HttpJsonServicesStub.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.appengine.v1.stub;

import static com.google.appengine.v1.ServicesClient.ListServicesPagedResponse;

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.appengine.v1.DeleteServiceRequest;
import com.google.appengine.v1.GetServiceRequest;
import com.google.appengine.v1.ListServicesRequest;
import com.google.appengine.v1.ListServicesResponse;
import com.google.appengine.v1.OperationMetadataV1;
import com.google.appengine.v1.Service;
import com.google.appengine.v1.UpdateServiceRequest;
import com.google.longrunning.Operation;
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 Services service API.
 *
 * <p>This class is for advanced usage and reflects the underlying API directly.
 */
@Generated("by gapic-generator-java")
@BetaApi
public class HttpJsonServicesStub extends ServicesStub {
  private static final TypeRegistry typeRegistry =
      TypeRegistry.newBuilder()
          .add(Empty.getDescriptor())
          .add(Service.getDescriptor())
          .add(OperationMetadataV1.getDescriptor())
          .build();

  private static final ApiMethodDescriptor<ListServicesRequest, ListServicesResponse>
      listServicesMethodDescriptor =
          ApiMethodDescriptor.<ListServicesRequest, ListServicesResponse>newBuilder()
              .setFullMethodName("google.appengine.v1.Services/ListServices")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<ListServicesRequest>newBuilder()
                      .setPath(
                          "/v1/{parent=apps/*}/services",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<ListServicesRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "parent", request.getParent());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<ListServicesRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "pageSize", request.getPageSize());
                            serializer.putQueryParam(fields, "pageToken", request.getPageToken());
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<ListServicesResponse>newBuilder()
                      .setDefaultInstance(ListServicesResponse.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<GetServiceRequest, Service> getServiceMethodDescriptor =
      ApiMethodDescriptor.<GetServiceRequest, Service>newBuilder()
          .setFullMethodName("google.appengine.v1.Services/GetService")
          .setHttpMethod("GET")
          .setType(ApiMethodDescriptor.MethodType.UNARY)
          .setRequestFormatter(
              ProtoMessageRequestFormatter.<GetServiceRequest>newBuilder()
                  .setPath(
                      "/v1/{name=apps/*/services/*}",
                      request -> {
                        Map<String, String> fields = new HashMap<>();
                        ProtoRestSerializer<GetServiceRequest> serializer =
                            ProtoRestSerializer.create();
                        serializer.putPathParam(fields, "name", request.getName());
                        return fields;
                      })
                  .setQueryParamsExtractor(
                      request -> {
                        Map<String, List<String>> fields = new HashMap<>();
                        ProtoRestSerializer<GetServiceRequest> serializer =
                            ProtoRestSerializer.create();
                        return fields;
                      })
                  .setRequestBodyExtractor(request -> null)
                  .build())
          .setResponseParser(
              ProtoMessageResponseParser.<Service>newBuilder()
                  .setDefaultInstance(Service.getDefaultInstance())
                  .setDefaultTypeRegistry(typeRegistry)
                  .build())
          .build();

  private static final ApiMethodDescriptor<UpdateServiceRequest, Operation>
      updateServiceMethodDescriptor =
          ApiMethodDescriptor.<UpdateServiceRequest, Operation>newBuilder()
              .setFullMethodName("google.appengine.v1.Services/UpdateService")
              .setHttpMethod("PATCH")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<UpdateServiceRequest>newBuilder()
                      .setPath(
                          "/v1/{name=apps/*/services/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<UpdateServiceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<UpdateServiceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(
                                fields, "migrateTraffic", request.getMigrateTraffic());
                            serializer.putQueryParam(fields, "updateMask", request.getUpdateMask());
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("service", request.getService(), false))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Operation>newBuilder()
                      .setDefaultInstance(Operation.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .setOperationSnapshotFactory(
                  (UpdateServiceRequest request, Operation response) ->
                      HttpJsonOperationSnapshot.create(response))
              .build();

  private static final ApiMethodDescriptor<DeleteServiceRequest, Operation>
      deleteServiceMethodDescriptor =
          ApiMethodDescriptor.<DeleteServiceRequest, Operation>newBuilder()
              .setFullMethodName("google.appengine.v1.Services/DeleteService")
              .setHttpMethod("DELETE")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<DeleteServiceRequest>newBuilder()
                      .setPath(
                          "/v1/{name=apps/*/services/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<DeleteServiceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<DeleteServiceRequest> serializer =
                                ProtoRestSerializer.create();
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Operation>newBuilder()
                      .setDefaultInstance(Operation.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .setOperationSnapshotFactory(
                  (DeleteServiceRequest request, Operation response) ->
                      HttpJsonOperationSnapshot.create(response))
              .build();

  private final UnaryCallable<ListServicesRequest, ListServicesResponse> listServicesCallable;
  private final UnaryCallable<ListServicesRequest, ListServicesPagedResponse>
      listServicesPagedCallable;
  private final UnaryCallable<GetServiceRequest, Service> getServiceCallable;
  private final UnaryCallable<UpdateServiceRequest, Operation> updateServiceCallable;
  private final OperationCallable<UpdateServiceRequest, Service, OperationMetadataV1>
      updateServiceOperationCallable;
  private final UnaryCallable<DeleteServiceRequest, Operation> deleteServiceCallable;
  private final OperationCallable<DeleteServiceRequest, Empty, OperationMetadataV1>
      deleteServiceOperationCallable;

  private final BackgroundResource backgroundResources;
  private final HttpJsonOperationsStub httpJsonOperationsStub;
  private final HttpJsonStubCallableFactory callableFactory;

