognize(config, audio);
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void recognizeExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      client.recognize(config, audio);
+      Assert.fail("No exception raised");
+    } catch (InvalidArgumentException e) {
+      // Expected exception.
+    }
+  }
+
+  @Test
+  public void longRunningRecognizeTest() throws Exception {
+    LongRunningRecognizeResponse expectedResponse =
+        LongRunningRecognizeResponse.newBuilder()
+            .addAllResults(new ArrayList<SpeechRecognitionResult>())
+            .setTotalBilledTime(Duration.newBuilder().build())
+            .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+            .setOutputError(Status.newBuilder().build())
+            .build();
+    Operation resultOperation =
+        Operation.newBuilder()
+            .setName("longRunningRecognizeTest")
+            .setDone(true)
+            .setResponse(Any.pack(expectedResponse))
+            .build();
+    mockService.addResponse(resultOperation);
+
+    RecognitionConfig config = RecognitionConfig.newBuilder().build();
+    RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+
+    LongRunningRecognizeResponse actualResponse =
+        client.longRunningRecognizeAsync(config, audio).get();
+    Assert.assertEquals(expectedResponse, actualResponse);
+
+    List<String> actualRequests = mockService.getRequestPaths();
+    Assert.assertEquals(1, actualRequests.size());
+
+    String apiClientHeaderKey =
+        mockService
+            .getRequestHeaders()
+            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
+            .iterator()
+            .next();
+    Assert.assertTrue(
+        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
+            .matcher(apiClientHeaderKey)
+            .matches());
+  }
+
+  @Test
+  public void longRunningRecognizeExceptionTest() throws Exception {
+    ApiException exception =
+        ApiExceptionFactory.createException(
+            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+    mockService.addException(exception);
+
+    try {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      client.longRunningRecognizeAsync(config, audio).get();
+      Assert.fail("No exception raised");
+    } catch (ExecutionException e) {
+    }
+  }
+
+  @Test
+  public void streamingRecognizeUnsupportedMethodTest() throws Exception {
+    // The streamingRecognize() method is not supported in REST transport.
+    // This empty test is generated for technical reasons.
+  }
+}
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider.java
new file mode 100644
index 000000000..18da537a9
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_create_setcredentialsprovider_sync]
+import com.google.api.gax.core.FixedCredentialsProvider;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.AdaptationSettings;
+import com.google.cloud.speech.v1.myCredentials;
+
+public class SyncCreateSetCredentialsProvider {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider();
+  }
+
+  public static void syncCreateSetCredentialsProvider() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder()
+            .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
+            .build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1_generated_adaptationclient_create_setcredentialsprovider_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java
new file mode 100644
index 000000000..2300cfecb
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_create_setcredentialsprovider1_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.AdaptationSettings;
+
+public class SyncCreateSetCredentialsProvider1 {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider1();
+  }
+
+  public static void syncCreateSetCredentialsProvider1() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder()
+            .setTransportChannelProvider(
+                AdaptationSettings.defaultHttpJsonTransportProviderBuilder().build())
+            .build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1_generated_adaptationclient_create_setcredentialsprovider1_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetEndpoint.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetEndpoint.java
new file mode 100644
index 000000000..0f1b86915
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/create/SyncCreateSetEndpoint.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_create_setendpoint_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.AdaptationSettings;
+import com.google.cloud.speech.v1.myEndpoint;
+
+public class SyncCreateSetEndpoint {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetEndpoint();
+  }
+
+  public static void syncCreateSetEndpoint() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder().setEndpoint(myEndpoint).build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1_generated_adaptationclient_create_setendpoint_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java
new file mode 100644
index 000000000..30822996f
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createcustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class AsyncCreateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncCreateCustomClass();
+  }
+
+  public static void asyncCreateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreateCustomClassRequest request =
+          CreateCustomClassRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .setCustomClass(CustomClass.newBuilder().build())
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.createCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createcustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClass.java
new file mode 100644
index 000000000..f9d090cbe
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClass.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createcustomclass_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncCreateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClass();
+  }
+
+  public static void syncCreateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreateCustomClassRequest request =
+          CreateCustomClassRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .setCustomClass(CustomClass.newBuilder().build())
+              .build();
+      CustomClass response = adaptationClient.createCustomClass(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createcustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java
new file mode 100644
index 000000000..c7bd66d09
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createcustomclass_locationnamecustomclassstring_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncCreateCustomClassLocationnameCustomclassString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClassLocationnameCustomclassString();
+  }
+
+  public static void syncCreateCustomClassLocationnameCustomclassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      CustomClass response = adaptationClient.createCustomClass(parent, customClass, customClassId);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createcustomclass_locationnamecustomclassstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java
new file mode 100644
index 000000000..c60dc243a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createcustomclass_stringcustomclassstring_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncCreateCustomClassStringCustomclassString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClassStringCustomclassString();
+  }
+
+  public static void syncCreateCustomClassStringCustomclassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      CustomClass response = adaptationClient.createCustomClass(parent, customClass, customClassId);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createcustomclass_stringcustomclassstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java
new file mode 100644
index 000000000..3478c5b41
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class AsyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncCreatePhraseSet();
+  }
+
+  public static void asyncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreatePhraseSetRequest request =
+          CreatePhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPhraseSetId("phraseSetId959902180")
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.createPhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..3409c0f37
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createphraseset_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreatePhraseSetRequest request =
+          CreatePhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPhraseSetId("phraseSetId959902180")
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .build();
+      PhraseSet response = adaptationClient.createPhraseSet(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java
new file mode 100644
index 000000000..77c352b8f
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createphraseset_locationnamephrasesetstring_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncCreatePhraseSetLocationnamePhrasesetString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSetLocationnamePhrasesetString();
+  }
+
+  public static void syncCreatePhraseSetLocationnamePhrasesetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      PhraseSet response = adaptationClient.createPhraseSet(parent, phraseSet, phraseSetId);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createphraseset_locationnamephrasesetstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java
new file mode 100644
index 000000000..25ae14bbe
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_createphraseset_stringphrasesetstring_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncCreatePhraseSetStringPhrasesetString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSetStringPhrasesetString();
+  }
+
+  public static void syncCreatePhraseSetStringPhrasesetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      PhraseSet response = adaptationClient.createPhraseSet(parent, phraseSet, phraseSetId);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_createphraseset_stringphrasesetstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java
new file mode 100644
index 000000000..dd2e0969b
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletecustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClassName;
+import com.google.cloud.speech.v1.DeleteCustomClassRequest;
+import com.google.protobuf.Empty;
+
+public class AsyncDeleteCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncDeleteCustomClass();
+  }
+
+  public static void asyncDeleteCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeleteCustomClassRequest request =
+          DeleteCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      ApiFuture<Empty> future = adaptationClient.deleteCustomClassCallable().futureCall(request);
+      // Do something.
+      future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletecustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java
new file mode 100644
index 000000000..5cd4c5f5d
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletecustomclass_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClassName;
+import com.google.cloud.speech.v1.DeleteCustomClassRequest;
+
+public class SyncDeleteCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClass();
+  }
+
+  public static void syncDeleteCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeleteCustomClassRequest request =
+          DeleteCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      adaptationClient.deleteCustomClass(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletecustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java
new file mode 100644
index 000000000..d6604c9dd
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletecustomclass_customclassname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClassName;
+
+public class SyncDeleteCustomClassCustomclassname {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClassCustomclassname();
+  }
+
+  public static void syncDeleteCustomClassCustomclassname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      adaptationClient.deleteCustomClass(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletecustomclass_customclassname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java
new file mode 100644
index 000000000..fc4ada44a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletecustomclass_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClassName;
+
+public class SyncDeleteCustomClassString {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClassString();
+  }
+
+  public static void syncDeleteCustomClassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString();
+      adaptationClient.deleteCustomClass(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletecustomclass_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java
new file mode 100644
index 000000000..f9ef90b6a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletephraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1.PhraseSetName;
+import com.google.protobuf.Empty;
+
+public class AsyncDeletePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncDeletePhraseSet();
+  }
+
+  public static void asyncDeletePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeletePhraseSetRequest request =
+          DeletePhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      ApiFuture<Empty> future = adaptationClient.deletePhraseSetCallable().futureCall(request);
+      // Do something.
