/*
 * 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.apigeeregistry.v1.stub;

import static com.google.cloud.apigeeregistry.v1.ProvisioningClient.ListLocationsPagedResponse;

import com.google.api.HttpRule;
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.apigeeregistry.v1.CreateInstanceRequest;
import com.google.cloud.apigeeregistry.v1.DeleteInstanceRequest;
import com.google.cloud.apigeeregistry.v1.GetInstanceRequest;
import com.google.cloud.apigeeregistry.v1.Instance;
import com.google.cloud.apigeeregistry.v1.OperationMetadata;
import com.google.cloud.location.GetLocationRequest;
import com.google.cloud.location.ListLocationsRequest;
import com.google.cloud.location.ListLocationsResponse;
import com.google.cloud.location.Location;
import com.google.common.collect.ImmutableMap;
import com.google.iam.v1.GetIamPolicyRequest;
import com.google.iam.v1.Policy;
import com.google.iam.v1.SetIamPolicyRequest;
import com.google.iam.v1.TestIamPermissionsRequest;
import com.google.iam.v1.TestIamPermissionsResponse;
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 Provisioning service API.
 *
 * <p>This class is for advanced usage and reflects the underlying API directly.
 */
@Generated("by gapic-generator-java")
@BetaApi
public class HttpJsonProvisioningStub extends ProvisioningStub {
  private static final TypeRegistry typeRegistry =
      TypeRegistry.newBuilder()
          .add(Empty.getDescriptor())
          .add(Instance.getDescriptor())
          .add(OperationMetadata.getDescriptor())
          .build();

  private static final ApiMethodDescriptor<CreateInstanceRequest, Operation>
      createInstanceMethodDescriptor =
          ApiMethodDescriptor.<CreateInstanceRequest, Operation>newBuilder()
              .setFullMethodName("google.cloud.apigeeregistry.v1.Provisioning/CreateInstance")
              .setHttpMethod("POST")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<CreateInstanceRequest>newBuilder()
                      .setPath(
                          "/v1/{parent=projects/*/locations/*}/instances",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<CreateInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "parent", request.getParent());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<CreateInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "instanceId", request.getInstanceId());
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("instance", request.getInstance(), true))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Operation>newBuilder()
                      .setDefaultInstance(Operation.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .setOperationSnapshotFactory(
                  (CreateInstanceRequest request, Operation response) ->
                      HttpJsonOperationSnapshot.create(response))
              .build();

  private static final ApiMethodDescriptor<DeleteInstanceRequest, Operation>
      deleteInstanceMethodDescriptor =
          ApiMethodDescriptor.<DeleteInstanceRequest, Operation>newBuilder()
              .setFullMethodName("google.cloud.apigeeregistry.v1.Provisioning/DeleteInstance")
              .setHttpMethod("DELETE")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<DeleteInstanceRequest>newBuilder()
                      .setPath(
                          "/v1/{name=projects/*/locations/*/instances/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<DeleteInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<DeleteInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Operation>newBuilder()
                      .setDefaultInstance(Operation.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .setOperationSnapshotFactory(
                  (DeleteInstanceRequest request, Operation response) ->
                      HttpJsonOperationSnapshot.create(response))
              .build();

