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Eventarc Publishing lets you asynchronously deliver events from Google services, SaaS, and your own apps using loosely coupled services that react to state changes.

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/*
 * Copyright 2024 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.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.RequestParamsBuilder;
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.cloud.eventarc.publishing.v1.PublishRequest;
import com.google.cloud.eventarc.publishing.v1.PublishResponse;
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") 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(); serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int"); return fields; }) .setRequestBodyExtractor( request -> ProtoRestSerializer.create() .toBody( "*", request.toBuilder().clearChannelConnection().build(), true)) .build()) .setResponseParser( ProtoMessageResponseParser.newBuilder() .setDefaultInstance( PublishChannelConnectionEventsResponse.getDefaultInstance()) .setDefaultTypeRegistry(typeRegistry) .build()) .build(); private static final ApiMethodDescriptor publishEventsMethodDescriptor = ApiMethodDescriptor.newBuilder() .setFullMethodName("google.cloud.eventarc.publishing.v1.Publisher/PublishEvents") .setHttpMethod("POST") .setType(ApiMethodDescriptor.MethodType.UNARY) .setRequestFormatter( ProtoMessageRequestFormatter.newBuilder() .setPath( "/v1/{channel=projects/*/locations/*/channels/*}:publishEvents", request -> { Map fields = new HashMap<>(); ProtoRestSerializer serializer = ProtoRestSerializer.create(); serializer.putPathParam(fields, "channel", request.getChannel()); return fields; }) .setQueryParamsExtractor( request -> { Map> fields = new HashMap<>(); ProtoRestSerializer serializer = ProtoRestSerializer.create(); serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int"); return fields; }) .setRequestBodyExtractor( request -> ProtoRestSerializer.create() .toBody("*", request.toBuilder().clearChannel().build(), true)) .build()) .setResponseParser( ProtoMessageResponseParser.newBuilder() .setDefaultInstance(PublishEventsResponse.getDefaultInstance()) .setDefaultTypeRegistry(typeRegistry) .build()) .build(); private static final ApiMethodDescriptor publishMethodDescriptor = ApiMethodDescriptor.newBuilder() .setFullMethodName("google.cloud.eventarc.publishing.v1.Publisher/Publish") .setHttpMethod("POST") .setType(ApiMethodDescriptor.MethodType.UNARY) .setRequestFormatter( ProtoMessageRequestFormatter.newBuilder() .setPath( "/v1/{messageBus=projects/*/locations/*/messageBuses/*}:publish", request -> { Map fields = new HashMap<>(); ProtoRestSerializer serializer = ProtoRestSerializer.create(); serializer.putPathParam(fields, "messageBus", request.getMessageBus()); return fields; }) .setQueryParamsExtractor( request -> { Map> fields = new HashMap<>(); ProtoRestSerializer serializer = ProtoRestSerializer.create(); serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int"); return fields; }) .setRequestBodyExtractor( request -> ProtoRestSerializer.create() .toBody("*", request.toBuilder().clearMessageBus().build(), true)) .build()) .setResponseParser( ProtoMessageResponseParser.newBuilder() .setDefaultInstance(PublishResponse.getDefaultInstance()) .setDefaultTypeRegistry(typeRegistry) .build()) .build(); private final UnaryCallable< PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse> publishChannelConnectionEventsCallable; private final UnaryCallable publishEventsCallable; private final UnaryCallable publishCallable; 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) .setParamsExtractor( request -> { RequestParamsBuilder builder = RequestParamsBuilder.create(); builder.add( "channel_connection", String.valueOf(request.getChannelConnection())); return builder.build(); }) .build(); HttpJsonCallSettings publishEventsTransportSettings = HttpJsonCallSettings.newBuilder() .setMethodDescriptor(publishEventsMethodDescriptor) .setTypeRegistry(typeRegistry) .setParamsExtractor( request -> { RequestParamsBuilder builder = RequestParamsBuilder.create(); builder.add("channel", String.valueOf(request.getChannel())); return builder.build(); }) .build(); HttpJsonCallSettings publishTransportSettings = HttpJsonCallSettings.newBuilder() .setMethodDescriptor(publishMethodDescriptor) .setTypeRegistry(typeRegistry) .setParamsExtractor( request -> { RequestParamsBuilder builder = RequestParamsBuilder.create(); builder.add("message_bus", String.valueOf(request.getMessageBus())); return builder.build(); }) .build(); this.publishChannelConnectionEventsCallable = callableFactory.createUnaryCallable( publishChannelConnectionEventsTransportSettings, settings.publishChannelConnectionEventsSettings(), clientContext); this.publishEventsCallable = callableFactory.createUnaryCallable( publishEventsTransportSettings, settings.publishEventsSettings(), clientContext); this.publishCallable = callableFactory.createUnaryCallable( publishTransportSettings, settings.publishSettings(), clientContext); this.backgroundResources = new BackgroundResourceAggregation(clientContext.getBackgroundResources()); } @InternalApi public static List getMethodDescriptors() { List methodDescriptors = new ArrayList<>(); methodDescriptors.add(publishChannelConnectionEventsMethodDescriptor); methodDescriptors.add(publishEventsMethodDescriptor); methodDescriptors.add(publishMethodDescriptor); return methodDescriptors; } @Override public UnaryCallable< PublishChannelConnectionEventsRequest, PublishChannelConnectionEventsResponse> publishChannelConnectionEventsCallable() { return publishChannelConnectionEventsCallable; } @Override public UnaryCallable publishEventsCallable() { return publishEventsCallable; } @Override public UnaryCallable publishCallable() { return publishCallable; } @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); } }





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