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

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

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

  /**
   * Constructs an instance of HttpJsonServicesStub, 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 HttpJsonServicesStub(ServicesStubSettings settings, ClientContext clientContext)
      throws IOException {
    this(settings, clientContext, new HttpJsonServicesCallableFactory());
  }

  /**
   * Constructs an instance of HttpJsonServicesStub, 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 HttpJsonServicesStub(
      ServicesStubSettings settings,
      ClientContext clientContext,
      HttpJsonStubCallableFactory callableFactory)
      throws IOException {
    this.callableFactory = callableFactory;
    this.httpJsonOperationsStub =
        HttpJsonOperationsStub.create(clientContext, callableFactory, typeRegistry);

    HttpJsonCallSettings<ListServicesRequest, ListServicesResponse> listServicesTransportSettings =
        HttpJsonCallSettings.<ListServicesRequest, ListServicesResponse>newBuilder()
            .setMethodDescriptor(listServicesMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<GetServiceRequest, Service> getServiceTransportSettings =
        HttpJsonCallSettings.<GetServiceRequest, Service>newBuilder()
            .setMethodDescriptor(getServiceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<UpdateServiceRequest, Operation> updateServiceTransportSettings =
        HttpJsonCallSettings.<UpdateServiceRequest, Operation>newBuilder()
            .setMethodDescriptor(updateServiceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<DeleteServiceRequest, Operation> deleteServiceTransportSettings =
        HttpJsonCallSettings.<DeleteServiceRequest, Operation>newBuilder()
            .setMethodDescriptor(deleteServiceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();

    this.listServicesCallable =
        callableFactory.createUnaryCallable(
            listServicesTransportSettings, settings.listServicesSettings(), clientContext);
    this.listServicesPagedCallable =
        callableFactory.createPagedCallable(
            listServicesTransportSettings, settings.listServicesSettings(), clientContext);
    this.getServiceCallable =
        callableFactory.createUnaryCallable(
            getServiceTransportSettings, settings.getServiceSettings(), clientContext);
    this.updateServiceCallable =
        callableFactory.createUnaryCallable(
            updateServiceTransportSettings, settings.updateServiceSettings(), clientContext);
    this.updateServiceOperationCallable =
        callableFactory.createOperationCallable(
            updateServiceTransportSettings,
            settings.updateServiceOperationSettings(),
            clientContext,
            httpJsonOperationsStub);
    this.deleteServiceCallable =
        callableFactory.createUnaryCallable(
            deleteServiceTransportSettings, settings.deleteServiceSettings(), clientContext);
    this.deleteServiceOperationCallable =
        callableFactory.createOperationCallable(
            deleteServiceTransportSettings,
            settings.deleteServiceOperationSettings(),
            clientContext,
            httpJsonOperationsStub);

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

  @InternalApi
  public static List<ApiMethodDescriptor> getMethodDescriptors() {
    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
    methodDescriptors.add(listServicesMethodDescriptor);
    methodDescriptors.add(getServiceMethodDescriptor);
    methodDescriptors.add(updateServiceMethodDescriptor);
    methodDescriptors.add(deleteServiceMethodDescriptor);
    return methodDescriptors;
  }

  public HttpJsonOperationsStub getHttpJsonOperationsStub() {
    return httpJsonOperationsStub;
  }

  @Override
  public UnaryCallable<ListServicesRequest, ListServicesResponse> listServicesCallable() {
    return listServicesCallable;
  }

  @Override
  public UnaryCallable<ListServicesRequest, ListServicesPagedResponse> listServicesPagedCallable() {
    return listServicesPagedCallable;
  }

  @Override
  public UnaryCallable<GetServiceRequest, Service> getServiceCallable() {
    return getServiceCallable;
  }

  @Override
  public UnaryCallable<UpdateServiceRequest, Operation> updateServiceCallable() {
    return updateServiceCallable;
  }

  @Override
  public OperationCallable<UpdateServiceRequest, Service, OperationMetadataV1>
      updateServiceOperationCallable() {
    return updateServiceOperationCallable;
  }

  @Override
  public UnaryCallable<DeleteServiceRequest, Operation> deleteServiceCallable() {
    return deleteServiceCallable;
  }

  @Override
  public OperationCallable<DeleteServiceRequest, Empty, OperationMetadataV1>
      deleteServiceOperationCallable() {
    return deleteServiceOperationCallable;
  }

  @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);
  }
}