diff --git a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherClient.java b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherClient.java
index aa6f53a..ac7f302 100644
--- a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherClient.java
+++ b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherClient.java
@@ -113,6 +113,20 @@
* PublisherClient publisherClient = PublisherClient.create(publisherSettings);
* }
*
+ * To use REST (HTTP1.1/JSON) transport (instead of gRPC) for sending and receiving requests over
+ * the wire:
+ *
+ *
{@code
+ * // This snippet has been automatically generated for illustrative purposes only.
+ * // It may require modifications to work in your environment.
+ * PublisherSettings publisherSettings =
+ * PublisherSettings.newBuilder()
+ * .setTransportChannelProvider(
+ * PublisherSettings.defaultHttpJsonTransportProviderBuilder().build())
+ * .build();
+ * PublisherClient publisherClient = PublisherClient.create(publisherSettings);
+ * }
+ *
* Please refer to the GitHub repository's samples for more quickstart code snippets.
*/
@Generated("by gapic-generator-java")
diff --git a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherSettings.java b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherSettings.java
index 8a78619..5c9fea4 100644
--- a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherSettings.java
+++ b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/PublisherSettings.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;
@@ -104,11 +105,18 @@ public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilde
return PublisherStubSettings.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 PublisherStubSettings.defaultGrpcTransportProviderBuilder();
}
+ /** Returns a builder for the default REST ChannelProvider for this service. */
+ @BetaApi
+ public static InstantiatingHttpJsonChannelProvider.Builder
+ defaultHttpJsonTransportProviderBuilder() {
+ return PublisherStubSettings.defaultHttpJsonTransportProviderBuilder();
+ }
+
public static TransportChannelProvider defaultTransportChannelProvider() {
return PublisherStubSettings.defaultTransportChannelProvider();
}
@@ -118,11 +126,17 @@ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuil
return PublisherStubSettings.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);
@@ -160,6 +174,11 @@ private static Builder createDefault() {
return new Builder(PublisherStubSettings.newBuilder());
}
+ @BetaApi
+ private static Builder createHttpJsonDefault() {
+ return new Builder(PublisherStubSettings.newHttpJsonBuilder());
+ }
+
public PublisherStubSettings.Builder getStubSettingsBuilder() {
return ((PublisherStubSettings.Builder) getStubSettings());
}
diff --git a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherCallableFactory.java b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherCallableFactory.java
new file mode 100644
index 0000000..f9c715c
--- /dev/null
+++ b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherCallableFactory.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.eventarc.publishing.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 Publisher service API.
+ *
+ *
This class is for advanced usage.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonPublisherCallableFactory
+ implements HttpJsonStubCallableFactory {
+
+ @Override
+ public UnaryCallable createUnaryCallable(
+ HttpJsonCallSettings httpJsonCallSettings,
+ UnaryCallSettings callSettings,
+ ClientContext clientContext) {
+ return HttpJsonCallableFactory.createUnaryCallable(
+ httpJsonCallSettings, callSettings, clientContext);
+ }
+
+ @Override
+ public
+ UnaryCallable createPagedCallable(
+ HttpJsonCallSettings httpJsonCallSettings,
+ PagedCallSettings callSettings,
+ ClientContext clientContext) {
+ return HttpJsonCallableFactory.createPagedCallable(
+ httpJsonCallSettings, callSettings, clientContext);
+ }
+
+ @Override
+ public UnaryCallable createBatchingCallable(
+ HttpJsonCallSettings httpJsonCallSettings,
+ BatchingCallSettings 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
+ OperationCallable createOperationCallable(
+ HttpJsonCallSettings httpJsonCallSettings,
+ OperationCallSettings callSettings,
+ ClientContext clientContext,
+ OperationsStub operationsStub) {
+ UnaryCallable innerCallable =
+ HttpJsonCallableFactory.createBaseUnaryCallable(
+ httpJsonCallSettings, callSettings.getInitialCallSettings(), clientContext);
+ HttpJsonOperationSnapshotCallable initialCallable =
+ new HttpJsonOperationSnapshotCallable(
+ innerCallable,
+ httpJsonCallSettings.getMethodDescriptor().getOperationSnapshotFactory());
+ return HttpJsonCallableFactory.createOperationCallable(
+ callSettings, clientContext, operationsStub.longRunningClient(), initialCallable);
+ }
+
+ @Override
+ public
+ ServerStreamingCallable createServerStreamingCallable(
+ HttpJsonCallSettings httpJsonCallSettings,
+ ServerStreamingCallSettings callSettings,
+ ClientContext clientContext) {
+ return HttpJsonCallableFactory.createServerStreamingCallable(
+ httpJsonCallSettings, callSettings, clientContext);
+ }
+}
diff --git a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherStub.java b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherStub.java
new file mode 100644
index 0000000..17a0f2f
--- /dev/null
+++ b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/HttpJsonPublisherStub.java
@@ -0,0 +1,264 @@
+/*
+ * 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.eventarc.publishing.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.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.eventarc.publishing.v1.PublishChannelConnectionEventsRequest;
+import com.google.cloud.eventarc.publishing.v1.PublishChannelConnectionEventsResponse;
+import com.google.cloud.eventarc.publishing.v1.PublishEventsRequest;
+import com.google.cloud.eventarc.publishing.v1.PublishEventsResponse;
+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 Publisher service API.