+      future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletephraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java
new file mode 100644
index 000000000..59a8efaeb
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletephraseset_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncDeletePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSet();
+  }
+
+  public static void syncDeletePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeletePhraseSetRequest request =
+          DeletePhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      adaptationClient.deletePhraseSet(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletephraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java
new file mode 100644
index 000000000..e0bcdefcf
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletephraseset_phrasesetname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncDeletePhraseSetPhrasesetname {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSetPhrasesetname();
+  }
+
+  public static void syncDeletePhraseSetPhrasesetname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      adaptationClient.deletePhraseSet(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletephraseset_phrasesetname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java
new file mode 100644
index 000000000..7b156181b
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_deletephraseset_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncDeletePhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSetString();
+  }
+
+  public static void syncDeletePhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString();
+      adaptationClient.deletePhraseSet(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_deletephraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/AsyncGetCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/AsyncGetCustomClass.java
new file mode 100644
index 000000000..bcaf36835
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/AsyncGetCustomClass.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getcustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.CustomClassName;
+import com.google.cloud.speech.v1.GetCustomClassRequest;
+
+public class AsyncGetCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncGetCustomClass();
+  }
+
+  public static void asyncGetCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetCustomClassRequest request =
+          GetCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      ApiFuture<CustomClass> future = adaptationClient.getCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getcustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClass.java
new file mode 100644
index 000000000..94460f74e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClass.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getcustomclass_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.CustomClassName;
+import com.google.cloud.speech.v1.GetCustomClassRequest;
+
+public class SyncGetCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClass();
+  }
+
+  public static void syncGetCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetCustomClassRequest request =
+          GetCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      CustomClass response = adaptationClient.getCustomClass(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getcustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java
new file mode 100644
index 000000000..5b543ef03
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getcustomclass_customclassname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.CustomClassName;
+
+public class SyncGetCustomClassCustomclassname {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClassCustomclassname();
+  }
+
+  public static void syncGetCustomClassCustomclassname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      CustomClass response = adaptationClient.getCustomClass(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getcustomclass_customclassname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassString.java
new file mode 100644
index 000000000..2bc7ede85
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getcustomclass/SyncGetCustomClassString.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getcustomclass_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.CustomClassName;
+
+public class SyncGetCustomClassString {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClassString();
+  }
+
+  public static void syncGetCustomClassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString();
+      CustomClass response = adaptationClient.getCustomClass(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getcustomclass_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/AsyncGetPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/AsyncGetPhraseSet.java
new file mode 100644
index 000000000..e97863c3e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/AsyncGetPhraseSet.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class AsyncGetPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncGetPhraseSet();
+  }
+
+  public static void asyncGetPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetPhraseSetRequest request =
+          GetPhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.getPhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSet.java
new file mode 100644
index 000000000..0e64d7c69
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSet.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getphraseset_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncGetPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSet();
+  }
+
+  public static void syncGetPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetPhraseSetRequest request =
+          GetPhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      PhraseSet response = adaptationClient.getPhraseSet(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java
new file mode 100644
index 000000000..d47d57012
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getphraseset_phrasesetname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncGetPhraseSetPhrasesetname {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSetPhrasesetname();
+  }
+
+  public static void syncGetPhraseSetPhrasesetname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      PhraseSet response = adaptationClient.getPhraseSet(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getphraseset_phrasesetname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetString.java
new file mode 100644
index 000000000..ac4a08cc2
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/getphraseset/SyncGetPhraseSetString.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_getphraseset_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.PhraseSetName;
+
+public class SyncGetPhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSetString();
+  }
+
+  public static void syncGetPhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString();
+      PhraseSet response = adaptationClient.getPhraseSet(name);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_getphraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java
new file mode 100644
index 000000000..3c694cce6
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listcustomclasses_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1.LocationName;
+
+public class AsyncListCustomClasses {
+
+  public static void main(String[] args) throws Exception {
+    asyncListCustomClasses();
+  }
+
+  public static void asyncListCustomClasses() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.listCustomClassesPagedCallable().futureCall(request);
+      // Do something.
+      for (CustomClass element : future.get().iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listcustomclasses_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java
new file mode 100644
index 000000000..fd2e3c850
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listcustomclasses_paged_async]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1.ListCustomClassesResponse;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.common.base.Strings;
+
+public class AsyncListCustomClassesPaged {
+
+  public static void main(String[] args) throws Exception {
+    asyncListCustomClassesPaged();
+  }
+
+  public static void asyncListCustomClassesPaged() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      while (true) {
+        ListCustomClassesResponse response =
+            adaptationClient.listCustomClassesCallable().call(request);
+        for (CustomClass element : response.getCustomClassesList()) {
+          // doThingsWith(element);
+        }
+        String nextPageToken = response.getNextPageToken();
+        if (!Strings.isNullOrEmpty(nextPageToken)) {
+          request = request.toBuilder().setPageToken(nextPageToken).build();
+        } else {
+          break;
+        }
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listcustomclasses_paged_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClasses.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClasses.java
new file mode 100644
index 000000000..3c4d12892
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClasses.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listcustomclasses_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncListCustomClasses {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClasses();
+  }
+
+  public static void syncListCustomClasses() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      for (CustomClass element : adaptationClient.listCustomClasses(request).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listcustomclasses_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java
new file mode 100644
index 000000000..d17876bf6
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listcustomclasses_locationname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncListCustomClassesLocationname {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClassesLocationname();
+  }
+
+  public static void syncListCustomClassesLocationname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      for (CustomClass element : adaptationClient.listCustomClasses(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listcustomclasses_locationname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java
new file mode 100644
index 000000000..786bf34d6
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listcustomclasses_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.LocationName;
+
+public class SyncListCustomClassesString {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClassesString();
+  }
+
+  public static void syncListCustomClassesString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      for (CustomClass element : adaptationClient.listCustomClasses(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listcustomclasses_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSet.java
new file mode 100644
index 000000000..f9d8d48a2
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSet.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class AsyncListPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncListPhraseSet();
+  }
+
+  public static void asyncListPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      ApiFuture<PhraseSet> future =
+          adaptationClient.listPhraseSetPagedCallable().futureCall(request);
+      // Do something.
