HttpJsonExecutionsStub.java

/*
 * 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.workflows.executions.v1beta.stub;

import static com.google.cloud.workflows.executions.v1beta.ExecutionsClient.ListExecutionsPagedResponse;

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.workflows.executions.v1beta.CancelExecutionRequest;
import com.google.cloud.workflows.executions.v1beta.CreateExecutionRequest;
import com.google.cloud.workflows.executions.v1beta.Execution;
import com.google.cloud.workflows.executions.v1beta.GetExecutionRequest;
import com.google.cloud.workflows.executions.v1beta.ListExecutionsRequest;
import com.google.cloud.workflows.executions.v1beta.ListExecutionsResponse;
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 Executions service API.
 *
 * <p>This class is for advanced usage and reflects the underlying API directly.
 */
@BetaApi
@Generated("by gapic-generator-java")
public class HttpJsonExecutionsStub extends ExecutionsStub {
  private static final TypeRegistry typeRegistry = TypeRegistry.newBuilder().build();

  private static final ApiMethodDescriptor<ListExecutionsRequest, ListExecutionsResponse>
      listExecutionsMethodDescriptor =
          ApiMethodDescriptor.<ListExecutionsRequest, ListExecutionsResponse>newBuilder()
              .setFullMethodName(
                  "google.cloud.workflows.executions.v1beta.Executions/ListExecutions")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<ListExecutionsRequest>newBuilder()
                      .setPath(
                          "/v1beta/{parent=projects/*/locations/*/workflows/*}/executions",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<ListExecutionsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "parent", request.getParent());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<ListExecutionsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
                            serializer.putQueryParam(fields, "view", request.getView());
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<ListExecutionsResponse>newBuilder()
                      .setDefaultInstance(ListExecutionsResponse.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<CreateExecutionRequest, Execution>
      createExecutionMethodDescriptor =
          ApiMethodDescriptor.<CreateExecutionRequest, Execution>newBuilder()
              .setFullMethodName(
                  "google.cloud.workflows.executions.v1beta.Executions/CreateExecution")
              .setHttpMethod("POST")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<CreateExecutionRequest>newBuilder()
                      .setPath(
                          "/v1beta/{parent=projects/*/locations/*/workflows/*}/executions",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<CreateExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "parent", request.getParent());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<CreateExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("execution", request.getExecution(), false))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Execution>newBuilder()
                      .setDefaultInstance(Execution.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<GetExecutionRequest, Execution>
      getExecutionMethodDescriptor =
          ApiMethodDescriptor.<GetExecutionRequest, Execution>newBuilder()
              .setFullMethodName("google.cloud.workflows.executions.v1beta.Executions/GetExecution")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<GetExecutionRequest>newBuilder()
                      .setPath(
                          "/v1beta/{name=projects/*/locations/*/workflows/*/executions/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<GetExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<GetExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "view", request.getView());
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Execution>newBuilder()
                      .setDefaultInstance(Execution.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<CancelExecutionRequest, Execution>
      cancelExecutionMethodDescriptor =
          ApiMethodDescriptor.<CancelExecutionRequest, Execution>newBuilder()
              .setFullMethodName(
                  "google.cloud.workflows.executions.v1beta.Executions/CancelExecution")
              .setHttpMethod("POST")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<CancelExecutionRequest>newBuilder()
                      .setPath(
                          "/v1beta/{name=projects/*/locations/*/workflows/*/executions/*}:cancel",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<CancelExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<CancelExecutionRequest> serializer =
                                ProtoRestSerializer.create();
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("*", request.toBuilder().clearName().build(), false))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Execution>newBuilder()
                      .setDefaultInstance(Execution.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private final UnaryCallable<ListExecutionsRequest, ListExecutionsResponse> listExecutionsCallable;
  private final UnaryCallable<ListExecutionsRequest, ListExecutionsPagedResponse>
      listExecutionsPagedCallable;
  private final UnaryCallable<CreateExecutionRequest, Execution> createExecutionCallable;
  private final UnaryCallable<GetExecutionRequest, Execution> getExecutionCallable;
  private final UnaryCallable<CancelExecutionRequest, Execution> cancelExecutionCallable;

  private final BackgroundResource backgroundResources;
  private final HttpJsonStubCallableFactory callableFactory;

  public static final HttpJsonExecutionsStub create(ExecutionsStubSettings settings)
      throws IOException {
    return new HttpJsonExecutionsStub(settings, ClientContext.create(settings));
  }

  public static final HttpJsonExecutionsStub create(ClientContext clientContext)
      throws IOException {
    return new HttpJsonExecutionsStub(
        ExecutionsStubSettings.newHttpJsonBuilder().build(), clientContext);
  }

  public static final HttpJsonExecutionsStub create(
      ClientContext clientContext, HttpJsonStubCallableFactory callableFactory) throws IOException {
    return new HttpJsonExecutionsStub(
        ExecutionsStubSettings.newHttpJsonBuilder().build(), clientContext, callableFactory);
  }