  private static final ApiMethodDescriptor<GetInstanceRequest, Instance>
      getInstanceMethodDescriptor =
          ApiMethodDescriptor.<GetInstanceRequest, Instance>newBuilder()
              .setFullMethodName("google.cloud.apigeeregistry.v1.Provisioning/GetInstance")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<GetInstanceRequest>newBuilder()
                      .setPath(
                          "/v1/{name=projects/*/locations/*/instances/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<GetInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<GetInstanceRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Instance>newBuilder()
                      .setDefaultInstance(Instance.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<ListLocationsRequest, ListLocationsResponse>
      listLocationsMethodDescriptor =
          ApiMethodDescriptor.<ListLocationsRequest, ListLocationsResponse>newBuilder()
              .setFullMethodName("google.cloud.location.Locations/ListLocations")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<ListLocationsRequest>newBuilder()
                      .setPath(
                          "/v1/{name=projects/*}/locations",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<ListLocationsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<ListLocationsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<ListLocationsResponse>newBuilder()
                      .setDefaultInstance(ListLocationsResponse.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<GetLocationRequest, Location>
      getLocationMethodDescriptor =
          ApiMethodDescriptor.<GetLocationRequest, Location>newBuilder()
              .setFullMethodName("google.cloud.location.Locations/GetLocation")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<GetLocationRequest>newBuilder()
                      .setPath(
                          "/v1/{name=projects/*/locations/*}",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<GetLocationRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "name", request.getName());
                            return fields;
                          })
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<GetLocationRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Location>newBuilder()
                      .setDefaultInstance(Location.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<SetIamPolicyRequest, Policy>
      setIamPolicyMethodDescriptor =
          ApiMethodDescriptor.<SetIamPolicyRequest, Policy>newBuilder()
              .setFullMethodName("google.iam.v1.IAMPolicy/SetIamPolicy")
              .setHttpMethod("POST")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<SetIamPolicyRequest>newBuilder()
                      .setPath(
                          "/v1/{resource=projects/*/locations/*/apis/*}:setIamPolicy",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "resource", request.getResource());
                            return fields;
                          })
                      .setAdditionalPaths(
                          "/v1/{resource=projects/*/locations/*/apis/*/deployments/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/artifacts/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/artifacts/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/artifacts/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*/artifacts/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/instances/*}:setIamPolicy",
                          "/v1/{resource=projects/*/locations/*/runtime}:setIamPolicy")
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<SetIamPolicyRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("*", request.toBuilder().clearResource().build(), true))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Policy>newBuilder()
                      .setDefaultInstance(Policy.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<GetIamPolicyRequest, Policy>
      getIamPolicyMethodDescriptor =
          ApiMethodDescriptor.<GetIamPolicyRequest, Policy>newBuilder()
              .setFullMethodName("google.iam.v1.IAMPolicy/GetIamPolicy")
              .setHttpMethod("GET")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<GetIamPolicyRequest>newBuilder()
                      .setPath(
                          "/v1/{resource=projects/*/locations/*/apis/*}:getIamPolicy",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "resource", request.getResource());
                            return fields;
                          })
                      .setAdditionalPaths(
                          "/v1/{resource=projects/*/locations/*/apis/*/deployments/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/artifacts/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/artifacts/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/artifacts/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*/artifacts/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/instances/*}:getIamPolicy",
                          "/v1/{resource=projects/*/locations/*/runtime}:getIamPolicy")
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<GetIamPolicyRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(request -> null)
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<Policy>newBuilder()
                      .setDefaultInstance(Policy.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private static final ApiMethodDescriptor<TestIamPermissionsRequest, TestIamPermissionsResponse>
      testIamPermissionsMethodDescriptor =
          ApiMethodDescriptor.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
              .setFullMethodName("google.iam.v1.IAMPolicy/TestIamPermissions")
              .setHttpMethod("POST")
              .setType(ApiMethodDescriptor.MethodType.UNARY)
              .setRequestFormatter(
                  ProtoMessageRequestFormatter.<TestIamPermissionsRequest>newBuilder()
                      .setPath(
                          "/v1/{resource=projects/*/locations/*/apis/*}:testIamPermissions",
                          request -> {
                            Map<String, String> fields = new HashMap<>();
                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putPathParam(fields, "resource", request.getResource());
                            return fields;
                          })
                      .setAdditionalPaths(
                          "/v1/{resource=projects/*/locations/*/apis/*/deployments/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/artifacts/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/apis/*/artifacts/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/artifacts/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/apis/*/versions/*/specs/*/artifacts/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/instances/*}:testIamPermissions",
                          "/v1/{resource=projects/*/locations/*/runtime}:testIamPermissions")
                      .setQueryParamsExtractor(
                          request -> {
                            Map<String, List<String>> fields = new HashMap<>();
                            ProtoRestSerializer<TestIamPermissionsRequest> serializer =
                                ProtoRestSerializer.create();
                            serializer.putQueryParam(fields, "$alt", "json;enum-encoding=int");
                            return fields;
                          })
                      .setRequestBodyExtractor(
                          request ->
                              ProtoRestSerializer.create()
                                  .toBody("*", request.toBuilder().clearResource().build(), true))
                      .build())
              .setResponseParser(
                  ProtoMessageResponseParser.<TestIamPermissionsResponse>newBuilder()
                      .setDefaultInstance(TestIamPermissionsResponse.getDefaultInstance())
                      .setDefaultTypeRegistry(typeRegistry)
                      .build())
              .build();

  private final UnaryCallable<CreateInstanceRequest, Operation> createInstanceCallable;
  private final OperationCallable<CreateInstanceRequest, Instance, OperationMetadata>
      createInstanceOperationCallable;
  private final UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCallable;
  private final OperationCallable<DeleteInstanceRequest, Empty, OperationMetadata>
      deleteInstanceOperationCallable;
  private final UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable;
  private final UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable;
  private final UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
      listLocationsPagedCallable;
  private final UnaryCallable<GetLocationRequest, Location> getLocationCallable;
  private final UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable;
  private final UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable;
  private final UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
      testIamPermissionsCallable;