+ *
+ * This class is for advanced usage and reflects the underlying API directly.
+ */
+@Generated("by gapic-generator-java")
+@BetaApi
+public class HttpJsonPublisherStub extends PublisherStub {
+ private static final TypeRegistry typeRegistry = TypeRegistry.newBuilder().build();
+
+ private static final ApiMethodDescriptor<
+ PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse>
+ publishChannelConnectionEventsMethodDescriptor =
+ ApiMethodDescriptor
+ .
+ newBuilder()
+ .setFullMethodName(
+ "google.cloud.eventarc.publishing.v1.Publisher/PublishChannelConnectionEvents")
+ .setHttpMethod("POST")
+ .setType(ApiMethodDescriptor.MethodType.UNARY)
+ .setRequestFormatter(
+ ProtoMessageRequestFormatter.newBuilder()
+ .setPath(
+ "/v1/{channelConnection=projects/*/locations/*/channelConnections/*}:publishEvents",
+ request -> {
+ Map fields = new HashMap<>();
+ ProtoRestSerializer serializer =
+ ProtoRestSerializer.create();
+ serializer.putPathParam(
+ fields, "channelConnection", request.getChannelConnection());
+ return fields;
+ })
+ .setQueryParamsExtractor(
+ request -> {
+ Map> fields = new HashMap<>();
+ ProtoRestSerializer serializer =
+ ProtoRestSerializer.create();
+ return fields;
+ })
+ .setRequestBodyExtractor(
+ request ->
+ ProtoRestSerializer.create()
+ .toBody(
+ "*", request.toBuilder().clearChannelConnection().build()))
+ .build())
+ .setResponseParser(
+ ProtoMessageResponseParser.newBuilder()
+ .setDefaultInstance(
+ PublishChannelConnectionEventsResponse.getDefaultInstance())
+ .setDefaultTypeRegistry(typeRegistry)
+ .build())
+ .build();
+
+ private static final ApiMethodDescriptor
+ publishEventsMethodDescriptor =
+ ApiMethodDescriptor.newBuilder()
+ .setFullMethodName("google.cloud.eventarc.publishing.v1.Publisher/PublishEvents")
+ .setHttpMethod("POST")
+ .setType(ApiMethodDescriptor.MethodType.UNARY)
+ .setRequestFormatter(
+ ProtoMessageRequestFormatter.newBuilder()
+ .setPath(
+ "/v1/{channel=projects/*/locations/*/channels/*}:publishEvents",
+ request -> {
+ Map fields = new HashMap<>();
+ ProtoRestSerializer serializer =
+ ProtoRestSerializer.create();
+ serializer.putPathParam(fields, "channel", request.getChannel());
+ return fields;
+ })
+ .setQueryParamsExtractor(
+ request -> {
+ Map> fields = new HashMap<>();
+ ProtoRestSerializer serializer =
+ ProtoRestSerializer.create();
+ return fields;
+ })
+ .setRequestBodyExtractor(
+ request ->
+ ProtoRestSerializer.create()
+ .toBody("*", request.toBuilder().clearChannel().build()))
+ .build())
+ .setResponseParser(
+ ProtoMessageResponseParser.newBuilder()
+ .setDefaultInstance(PublishEventsResponse.getDefaultInstance())
+ .setDefaultTypeRegistry(typeRegistry)
+ .build())
+ .build();
+
+ private final UnaryCallable<
+ PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse>
+ publishChannelConnectionEventsCallable;
+ private final UnaryCallable publishEventsCallable;
+
+ private final BackgroundResource backgroundResources;
+ private final HttpJsonStubCallableFactory callableFactory;
+
+ public static final HttpJsonPublisherStub create(PublisherStubSettings settings)
+ throws IOException {
+ return new HttpJsonPublisherStub(settings, ClientContext.create(settings));
+ }
+
+ public static final HttpJsonPublisherStub create(ClientContext clientContext) throws IOException {
+ return new HttpJsonPublisherStub(
+ PublisherStubSettings.newHttpJsonBuilder().build(), clientContext);
+ }
+
+ public static final HttpJsonPublisherStub create(
+ ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
+ return new HttpJsonPublisherStub(
+ PublisherStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
+ }
+
+ /**
+ * Constructs an instance of HttpJsonPublisherStub, 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 HttpJsonPublisherStub(PublisherStubSettings settings, ClientContext clientContext)
+ throws IOException {