+      for (PhraseSet element : future.get().iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java
new file mode 100644
index 000000000..1aa353fdf
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listphraseset_paged_async]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1.ListPhraseSetResponse;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.common.base.Strings;
+
+public class AsyncListPhraseSetPaged {
+
+  public static void main(String[] args) throws Exception {
+    asyncListPhraseSetPaged();
+  }
+
+  public static void asyncListPhraseSetPaged() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      while (true) {
+        ListPhraseSetResponse response = adaptationClient.listPhraseSetCallable().call(request);
+        for (PhraseSet element : response.getPhraseSetsList()) {
+          // doThingsWith(element);
+        }
+        String nextPageToken = response.getNextPageToken();
+        if (!Strings.isNullOrEmpty(nextPageToken)) {
+          request = request.toBuilder().setPageToken(nextPageToken).build();
+        } else {
+          break;
+        }
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listphraseset_paged_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSet.java
new file mode 100644
index 000000000..ad30818cb
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSet.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listphraseset_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncListPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSet();
+  }
+
+  public static void syncListPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      for (PhraseSet element : adaptationClient.listPhraseSet(request).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java
new file mode 100644
index 000000000..8ebced751
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listphraseset_locationname_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncListPhraseSetLocationname {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSetLocationname();
+  }
+
+  public static void syncListPhraseSetLocationname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      for (PhraseSet element : adaptationClient.listPhraseSet(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listphraseset_locationname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetString.java
new file mode 100644
index 000000000..0a6757793
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/listphraseset/SyncListPhraseSetString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_listphraseset_string_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.LocationName;
+import com.google.cloud.speech.v1.PhraseSet;
+
+public class SyncListPhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSetString();
+  }
+
+  public static void syncListPhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      for (PhraseSet element : adaptationClient.listPhraseSet(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_listphraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java
new file mode 100644
index 000000000..b758b5ff1
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatecustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.UpdateCustomClassRequest;
+import com.google.protobuf.FieldMask;
+
+public class AsyncUpdateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncUpdateCustomClass();
+  }
+
+  public static void asyncUpdateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdateCustomClassRequest request =
+          UpdateCustomClassRequest.newBuilder()
+              .setCustomClass(CustomClass.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.updateCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatecustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java
new file mode 100644
index 000000000..dfb766bd2
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatecustomclass_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.cloud.speech.v1.UpdateCustomClassRequest;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdateCustomClass();
+  }
+
+  public static void syncUpdateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdateCustomClassRequest request =
+          UpdateCustomClassRequest.newBuilder()
+              .setCustomClass(CustomClass.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      CustomClass response = adaptationClient.updateCustomClass(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatecustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java
new file mode 100644
index 000000000..b60d79d41
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatecustomclass_customclassfieldmask_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.CustomClass;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdateCustomClassCustomclassFieldmask {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdateCustomClassCustomclassFieldmask();
+  }
+
+  public static void syncUpdateCustomClassCustomclassFieldmask() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClass customClass = CustomClass.newBuilder().build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      CustomClass response = adaptationClient.updateCustomClass(customClass, updateMask);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatecustomclass_customclassfieldmask_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java
new file mode 100644
index 000000000..d1bcf662f
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatephraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.UpdatePhraseSetRequest;
+import com.google.protobuf.FieldMask;
+
+public class AsyncUpdatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncUpdatePhraseSet();
+  }
+
+  public static void asyncUpdatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdatePhraseSetRequest request =
+          UpdatePhraseSetRequest.newBuilder()
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.updatePhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatephraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java
new file mode 100644
index 000000000..66e5d7ffe
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatephraseset_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.cloud.speech.v1.UpdatePhraseSetRequest;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdatePhraseSet();
+  }
+
+  public static void syncUpdatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdatePhraseSetRequest request =
+          UpdatePhraseSetRequest.newBuilder()
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      PhraseSet response = adaptationClient.updatePhraseSet(request);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatephraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java
new file mode 100644
index 000000000..f15db63de
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationclient_updatephraseset_phrasesetfieldmask_sync]
+import com.google.cloud.speech.v1.AdaptationClient;
+import com.google.cloud.speech.v1.PhraseSet;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdatePhraseSetPhrasesetFieldmask {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdatePhraseSetPhrasesetFieldmask();
+  }
+
+  public static void syncUpdatePhraseSetPhrasesetFieldmask() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      PhraseSet response = adaptationClient.updatePhraseSet(phraseSet, updateMask);
+    }
+  }
+}
+// [END speech_v1_generated_adaptationclient_updatephraseset_phrasesetfieldmask_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..2822e5873
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_adaptationsettings_createphraseset_sync]
+import com.google.cloud.speech.v1.AdaptationSettings;
+import java.time.Duration;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings.Builder adaptationSettingsBuilder = AdaptationSettings.newBuilder();
+    adaptationSettingsBuilder
+        .createPhraseSetSettings()
+        .setRetrySettings(
+            adaptationSettingsBuilder
+                .createPhraseSetSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    AdaptationSettings adaptationSettings = adaptationSettingsBuilder.build();
+  }
+}
+// [END speech_v1_generated_adaptationsettings_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider.java
new file mode 100644
index 000000000..594fba98e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_create_setcredentialsprovider_sync]
+import com.google.api.gax.core.FixedCredentialsProvider;
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.SpeechSettings;
+import com.google.cloud.speech.v1.myCredentials;
+
+public class SyncCreateSetCredentialsProvider {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider();
+  }
+
+  public static void syncCreateSetCredentialsProvider() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings =
+        SpeechSettings.newBuilder()
+            .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
+            .build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1_generated_speechclient_create_setcredentialsprovider_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider1.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider1.java
new file mode 100644
index 000000000..f4163009e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetCredentialsProvider1.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_create_setcredentialsprovider1_sync]
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.SpeechSettings;
+
+public class SyncCreateSetCredentialsProvider1 {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider1();
+  }
+
+  public static void syncCreateSetCredentialsProvider1() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings =
+        SpeechSettings.newBuilder()
+            .setTransportChannelProvider(
+                SpeechSettings.defaultHttpJsonTransportProviderBuilder().build())
+            .build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1_generated_speechclient_create_setcredentialsprovider1_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetEndpoint.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetEndpoint.java
new file mode 100644
index 000000000..39c177cfe
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/create/SyncCreateSetEndpoint.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_create_setendpoint_sync]
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.SpeechSettings;
+import com.google.cloud.speech.v1.myEndpoint;
+
+public class SyncCreateSetEndpoint {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetEndpoint();
+  }
+
+  public static void syncCreateSetEndpoint() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings = SpeechSettings.newBuilder().setEndpoint(myEndpoint).build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1_generated_speechclient_create_setendpoint_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java
new file mode 100644
index 000000000..98babdc9d
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_longrunningrecognize_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.TranscriptOutputConfig;
+import com.google.longrunning.Operation;
+
+public class AsyncLongRunningRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncLongRunningRecognize();
+  }
+
+  public static void asyncLongRunningRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      ApiFuture<Operation> future = speechClient.longRunningRecognizeCallable().futureCall(request);
+      // Do something.
+      Operation response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_longrunningrecognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java
new file mode 100644
index 000000000..b8979c467
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_longrunningrecognize_lro_async]
+import com.google.api.gax.longrunning.OperationFuture;
+import com.google.cloud.speech.v1.LongRunningRecognizeMetadata;
+import com.google.cloud.speech.v1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.TranscriptOutputConfig;
+
+public class AsyncLongRunningRecognizeLRO {
+
+  public static void main(String[] args) throws Exception {
+    asyncLongRunningRecognizeLRO();
+  }
+
+  public static void asyncLongRunningRecognizeLRO() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      OperationFuture<LongRunningRecognizeResponse, LongRunningRecognizeMetadata> future =
+          speechClient.longRunningRecognizeOperationCallable().futureCall(request);
+      // Do something.