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

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

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

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

  /**
   * Constructs an instance of HttpJsonProvisioningStub, 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 HttpJsonProvisioningStub(ProvisioningStubSettings settings, ClientContext clientContext)
      throws IOException {
    this(settings, clientContext, new HttpJsonProvisioningCallableFactory());
  }

  /**
   * Constructs an instance of HttpJsonProvisioningStub, 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 HttpJsonProvisioningStub(
      ProvisioningStubSettings settings,
      ClientContext clientContext,
      HttpJsonStubCallableFactory callableFactory)
      throws IOException {
    this.callableFactory = callableFactory;
    this.httpJsonOperationsStub =
        HttpJsonOperationsStub.create(
            clientContext,
            callableFactory,
            typeRegistry,
            ImmutableMap.<String, HttpRule>builder()
                .put(
                    "google.longrunning.Operations.CancelOperation",
                    HttpRule.newBuilder()
                        .setPost("/v1/{name=projects/*/locations/*/operations/*}:cancel")
                        .build())
                .put(
                    "google.longrunning.Operations.DeleteOperation",
                    HttpRule.newBuilder()
                        .setDelete("/v1/{name=projects/*/locations/*/operations/*}")
                        .build())
                .put(
                    "google.longrunning.Operations.GetOperation",
                    HttpRule.newBuilder()
                        .setGet("/v1/{name=projects/*/locations/*/operations/*}")
                        .build())
                .put(
                    "google.longrunning.Operations.ListOperations",
                    HttpRule.newBuilder()
                        .setGet("/v1/{name=projects/*/locations/*}/operations")
                        .build())
                .build());

    HttpJsonCallSettings<CreateInstanceRequest, Operation> createInstanceTransportSettings =
        HttpJsonCallSettings.<CreateInstanceRequest, Operation>newBuilder()
            .setMethodDescriptor(createInstanceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<DeleteInstanceRequest, Operation> deleteInstanceTransportSettings =
        HttpJsonCallSettings.<DeleteInstanceRequest, Operation>newBuilder()
            .setMethodDescriptor(deleteInstanceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<GetInstanceRequest, Instance> getInstanceTransportSettings =
        HttpJsonCallSettings.<GetInstanceRequest, Instance>newBuilder()
            .setMethodDescriptor(getInstanceMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<ListLocationsRequest, ListLocationsResponse>
        listLocationsTransportSettings =
            HttpJsonCallSettings.<ListLocationsRequest, ListLocationsResponse>newBuilder()
                .setMethodDescriptor(listLocationsMethodDescriptor)
                .setTypeRegistry(typeRegistry)
                .build();
    HttpJsonCallSettings<GetLocationRequest, Location> getLocationTransportSettings =
        HttpJsonCallSettings.<GetLocationRequest, Location>newBuilder()
            .setMethodDescriptor(getLocationMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<SetIamPolicyRequest, Policy> setIamPolicyTransportSettings =
        HttpJsonCallSettings.<SetIamPolicyRequest, Policy>newBuilder()
            .setMethodDescriptor(setIamPolicyMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<GetIamPolicyRequest, Policy> getIamPolicyTransportSettings =
        HttpJsonCallSettings.<GetIamPolicyRequest, Policy>newBuilder()
            .setMethodDescriptor(getIamPolicyMethodDescriptor)
            .setTypeRegistry(typeRegistry)
            .build();
    HttpJsonCallSettings<TestIamPermissionsRequest, TestIamPermissionsResponse>
        testIamPermissionsTransportSettings =
            HttpJsonCallSettings.<TestIamPermissionsRequest, TestIamPermissionsResponse>newBuilder()
                .setMethodDescriptor(testIamPermissionsMethodDescriptor)
                .setTypeRegistry(typeRegistry)
                .build();