  /**
   * Constructs an instance of HttpJsonExecutionsStub, 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 HttpJsonExecutionsStub(ExecutionsStubSettings settings, ClientContext clientContext)
      throws IOException {
    this(settings, clientContext, new HttpJsonExecutionsCallableFactory());
  }

  /**
   * Constructs an instance of HttpJsonExecutionsStub, 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 HttpJsonExecutionsStub(
      ExecutionsStubSettings settings,
      ClientContext clientContext,
      HttpJsonStubCallableFactory callableFactory)
      throws IOException {
    this.callableFactory = callableFactory;

    HttpJsonCallSettings<ListExecutionsRequest, ListExecutionsResponse>
        listExecutionsTransportSettings =
            HttpJsonCallSettings.<ListExecutionsRequest, ListExecutionsResponse>newBuilder()
                .setMethodDescriptor(listExecutionsMethodDescriptor)
                .setTypeRegistry(typeRegistry)
                .build();
    HttpJsonCallSettings<CreateExecutionRequest, Execution> createExecutionTransportSettings =
        HttpJsonCallSettings.<CreateExecutionRequest, Execution>newBuilder()
            .setMethodDescriptor(createExecutionMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<GetExecutionRequest, Execution> getExecutionTransportSettings =
        HttpJsonCallSettings.<GetExecutionRequest, Execution>newBuilder()
            .setMethodDescriptor(getExecutionMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<CancelExecutionRequest, Execution> cancelExecutionTransportSettings =
        HttpJsonCallSettings.<CancelExecutionRequest, Execution>newBuilder()
            .setMethodDescriptor(cancelExecutionMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();

    this.listExecutionsCallable =
        callableFactory.createUnaryCallable(
            listExecutionsTransportSettings, settings.listExecutionsSettings(), clientContext);
    this.listExecutionsPagedCallable =
        callableFactory.createPagedCallable(
            listExecutionsTransportSettings, settings.listExecutionsSettings(), clientContext);
    this.createExecutionCallable =
        callableFactory.createUnaryCallable(
            createExecutionTransportSettings, settings.createExecutionSettings(), clientContext);
    this.getExecutionCallable =
        callableFactory.createUnaryCallable(
            getExecutionTransportSettings, settings.getExecutionSettings(), clientContext);
    this.cancelExecutionCallable =
        callableFactory.createUnaryCallable(
            cancelExecutionTransportSettings, settings.cancelExecutionSettings(), clientContext);

    this.backgroundResources =
        new BackgroundResourceAggregation(clientContext.getBackgroundResources());
  }

  @InternalApi
  public static List<ApiMethodDescriptor> getMethodDescriptors() {
    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
    methodDescriptors.add(listExecutionsMethodDescriptor);
    methodDescriptors.add(createExecutionMethodDescriptor);
    methodDescriptors.add(getExecutionMethodDescriptor);
    methodDescriptors.add(cancelExecutionMethodDescriptor);
    return methodDescriptors;
  }

  @Override
  public UnaryCallable<ListExecutionsRequest, ListExecutionsResponse> listExecutionsCallable() {
    return listExecutionsCallable;
  }

  @Override
  public UnaryCallable<ListExecutionsRequest, ListExecutionsPagedResponse>
      listExecutionsPagedCallable() {
    return listExecutionsPagedCallable;
  }

  @Override
  public UnaryCallable<CreateExecutionRequest, Execution> createExecutionCallable() {
    return createExecutionCallable;
  }

  @Override
  public UnaryCallable<GetExecutionRequest, Execution> getExecutionCallable() {
    return getExecutionCallable;
  }

  @Override
  public UnaryCallable<CancelExecutionRequest, Execution> cancelExecutionCallable() {
    return cancelExecutionCallable;
  }

  @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);
  }
}