+      LongRunningRecognizeResponse response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_longrunningrecognize_lro_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java
new file mode 100644
index 000000000..6cfb4326e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_longrunningrecognize_sync]
+import com.google.cloud.speech.v1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.TranscriptOutputConfig;
+
+public class SyncLongRunningRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncLongRunningRecognize();
+  }
+
+  public static void syncLongRunningRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      LongRunningRecognizeResponse response = speechClient.longRunningRecognizeAsync(request).get();
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_longrunningrecognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java
new file mode 100644
index 000000000..0ad149d09
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START
+// speech_v1_generated_speechclient_longrunningrecognize_recognitionconfigrecognitionaudio_sync]
+import com.google.cloud.speech.v1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.SpeechClient;
+
+public class SyncLongRunningRecognizeRecognitionconfigRecognitionaudio {
+
+  public static void main(String[] args) throws Exception {
+    syncLongRunningRecognizeRecognitionconfigRecognitionaudio();
+  }
+
+  public static void syncLongRunningRecognizeRecognitionconfigRecognitionaudio() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      LongRunningRecognizeResponse response =
+          speechClient.longRunningRecognizeAsync(config, audio).get();
+    }
+  }
+}
+// [END
+// speech_v1_generated_speechclient_longrunningrecognize_recognitionconfigrecognitionaudio_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/AsyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/AsyncRecognize.java
new file mode 100644
index 000000000..f46fdbf07
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/AsyncRecognize.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_recognize_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.RecognizeRequest;
+import com.google.cloud.speech.v1.RecognizeResponse;
+import com.google.cloud.speech.v1.SpeechClient;
+
+public class AsyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncRecognize();
+  }
+
+  public static void asyncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognizeRequest request =
+          RecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .build();
+      ApiFuture<RecognizeResponse> future = speechClient.recognizeCallable().futureCall(request);
+      // Do something.
+      RecognizeResponse response = future.get();
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_recognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognize.java
new file mode 100644
index 000000000..0b292ea22
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_recognize_sync]
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.RecognizeRequest;
+import com.google.cloud.speech.v1.RecognizeResponse;
+import com.google.cloud.speech.v1.SpeechClient;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognizeRequest request =
+          RecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .build();
+      RecognizeResponse response = speechClient.recognize(request);
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_recognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java
new file mode 100644
index 000000000..0fd7928d9
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_recognize_recognitionconfigrecognitionaudio_sync]
+import com.google.cloud.speech.v1.RecognitionAudio;
+import com.google.cloud.speech.v1.RecognitionConfig;
+import com.google.cloud.speech.v1.RecognizeResponse;
+import com.google.cloud.speech.v1.SpeechClient;
+
+public class SyncRecognizeRecognitionconfigRecognitionaudio {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognizeRecognitionconfigRecognitionaudio();
+  }
+
+  public static void syncRecognizeRecognitionconfigRecognitionaudio() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      RecognizeResponse response = speechClient.recognize(config, audio);
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_recognize_recognitionconfigrecognitionaudio_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/streamingrecognize/AsyncStreamingRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/streamingrecognize/AsyncStreamingRecognize.java
new file mode 100644
index 000000000..d2ac554e0
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechclient/streamingrecognize/AsyncStreamingRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechclient_streamingrecognize_async]
+import com.google.api.gax.rpc.BidiStream;
+import com.google.cloud.speech.v1.SpeechClient;
+import com.google.cloud.speech.v1.StreamingRecognizeRequest;
+import com.google.cloud.speech.v1.StreamingRecognizeResponse;
+
+public class AsyncStreamingRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncStreamingRecognize();
+  }
+
+  public static void asyncStreamingRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      BidiStream<StreamingRecognizeRequest, StreamingRecognizeResponse> bidiStream =
+          speechClient.streamingRecognizeCallable().call();
+      StreamingRecognizeRequest request = StreamingRecognizeRequest.newBuilder().build();
+      bidiStream.send(request);
+      for (StreamingRecognizeResponse response : bidiStream) {
+        // Do something when a response is received.
+      }
+    }
+  }
+}
+// [END speech_v1_generated_speechclient_streamingrecognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/speechsettings/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/speechsettings/recognize/SyncRecognize.java
new file mode 100644
index 000000000..479121da3
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/speechsettings/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.samples;
+
+// [START speech_v1_generated_speechsettings_recognize_sync]
+import com.google.cloud.speech.v1.SpeechSettings;
+import java.time.Duration;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings.Builder speechSettingsBuilder = SpeechSettings.newBuilder();
+    speechSettingsBuilder
+        .recognizeSettings()
+        .setRetrySettings(
+            speechSettingsBuilder
+                .recognizeSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    SpeechSettings speechSettings = speechSettingsBuilder.build();
+  }
+}
+// [END speech_v1_generated_speechsettings_recognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..841517611
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub.samples;
+
+// [START speech_v1_generated_adaptationstubsettings_createphraseset_sync]
+import com.google.cloud.speech.v1.stub.AdaptationStubSettings;
+import java.time.Duration;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationStubSettings.Builder adaptationSettingsBuilder = AdaptationStubSettings.newBuilder();
+    adaptationSettingsBuilder
+        .createPhraseSetSettings()
+        .setRetrySettings(
+            adaptationSettingsBuilder
+                .createPhraseSetSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    AdaptationStubSettings adaptationSettings = adaptationSettingsBuilder.build();
+  }
+}
+// [END speech_v1_generated_adaptationstubsettings_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1/stub/speechstubsettings/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1/stub/speechstubsettings/recognize/SyncRecognize.java
new file mode 100644
index 000000000..15f526f49
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1/stub/speechstubsettings/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1.stub.samples;
+
+// [START speech_v1_generated_speechstubsettings_recognize_sync]
+import com.google.cloud.speech.v1.stub.SpeechStubSettings;
+import java.time.Duration;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechStubSettings.Builder speechSettingsBuilder = SpeechStubSettings.newBuilder();
+    speechSettingsBuilder
+        .recognizeSettings()
+        .setRetrySettings(
+            speechSettingsBuilder
+                .recognizeSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    SpeechStubSettings speechSettings = speechSettingsBuilder.build();
+  }
+}
+// [END speech_v1_generated_speechstubsettings_recognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider.java
new file mode 100644
index 000000000..e1dc30461
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_create_setcredentialsprovider_sync]
+import com.google.api.gax.core.FixedCredentialsProvider;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.AdaptationSettings;
+import com.google.cloud.speech.v1p1beta1.myCredentials;
+
+public class SyncCreateSetCredentialsProvider {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider();
+  }
+
+  public static void syncCreateSetCredentialsProvider() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder()
+            .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
+            .build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_create_setcredentialsprovider_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java
new file mode 100644
index 000000000..9a2da57cd
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetCredentialsProvider1.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_create_setcredentialsprovider1_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.AdaptationSettings;
+
+public class SyncCreateSetCredentialsProvider1 {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider1();
+  }
+
+  public static void syncCreateSetCredentialsProvider1() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder()
+            .setTransportChannelProvider(
+                AdaptationSettings.defaultHttpJsonTransportProviderBuilder().build())
+            .build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_create_setcredentialsprovider1_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetEndpoint.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetEndpoint.java
new file mode 100644
index 000000000..d9d26ebfc
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/create/SyncCreateSetEndpoint.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_create_setendpoint_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.AdaptationSettings;
+import com.google.cloud.speech.v1p1beta1.myEndpoint;
+
+public class SyncCreateSetEndpoint {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetEndpoint();
+  }
+