    this.createInstanceCallable =
        callableFactory.createUnaryCallable(
            createInstanceTransportSettings, settings.createInstanceSettings(), clientContext);
    this.createInstanceOperationCallable =
        callableFactory.createOperationCallable(
            createInstanceTransportSettings,
            settings.createInstanceOperationSettings(),
            clientContext,
            httpJsonOperationsStub);
    this.deleteInstanceCallable =
        callableFactory.createUnaryCallable(
            deleteInstanceTransportSettings, settings.deleteInstanceSettings(), clientContext);
    this.deleteInstanceOperationCallable =
        callableFactory.createOperationCallable(
            deleteInstanceTransportSettings,
            settings.deleteInstanceOperationSettings(),
            clientContext,
            httpJsonOperationsStub);
    this.getInstanceCallable =
        callableFactory.createUnaryCallable(
            getInstanceTransportSettings, settings.getInstanceSettings(), clientContext);
    this.listLocationsCallable =
        callableFactory.createUnaryCallable(
            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
    this.listLocationsPagedCallable =
        callableFactory.createPagedCallable(
            listLocationsTransportSettings, settings.listLocationsSettings(), clientContext);
    this.getLocationCallable =
        callableFactory.createUnaryCallable(
            getLocationTransportSettings, settings.getLocationSettings(), clientContext);
    this.setIamPolicyCallable =
        callableFactory.createUnaryCallable(
            setIamPolicyTransportSettings, settings.setIamPolicySettings(), clientContext);
    this.getIamPolicyCallable =
        callableFactory.createUnaryCallable(
            getIamPolicyTransportSettings, settings.getIamPolicySettings(), clientContext);
    this.testIamPermissionsCallable =
        callableFactory.createUnaryCallable(
            testIamPermissionsTransportSettings,
            settings.testIamPermissionsSettings(),
            clientContext);

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

  @InternalApi
  public static List<ApiMethodDescriptor> getMethodDescriptors() {
    List<ApiMethodDescriptor> methodDescriptors = new ArrayList<>();
    methodDescriptors.add(createInstanceMethodDescriptor);
    methodDescriptors.add(deleteInstanceMethodDescriptor);
    methodDescriptors.add(getInstanceMethodDescriptor);
    methodDescriptors.add(listLocationsMethodDescriptor);
    methodDescriptors.add(getLocationMethodDescriptor);
    methodDescriptors.add(setIamPolicyMethodDescriptor);
    methodDescriptors.add(getIamPolicyMethodDescriptor);
    methodDescriptors.add(testIamPermissionsMethodDescriptor);
    return methodDescriptors;
  }

  public HttpJsonOperationsStub getHttpJsonOperationsStub() {
    return httpJsonOperationsStub;
  }

  @Override
  public UnaryCallable<CreateInstanceRequest, Operation> createInstanceCallable() {
    return createInstanceCallable;
  }

  @Override
  public OperationCallable<CreateInstanceRequest, Instance, OperationMetadata>
      createInstanceOperationCallable() {
    return createInstanceOperationCallable;
  }

  @Override
  public UnaryCallable<DeleteInstanceRequest, Operation> deleteInstanceCallable() {
    return deleteInstanceCallable;
  }

  @Override
  public OperationCallable<DeleteInstanceRequest, Empty, OperationMetadata>
      deleteInstanceOperationCallable() {
    return deleteInstanceOperationCallable;
  }

  @Override
  public UnaryCallable<GetInstanceRequest, Instance> getInstanceCallable() {
    return getInstanceCallable;
  }

  @Override
  public UnaryCallable<ListLocationsRequest, ListLocationsResponse> listLocationsCallable() {
    return listLocationsCallable;
  }

  @Override
  public UnaryCallable<ListLocationsRequest, ListLocationsPagedResponse>
      listLocationsPagedCallable() {
    return listLocationsPagedCallable;
  }

  @Override
  public UnaryCallable<GetLocationRequest, Location> getLocationCallable() {
    return getLocationCallable;
  }

  @Override
  public UnaryCallable<SetIamPolicyRequest, Policy> setIamPolicyCallable() {
    return setIamPolicyCallable;
  }

  @Override
  public UnaryCallable<GetIamPolicyRequest, Policy> getIamPolicyCallable() {
    return getIamPolicyCallable;
  }

  @Override
  public UnaryCallable<TestIamPermissionsRequest, TestIamPermissionsResponse>
      testIamPermissionsCallable() {
    return testIamPermissionsCallable;
  }

  @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);
  }
}