+ this(settings, clientContext, new HttpJsonPublisherCallableFactory());
+ }
+
+ /**
+ * Constructs an instance of HttpJsonPublisherStub, 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 HttpJsonPublisherStub(
+ PublisherStubSettings settings,
+ ClientContext clientContext,
+ HttpJsonStubCallableFactory callableFactory)
+ throws IOException {
+ this.callableFactory = callableFactory;
+
+ HttpJsonCallSettings<
+ PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse>
+ publishChannelConnectionEventsTransportSettings =
+ HttpJsonCallSettings
+ .
+ newBuilder()
+ .setMethodDescriptor(publishChannelConnectionEventsMethodDescriptor)
+ .setTypeRegistry(typeRegistry)
+ .build();
+ HttpJsonCallSettings
+ publishEventsTransportSettings =
+ HttpJsonCallSettings.newBuilder()
+ .setMethodDescriptor(publishEventsMethodDescriptor)
+ .setTypeRegistry(typeRegistry)
+ .build();
+
+ this.publishChannelConnectionEventsCallable =
+ callableFactory.createUnaryCallable(
+ publishChannelConnectionEventsTransportSettings,
+ settings.publishChannelConnectionEventsSettings(),
+ clientContext);
+ this.publishEventsCallable =
+ callableFactory.createUnaryCallable(
+ publishEventsTransportSettings, settings.publishEventsSettings(), clientContext);
+
+ this.backgroundResources =
+ new BackgroundResourceAggregation(clientContext.getBackgroundResources());
+ }
+
+ @InternalApi
+ public static List getMethodDescriptors() {
+ List methodDescriptors = new ArrayList<>();
+ methodDescriptors.add(publishChannelConnectionEventsMethodDescriptor);
+ methodDescriptors.add(publishEventsMethodDescriptor);
+ return methodDescriptors;
+ }
+
+ @Override
+ public UnaryCallable<
+ PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse>
+ publishChannelConnectionEventsCallable() {
+ return publishChannelConnectionEventsCallable;
+ }
+
+ @Override
+ public UnaryCallable publishEventsCallable() {
+ return publishEventsCallable;
+ }
+
+ @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-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/PublisherStubSettings.java b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/PublisherStubSettings.java
index 2346ff6..fd85736 100644
--- a/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/PublisherStubSettings.java
+++ b/google-cloud-eventarc-publishing/src/main/java/com/google/cloud/eventarc/publishing/v1/stub/PublisherStubSettings.java
@@ -24,6 +24,9 @@
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.ApiClientHeaderProvider;
import com.google.api.gax.rpc.ClientContext;
@@ -108,6 +111,11 @@ public PublisherStub createStub() throws IOException {
.equals(GrpcTransportChannel.getGrpcTransportName())) {
return GrpcPublisherStub.create(this);
}
+ if (getTransportChannelProvider()
+ .getTransportName()
+ .equals(HttpJsonTransportChannel.getHttpJsonTransportName())) {
+ return HttpJsonPublisherStub.create(this);
+ }
throw new UnsupportedOperationException(
String.format(
"Transport not supported: %s", getTransportChannelProvider().getTransportName()));
@@ -140,29 +148,54 @@ 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(PublisherStubSettings.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(PublisherStubSettings.class))
+ .setTransportToken(
+ GaxHttpJsonProperties.getHttpJsonTokenName(),
+ GaxHttpJsonProperties.getHttpJsonVersion());
+ }
+
+ public static ApiClientHeaderProvider.Builder defaultApiClientHeaderProviderBuilder() {
+ return PublisherStubSettings.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);
@@ -260,6 +293,19 @@ 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
.publishChannelConnectionEventsSettings()
diff --git a/google-cloud-eventarc-publishing/src/test/java/com/google/cloud/eventarc/publishing/v1/PublisherClientHttpJsonTest.java b/google-cloud-eventarc-publishing/src/test/java/com/google/cloud/eventarc/publishing/v1/PublisherClientHttpJsonTest.java
new file mode 100644
index 0000000..0ee9768
--- /dev/null