+  public static void syncCreateSetEndpoint() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings adaptationSettings =
+        AdaptationSettings.newBuilder().setEndpoint(myEndpoint).build();
+    AdaptationClient adaptationClient = AdaptationClient.create(adaptationSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_create_setendpoint_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java
new file mode 100644
index 000000000..3a8bcaccf
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/AsyncCreateCustomClass.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_createcustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class AsyncCreateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncCreateCustomClass();
+  }
+
+  public static void asyncCreateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreateCustomClassRequest request =
+          CreateCustomClassRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .setCustomClass(CustomClass.newBuilder().build())
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.createCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createcustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClass.java
new file mode 100644
index 000000000..5704d71d0
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClass.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_createcustomclass_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CreateCustomClassRequest;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncCreateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClass();
+  }
+
+  public static void syncCreateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreateCustomClassRequest request =
+          CreateCustomClassRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setCustomClassId("customClassId1871032322")
+              .setCustomClass(CustomClass.newBuilder().build())
+              .build();
+      CustomClass response = adaptationClient.createCustomClass(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createcustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java
new file mode 100644
index 000000000..7a9dc8f6c
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassLocationnameCustomclassString.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START
+// speech_v1p1beta1_generated_adaptationclient_createcustomclass_locationnamecustomclassstring_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncCreateCustomClassLocationnameCustomclassString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClassLocationnameCustomclassString();
+  }
+
+  public static void syncCreateCustomClassLocationnameCustomclassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      CustomClass response = adaptationClient.createCustomClass(parent, customClass, customClassId);
+    }
+  }
+}
+// [END
+// speech_v1p1beta1_generated_adaptationclient_createcustomclass_locationnamecustomclassstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java
new file mode 100644
index 000000000..e56bd6c1c
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createcustomclass/SyncCreateCustomClassStringCustomclassString.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START
+// speech_v1p1beta1_generated_adaptationclient_createcustomclass_stringcustomclassstring_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncCreateCustomClassStringCustomclassString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateCustomClassStringCustomclassString();
+  }
+
+  public static void syncCreateCustomClassStringCustomclassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      CustomClass customClass = CustomClass.newBuilder().build();
+      String customClassId = "customClassId1871032322";
+      CustomClass response = adaptationClient.createCustomClass(parent, customClass, customClassId);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createcustomclass_stringcustomclassstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java
new file mode 100644
index 000000000..91219418e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/AsyncCreatePhraseSet.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_createphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class AsyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncCreatePhraseSet();
+  }
+
+  public static void asyncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreatePhraseSetRequest request =
+          CreatePhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPhraseSetId("phraseSetId959902180")
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.createPhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..501dbda50
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_createphraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CreatePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CreatePhraseSetRequest request =
+          CreatePhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPhraseSetId("phraseSetId959902180")
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .build();
+      PhraseSet response = adaptationClient.createPhraseSet(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java
new file mode 100644
index 000000000..33cadf680
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetLocationnamePhrasesetString.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START
+// speech_v1p1beta1_generated_adaptationclient_createphraseset_locationnamephrasesetstring_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncCreatePhraseSetLocationnamePhrasesetString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSetLocationnamePhrasesetString();
+  }
+
+  public static void syncCreatePhraseSetLocationnamePhrasesetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      PhraseSet response = adaptationClient.createPhraseSet(parent, phraseSet, phraseSetId);
+    }
+  }
+}
+// [END
+// speech_v1p1beta1_generated_adaptationclient_createphraseset_locationnamephrasesetstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java
new file mode 100644
index 000000000..08e33dd35
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/createphraseset/SyncCreatePhraseSetStringPhrasesetString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_createphraseset_stringphrasesetstring_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncCreatePhraseSetStringPhrasesetString {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSetStringPhrasesetString();
+  }
+
+  public static void syncCreatePhraseSetStringPhrasesetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      String phraseSetId = "phraseSetId959902180";
+      PhraseSet response = adaptationClient.createPhraseSet(parent, phraseSet, phraseSetId);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_createphraseset_stringphrasesetstring_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java
new file mode 100644
index 000000000..7e64b2f25
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/AsyncDeleteCustomClass.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletecustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+import com.google.cloud.speech.v1p1beta1.DeleteCustomClassRequest;
+import com.google.protobuf.Empty;
+
+public class AsyncDeleteCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncDeleteCustomClass();
+  }
+
+  public static void asyncDeleteCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeleteCustomClassRequest request =
+          DeleteCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      ApiFuture<Empty> future = adaptationClient.deleteCustomClassCallable().futureCall(request);
+      // Do something.
+      future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletecustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java
new file mode 100644
index 000000000..b379cc1a6
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClass.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletecustomclass_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+import com.google.cloud.speech.v1p1beta1.DeleteCustomClassRequest;
+
+public class SyncDeleteCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClass();
+  }
+
+  public static void syncDeleteCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeleteCustomClassRequest request =
+          DeleteCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      adaptationClient.deleteCustomClass(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletecustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java
new file mode 100644
index 000000000..8e017760a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassCustomclassname.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletecustomclass_customclassname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+
+public class SyncDeleteCustomClassCustomclassname {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClassCustomclassname();
+  }
+
+  public static void syncDeleteCustomClassCustomclassname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      adaptationClient.deleteCustomClass(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletecustomclass_customclassname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java
new file mode 100644
index 000000000..24e1e6858
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletecustomclass/SyncDeleteCustomClassString.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletecustomclass_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+
+public class SyncDeleteCustomClassString {
+
+  public static void main(String[] args) throws Exception {
+    syncDeleteCustomClassString();
+  }
+
+  public static void syncDeleteCustomClassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString();
+      adaptationClient.deleteCustomClass(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletecustomclass_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java
new file mode 100644
index 000000000..8696865e2
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/AsyncDeletePhraseSet.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletephraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+import com.google.protobuf.Empty;
+
+public class AsyncDeletePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncDeletePhraseSet();
+  }
+
+  public static void asyncDeletePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeletePhraseSetRequest request =
+          DeletePhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      ApiFuture<Empty> future = adaptationClient.deletePhraseSetCallable().futureCall(request);
+      // Do something.
+      future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletephraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java
new file mode 100644
index 000000000..b8d8e4b5d
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSet.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletephraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.DeletePhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncDeletePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSet();
+  }
+
+  public static void syncDeletePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      DeletePhraseSetRequest request =
+          DeletePhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      adaptationClient.deletePhraseSet(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletephraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java
new file mode 100644
index 000000000..c8606a2bc
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetPhrasesetname.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletephraseset_phrasesetname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncDeletePhraseSetPhrasesetname {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSetPhrasesetname();
+  }
+
+  public static void syncDeletePhraseSetPhrasesetname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      adaptationClient.deletePhraseSet(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletephraseset_phrasesetname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java
new file mode 100644
index 000000000..3f9856d73
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/deletephraseset/SyncDeletePhraseSetString.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_deletephraseset_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncDeletePhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncDeletePhraseSetString();
+  }
+
+  public static void syncDeletePhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString();
+      adaptationClient.deletePhraseSet(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_deletephraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/AsyncGetCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/AsyncGetCustomClass.java
new file mode 100644
index 000000000..aaf48b8da
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/AsyncGetCustomClass.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getcustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+import com.google.cloud.speech.v1p1beta1.GetCustomClassRequest;
+
+public class AsyncGetCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncGetCustomClass();
+  }
+
+  public static void asyncGetCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetCustomClassRequest request =
+          GetCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      ApiFuture<CustomClass> future = adaptationClient.getCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getcustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClass.java
new file mode 100644
index 000000000..4709ffb1b
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClass.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getcustomclass_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+import com.google.cloud.speech.v1p1beta1.GetCustomClassRequest;
+
+public class SyncGetCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClass();
+  }
+
+  public static void syncGetCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetCustomClassRequest request =
+          GetCustomClassRequest.newBuilder()
+              .setName(CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString())
+              .build();
+      CustomClass response = adaptationClient.getCustomClass(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getcustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java
new file mode 100644
index 000000000..950d377d8
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassCustomclassname.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getcustomclass_customclassname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+
+public class SyncGetCustomClassCustomclassname {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClassCustomclassname();
+  }
+
+  public static void syncGetCustomClassCustomclassname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClassName name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]");
+      CustomClass response = adaptationClient.getCustomClass(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getcustomclass_customclassname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassString.java
new file mode 100644
index 000000000..528e779ba
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getcustomclass/SyncGetCustomClassString.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getcustomclass_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.CustomClassName;
+
+public class SyncGetCustomClassString {
+
+  public static void main(String[] args) throws Exception {
+    syncGetCustomClassString();
+  }
+
+  public static void syncGetCustomClassString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = CustomClassName.of("[PROJECT]", "[LOCATION]", "[CUSTOM_CLASS]").toString();
+      CustomClass response = adaptationClient.getCustomClass(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getcustomclass_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/AsyncGetPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/AsyncGetPhraseSet.java
new file mode 100644
index 000000000..7a26330fa
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/AsyncGetPhraseSet.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class AsyncGetPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncGetPhraseSet();
+  }
+
+  public static void asyncGetPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetPhraseSetRequest request =
+          GetPhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.getPhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSet.java
new file mode 100644
index 000000000..20118bc73
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSet.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getphraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.GetPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncGetPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSet();
+  }
+
+  public static void syncGetPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      GetPhraseSetRequest request =
+          GetPhraseSetRequest.newBuilder()
+              .setName(PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString())
+              .build();
+      PhraseSet response = adaptationClient.getPhraseSet(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java
new file mode 100644
index 000000000..a1942ecd8
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetPhrasesetname.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getphraseset_phrasesetname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncGetPhraseSetPhrasesetname {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSetPhrasesetname();
+  }
+
+  public static void syncGetPhraseSetPhrasesetname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSetName name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]");
+      PhraseSet response = adaptationClient.getPhraseSet(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getphraseset_phrasesetname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetString.java
new file mode 100644
index 000000000..c70b6dd96
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/getphraseset/SyncGetPhraseSetString.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_getphraseset_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.PhraseSetName;
+
+public class SyncGetPhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncGetPhraseSetString();
+  }
+
+  public static void syncGetPhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String name = PhraseSetName.of("[PROJECT]", "[LOCATION]", "[PHRASE_SET]").toString();
+      PhraseSet response = adaptationClient.getPhraseSet(name);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_getphraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java
new file mode 100644
index 000000000..307143202
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClasses.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listcustomclasses_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class AsyncListCustomClasses {
+
+  public static void main(String[] args) throws Exception {
+    asyncListCustomClasses();
+  }
+
+  public static void asyncListCustomClasses() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.listCustomClassesPagedCallable().futureCall(request);
+      // Do something.
+      for (CustomClass element : future.get().iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listcustomclasses_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java
new file mode 100644
index 000000000..c1d6e465d
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/AsyncListCustomClassesPaged.java
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listcustomclasses_paged_async]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesResponse;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.common.base.Strings;
+
+public class AsyncListCustomClassesPaged {
+
+  public static void main(String[] args) throws Exception {
+    asyncListCustomClassesPaged();
+  }
+
+  public static void asyncListCustomClassesPaged() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      while (true) {
+        ListCustomClassesResponse response =
+            adaptationClient.listCustomClassesCallable().call(request);
+        for (CustomClass element : response.getCustomClassesList()) {
+          // doThingsWith(element);
+        }
+        String nextPageToken = response.getNextPageToken();
+        if (!Strings.isNullOrEmpty(nextPageToken)) {
+          request = request.toBuilder().setPageToken(nextPageToken).build();
+        } else {
+          break;
+        }
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listcustomclasses_paged_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClasses.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClasses.java
new file mode 100644
index 000000000..d70357791
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClasses.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listcustomclasses_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.ListCustomClassesRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncListCustomClasses {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClasses();
+  }
+
+  public static void syncListCustomClasses() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListCustomClassesRequest request =
+          ListCustomClassesRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      for (CustomClass element : adaptationClient.listCustomClasses(request).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listcustomclasses_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java
new file mode 100644
index 000000000..f0d125c16
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesLocationname.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listcustomclasses_locationname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncListCustomClassesLocationname {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClassesLocationname();
+  }
+
+  public static void syncListCustomClassesLocationname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      for (CustomClass element : adaptationClient.listCustomClasses(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listcustomclasses_locationname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java
new file mode 100644
index 000000000..82f22addf
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listcustomclasses/SyncListCustomClassesString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listcustomclasses_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+
+public class SyncListCustomClassesString {
+
+  public static void main(String[] args) throws Exception {
+    syncListCustomClassesString();
+  }
+
+  public static void syncListCustomClassesString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      for (CustomClass element : adaptationClient.listCustomClasses(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listcustomclasses_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSet.java
new file mode 100644
index 000000000..625206cd1
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSet.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listphraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class AsyncListPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncListPhraseSet();
+  }
+
+  public static void asyncListPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      ApiFuture<PhraseSet> future =
+          adaptationClient.listPhraseSetPagedCallable().futureCall(request);
+      // Do something.
+      for (PhraseSet element : future.get().iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listphraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java
new file mode 100644
index 000000000..46ee4673a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/AsyncListPhraseSetPaged.java
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listphraseset_paged_async]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetResponse;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.common.base.Strings;
+
+public class AsyncListPhraseSetPaged {
+
+  public static void main(String[] args) throws Exception {
+    asyncListPhraseSetPaged();
+  }
+
+  public static void asyncListPhraseSetPaged() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      while (true) {
+        ListPhraseSetResponse response = adaptationClient.listPhraseSetCallable().call(request);
+        for (PhraseSet element : response.getPhraseSetsList()) {
+          // doThingsWith(element);
+        }
+        String nextPageToken = response.getNextPageToken();
+        if (!Strings.isNullOrEmpty(nextPageToken)) {
+          request = request.toBuilder().setPageToken(nextPageToken).build();
+        } else {
+          break;
+        }
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listphraseset_paged_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSet.java
new file mode 100644
index 000000000..a2e415197
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSet.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listphraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.ListPhraseSetRequest;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncListPhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSet();
+  }
+
+  public static void syncListPhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      ListPhraseSetRequest request =
+          ListPhraseSetRequest.newBuilder()
+              .setParent(LocationName.of("[PROJECT]", "[LOCATION]").toString())
+              .setPageSize(883849137)
+              .setPageToken("pageToken873572522")
+              .build();
+      for (PhraseSet element : adaptationClient.listPhraseSet(request).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java
new file mode 100644
index 000000000..71a53d244
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetLocationname.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listphraseset_locationname_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncListPhraseSetLocationname {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSetLocationname();
+  }
+
+  public static void syncListPhraseSetLocationname() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      LocationName parent = LocationName.of("[PROJECT]", "[LOCATION]");
+      for (PhraseSet element : adaptationClient.listPhraseSet(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listphraseset_locationname_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetString.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetString.java
new file mode 100644
index 000000000..a356e65c1
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/listphraseset/SyncListPhraseSetString.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_listphraseset_string_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.LocationName;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+
+public class SyncListPhraseSetString {
+
+  public static void main(String[] args) throws Exception {
+    syncListPhraseSetString();
+  }
+
+  public static void syncListPhraseSetString() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      String parent = LocationName.of("[PROJECT]", "[LOCATION]").toString();
+      for (PhraseSet element : adaptationClient.listPhraseSet(parent).iterateAll()) {
+        // doThingsWith(element);
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_listphraseset_string_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java
new file mode 100644
index 000000000..2df83bb8e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/AsyncUpdateCustomClass.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatecustomclass_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.UpdateCustomClassRequest;
+import com.google.protobuf.FieldMask;
+
+public class AsyncUpdateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    asyncUpdateCustomClass();
+  }
+
+  public static void asyncUpdateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdateCustomClassRequest request =
+          UpdateCustomClassRequest.newBuilder()
+              .setCustomClass(CustomClass.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      ApiFuture<CustomClass> future =
+          adaptationClient.updateCustomClassCallable().futureCall(request);
+      // Do something.