+++ b/google-cloud-eventarc-publishing/src/test/java/com/google/cloud/eventarc/publishing/v1/PublisherClientHttpJsonTest.java
@@ -0,0 +1,176 @@
+/*
+ * 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.eventarc.publishing.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.eventarc.publishing.v1.stub.HttpJsonPublisherStub;
+import com.google.protobuf.Any;
+import java.io.IOException;
+import java.util.ArrayList;
+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 PublisherClientHttpJsonTest {
+ private static MockHttpService mockService;
+ private static PublisherClient client;
+
+ @BeforeClass
+ public static void startStaticServer() throws IOException {
+ mockService =
+ new MockHttpService(
+ HttpJsonPublisherStub.getMethodDescriptors(), PublisherSettings.getDefaultEndpoint());
+ PublisherSettings settings =
+ PublisherSettings.newHttpJsonBuilder()
+ .setTransportChannelProvider(
+ PublisherSettings.defaultHttpJsonTransportProviderBuilder()
+ .setHttpTransport(mockService)
+ .build())
+ .setCredentialsProvider(NoCredentialsProvider.create())
+ .build();
+ client = PublisherClient.create(settings);
+ }
+
+ @AfterClass
+ public static void stopServer() {
+ client.close();
+ }
+
+ @Before
+ public void setUp() {}
+
+ @After
+ public void tearDown() throws Exception {
+ mockService.reset();
+ }
+
+ @Test
+ public void publishChannelConnectionEventsTest() throws Exception {
+ PublishChannelConnectionEventsResponse expectedResponse =
+ PublishChannelConnectionEventsResponse.newBuilder().build();
+ mockService.addResponse(expectedResponse);
+
+ PublishChannelConnectionEventsRequest request =
+ PublishChannelConnectionEventsRequest.newBuilder()
+ .setChannelConnection(
+ "projects/project-748/locations/location-748/channelConnections/channelConnection-748")
+ .addAllEvents(new ArrayList())
+ .build();
+
+ PublishChannelConnectionEventsResponse actualResponse =
+ client.publishChannelConnectionEvents(request);
+ Assert.assertEquals(expectedResponse, actualResponse);
+
+ List 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 publishChannelConnectionEventsExceptionTest() throws Exception {
+ ApiException exception =
+ ApiExceptionFactory.createException(
+ new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+ mockService.addException(exception);
+
+ try {
+ PublishChannelConnectionEventsRequest request =
+ PublishChannelConnectionEventsRequest.newBuilder()
+ .setChannelConnection(
+ "projects/project-748/locations/location-748/channelConnections/channelConnection-748")
+ .addAllEvents(new ArrayList())
+ .build();
+ client.publishChannelConnectionEvents(request);
+ Assert.fail("No exception raised");
+ } catch (InvalidArgumentException e) {
+ // Expected exception.
+ }
+ }
+
+ @Test
+ public void publishEventsTest() throws Exception {
+ PublishEventsResponse expectedResponse = PublishEventsResponse.newBuilder().build();
+ mockService.addResponse(expectedResponse);
+
+ PublishEventsRequest request =
+ PublishEventsRequest.newBuilder()
+ .setChannel("projects/project-2616/locations/location-2616/channels/channel-2616")
+ .addAllEvents(new ArrayList())
+ .build();
+
+ PublishEventsResponse actualResponse = client.publishEvents(request);
+ Assert.assertEquals(expectedResponse, actualResponse);
+
+ List 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 publishEventsExceptionTest() throws Exception {
+ ApiException exception =
+ ApiExceptionFactory.createException(
+ new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
+ mockService.addException(exception);
+
+ try {
+ PublishEventsRequest request =
+ PublishEventsRequest.newBuilder()
+ .setChannel("projects/project-2616/locations/location-2616/channels/channel-2616")
+ .addAllEvents(new ArrayList())
+ .build();
+ client.publishEvents(request);
+ Assert.fail("No exception raised");
+ } catch (InvalidArgumentException e) {
+ // Expected exception.
+ }
+ }
+}