+      CustomClass response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatecustomclass_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java
new file mode 100644
index 000000000..84cc5ba9e
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClass.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatecustomclass_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.cloud.speech.v1p1beta1.UpdateCustomClassRequest;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdateCustomClass {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdateCustomClass();
+  }
+
+  public static void syncUpdateCustomClass() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdateCustomClassRequest request =
+          UpdateCustomClassRequest.newBuilder()
+              .setCustomClass(CustomClass.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      CustomClass response = adaptationClient.updateCustomClass(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatecustomclass_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java
new file mode 100644
index 000000000..ddaa53113
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatecustomclass/SyncUpdateCustomClassCustomclassFieldmask.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatecustomclass_customclassfieldmask_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.CustomClass;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdateCustomClassCustomclassFieldmask {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdateCustomClassCustomclassFieldmask();
+  }
+
+  public static void syncUpdateCustomClassCustomclassFieldmask() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      CustomClass customClass = CustomClass.newBuilder().build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      CustomClass response = adaptationClient.updateCustomClass(customClass, updateMask);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatecustomclass_customclassfieldmask_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java
new file mode 100644
index 000000000..1e7794dce
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/AsyncUpdatePhraseSet.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatephraseset_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.UpdatePhraseSetRequest;
+import com.google.protobuf.FieldMask;
+
+public class AsyncUpdatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    asyncUpdatePhraseSet();
+  }
+
+  public static void asyncUpdatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdatePhraseSetRequest request =
+          UpdatePhraseSetRequest.newBuilder()
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      ApiFuture<PhraseSet> future = adaptationClient.updatePhraseSetCallable().futureCall(request);
+      // Do something.
+      PhraseSet response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatephraseset_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java
new file mode 100644
index 000000000..9bd389616
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSet.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatephraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.cloud.speech.v1p1beta1.UpdatePhraseSetRequest;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdatePhraseSet();
+  }
+
+  public static void syncUpdatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      UpdatePhraseSetRequest request =
+          UpdatePhraseSetRequest.newBuilder()
+              .setPhraseSet(PhraseSet.newBuilder().build())
+              .setUpdateMask(FieldMask.newBuilder().build())
+              .build();
+      PhraseSet response = adaptationClient.updatePhraseSet(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatephraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java
new file mode 100644
index 000000000..0d90c1c72
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationclient/updatephraseset/SyncUpdatePhraseSetPhrasesetFieldmask.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationclient_updatephraseset_phrasesetfieldmask_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationClient;
+import com.google.cloud.speech.v1p1beta1.PhraseSet;
+import com.google.protobuf.FieldMask;
+
+public class SyncUpdatePhraseSetPhrasesetFieldmask {
+
+  public static void main(String[] args) throws Exception {
+    syncUpdatePhraseSetPhrasesetFieldmask();
+  }
+
+  public static void syncUpdatePhraseSetPhrasesetFieldmask() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (AdaptationClient adaptationClient = AdaptationClient.create()) {
+      PhraseSet phraseSet = PhraseSet.newBuilder().build();
+      FieldMask updateMask = FieldMask.newBuilder().build();
+      PhraseSet response = adaptationClient.updatePhraseSet(phraseSet, updateMask);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationclient_updatephraseset_phrasesetfieldmask_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..980b5fb83
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/adaptationsettings/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_adaptationsettings_createphraseset_sync]
+import com.google.cloud.speech.v1p1beta1.AdaptationSettings;
+import java.time.Duration;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationSettings.Builder adaptationSettingsBuilder = AdaptationSettings.newBuilder();
+    adaptationSettingsBuilder
+        .createPhraseSetSettings()
+        .setRetrySettings(
+            adaptationSettingsBuilder
+                .createPhraseSetSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    AdaptationSettings adaptationSettings = adaptationSettingsBuilder.build();
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationsettings_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider.java
new file mode 100644
index 000000000..ece01cd0a
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_create_setcredentialsprovider_sync]
+import com.google.api.gax.core.FixedCredentialsProvider;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.SpeechSettings;
+import com.google.cloud.speech.v1p1beta1.myCredentials;
+
+public class SyncCreateSetCredentialsProvider {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider();
+  }
+
+  public static void syncCreateSetCredentialsProvider() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings =
+        SpeechSettings.newBuilder()
+            .setCredentialsProvider(FixedCredentialsProvider.create(myCredentials))
+            .build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_create_setcredentialsprovider_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider1.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider1.java
new file mode 100644
index 000000000..593286a34
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetCredentialsProvider1.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_create_setcredentialsprovider1_sync]
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.SpeechSettings;
+
+public class SyncCreateSetCredentialsProvider1 {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetCredentialsProvider1();
+  }
+
+  public static void syncCreateSetCredentialsProvider1() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings =
+        SpeechSettings.newBuilder()
+            .setTransportChannelProvider(
+                SpeechSettings.defaultHttpJsonTransportProviderBuilder().build())
+            .build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_create_setcredentialsprovider1_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetEndpoint.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetEndpoint.java
new file mode 100644
index 000000000..645f05da5
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/create/SyncCreateSetEndpoint.java
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_create_setendpoint_sync]
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.SpeechSettings;
+import com.google.cloud.speech.v1p1beta1.myEndpoint;
+
+public class SyncCreateSetEndpoint {
+
+  public static void main(String[] args) throws Exception {
+    syncCreateSetEndpoint();
+  }
+
+  public static void syncCreateSetEndpoint() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings speechSettings = SpeechSettings.newBuilder().setEndpoint(myEndpoint).build();
+    SpeechClient speechClient = SpeechClient.create(speechSettings);
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_create_setendpoint_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java
new file mode 100644
index 000000000..7449660dd
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognize.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_longrunningrecognize_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig;
+import com.google.longrunning.Operation;
+
+public class AsyncLongRunningRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncLongRunningRecognize();
+  }
+
+  public static void asyncLongRunningRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      ApiFuture<Operation> future = speechClient.longRunningRecognizeCallable().futureCall(request);
+      // Do something.
+      Operation response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_longrunningrecognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java
new file mode 100644
index 000000000..caa207ae4
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/AsyncLongRunningRecognizeLRO.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_longrunningrecognize_lro_async]
+import com.google.api.gax.longrunning.OperationFuture;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeMetadata;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig;
+
+public class AsyncLongRunningRecognizeLRO {
+
+  public static void main(String[] args) throws Exception {
+    asyncLongRunningRecognizeLRO();
+  }
+
+  public static void asyncLongRunningRecognizeLRO() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      OperationFuture<LongRunningRecognizeResponse, LongRunningRecognizeMetadata> future =
+          speechClient.longRunningRecognizeOperationCallable().futureCall(request);
+      // Do something.
+      LongRunningRecognizeResponse response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_longrunningrecognize_lro_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java
new file mode 100644
index 000000000..5ae28afd0
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognize.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_longrunningrecognize_sync]
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig;
+
+public class SyncLongRunningRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncLongRunningRecognize();
+  }
+
+  public static void syncLongRunningRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      LongRunningRecognizeRequest request =
+          LongRunningRecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .setOutputConfig(TranscriptOutputConfig.newBuilder().build())
+              .build();
+      LongRunningRecognizeResponse response = speechClient.longRunningRecognizeAsync(request).get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_longrunningrecognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java
new file mode 100644
index 000000000..cd37592c0
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/longrunningrecognize/SyncLongRunningRecognizeRecognitionconfigRecognitionaudio.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START
+// speech_v1p1beta1_generated_speechclient_longrunningrecognize_recognitionconfigrecognitionaudio_sync]
+import com.google.cloud.speech.v1p1beta1.LongRunningRecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+
+public class SyncLongRunningRecognizeRecognitionconfigRecognitionaudio {
+
+  public static void main(String[] args) throws Exception {
+    syncLongRunningRecognizeRecognitionconfigRecognitionaudio();
+  }
+
+  public static void syncLongRunningRecognizeRecognitionconfigRecognitionaudio() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      LongRunningRecognizeResponse response =
+          speechClient.longRunningRecognizeAsync(config, audio).get();
+    }
+  }
+}
+// [END
+// speech_v1p1beta1_generated_speechclient_longrunningrecognize_recognitionconfigrecognitionaudio_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/AsyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/AsyncRecognize.java
new file mode 100644
index 000000000..da119711c
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/AsyncRecognize.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_recognize_async]
+import com.google.api.core.ApiFuture;
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.RecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.RecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+
+public class AsyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncRecognize();
+  }
+
+  public static void asyncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognizeRequest request =
+          RecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .build();
+      ApiFuture<RecognizeResponse> future = speechClient.recognizeCallable().futureCall(request);
+      // Do something.
+      RecognizeResponse response = future.get();
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_recognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognize.java
new file mode 100644
index 000000000..110a6e443
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_recognize_sync]
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.RecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.RecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognizeRequest request =
+          RecognizeRequest.newBuilder()
+              .setConfig(RecognitionConfig.newBuilder().build())
+              .setAudio(RecognitionAudio.newBuilder().build())
+              .build();
+      RecognizeResponse response = speechClient.recognize(request);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_recognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java
new file mode 100644
index 000000000..3302e5fa1
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/recognize/SyncRecognizeRecognitionconfigRecognitionaudio.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_recognize_recognitionconfigrecognitionaudio_sync]
+import com.google.cloud.speech.v1p1beta1.RecognitionAudio;
+import com.google.cloud.speech.v1p1beta1.RecognitionConfig;
+import com.google.cloud.speech.v1p1beta1.RecognizeResponse;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+
+public class SyncRecognizeRecognitionconfigRecognitionaudio {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognizeRecognitionconfigRecognitionaudio();
+  }
+
+  public static void syncRecognizeRecognitionconfigRecognitionaudio() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      RecognitionConfig config = RecognitionConfig.newBuilder().build();
+      RecognitionAudio audio = RecognitionAudio.newBuilder().build();
+      RecognizeResponse response = speechClient.recognize(config, audio);
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_recognize_recognitionconfigrecognitionaudio_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/streamingrecognize/AsyncStreamingRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/streamingrecognize/AsyncStreamingRecognize.java
new file mode 100644
index 000000000..8d3d9cf57
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechclient/streamingrecognize/AsyncStreamingRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechclient_streamingrecognize_async]
+import com.google.api.gax.rpc.BidiStream;
+import com.google.cloud.speech.v1p1beta1.SpeechClient;
+import com.google.cloud.speech.v1p1beta1.StreamingRecognizeRequest;
+import com.google.cloud.speech.v1p1beta1.StreamingRecognizeResponse;
+
+public class AsyncStreamingRecognize {
+
+  public static void main(String[] args) throws Exception {
+    asyncStreamingRecognize();
+  }
+
+  public static void asyncStreamingRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    try (SpeechClient speechClient = SpeechClient.create()) {
+      BidiStream<StreamingRecognizeRequest, StreamingRecognizeResponse> bidiStream =
+          speechClient.streamingRecognizeCallable().call();
+      StreamingRecognizeRequest request = StreamingRecognizeRequest.newBuilder().build();
+      bidiStream.send(request);
+      for (StreamingRecognizeResponse response : bidiStream) {
+        // Do something when a response is received.
+      }
+    }
+  }
+}
+// [END speech_v1p1beta1_generated_speechclient_streamingrecognize_async]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechsettings/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechsettings/recognize/SyncRecognize.java
new file mode 100644
index 000000000..d12a32039
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/speechsettings/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.samples;
+
+// [START speech_v1p1beta1_generated_speechsettings_recognize_sync]
+import com.google.cloud.speech.v1p1beta1.SpeechSettings;
+import java.time.Duration;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechSettings.Builder speechSettingsBuilder = SpeechSettings.newBuilder();
+    speechSettingsBuilder
+        .recognizeSettings()
+        .setRetrySettings(
+            speechSettingsBuilder
+                .recognizeSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    SpeechSettings speechSettings = speechSettingsBuilder.build();
+  }
+}
+// [END speech_v1p1beta1_generated_speechsettings_recognize_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java
new file mode 100644
index 000000000..6f76a27b5
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/adaptationstubsettings/createphraseset/SyncCreatePhraseSet.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub.samples;
+
+// [START speech_v1p1beta1_generated_adaptationstubsettings_createphraseset_sync]
+import com.google.cloud.speech.v1p1beta1.stub.AdaptationStubSettings;
+import java.time.Duration;
+
+public class SyncCreatePhraseSet {
+
+  public static void main(String[] args) throws Exception {
+    syncCreatePhraseSet();
+  }
+
+  public static void syncCreatePhraseSet() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    AdaptationStubSettings.Builder adaptationSettingsBuilder = AdaptationStubSettings.newBuilder();
+    adaptationSettingsBuilder
+        .createPhraseSetSettings()
+        .setRetrySettings(
+            adaptationSettingsBuilder
+                .createPhraseSetSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    AdaptationStubSettings adaptationSettings = adaptationSettingsBuilder.build();
+  }
+}
+// [END speech_v1p1beta1_generated_adaptationstubsettings_createphraseset_sync]
diff --git a/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/speechstubsettings/recognize/SyncRecognize.java b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/speechstubsettings/recognize/SyncRecognize.java
new file mode 100644
index 000000000..153aea750
--- /dev/null
+++ b/samples/snippets/generated/com/google/cloud/speech/v1p1beta1/stub/speechstubsettings/recognize/SyncRecognize.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2022 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.cloud.speech.v1p1beta1.stub.samples;
+
+// [START speech_v1p1beta1_generated_speechstubsettings_recognize_sync]
+import com.google.cloud.speech.v1p1beta1.stub.SpeechStubSettings;
+import java.time.Duration;
+
+public class SyncRecognize {
+
+  public static void main(String[] args) throws Exception {
+    syncRecognize();
+  }
+
+  public static void syncRecognize() throws Exception {
+    // This snippet has been automatically generated for illustrative purposes only.
+    // It may require modifications to work in your environment.
+    SpeechStubSettings.Builder speechSettingsBuilder = SpeechStubSettings.newBuilder();
+    speechSettingsBuilder
+        .recognizeSettings()
+        .setRetrySettings(
+            speechSettingsBuilder
+                .recognizeSettings()
+                .getRetrySettings()
+                .toBuilder()
+                .setTotalTimeout(Duration.ofSeconds(30))
+                .build());
+    SpeechStubSettings speechSettings = speechSettingsBuilder.build();
+  }
+}
+// [END speech_v1p1beta1_generated_speechstubsettings_recognize_sync]