Controller2StubSettings.java

/*
 * Copyright 2021 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.debugger.v2.stub;

import com.google.api.core.ApiFunction;
import com.google.api.core.BetaApi;
import com.google.api.gax.core.GaxProperties;
import com.google.api.gax.core.GoogleCredentialsProvider;
import com.google.api.gax.core.InstantiatingExecutorProvider;
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.retrying.RetrySettings;
import com.google.api.gax.rpc.ApiClientHeaderProvider;
import com.google.api.gax.rpc.ClientContext;
import com.google.api.gax.rpc.StatusCode;
import com.google.api.gax.rpc.StubSettings;
import com.google.api.gax.rpc.TransportChannelProvider;
import com.google.api.gax.rpc.UnaryCallSettings;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
import com.google.devtools.clouddebugger.v2.ListActiveBreakpointsRequest;
import com.google.devtools.clouddebugger.v2.ListActiveBreakpointsResponse;
import com.google.devtools.clouddebugger.v2.RegisterDebuggeeRequest;
import com.google.devtools.clouddebugger.v2.RegisterDebuggeeResponse;
import com.google.devtools.clouddebugger.v2.UpdateActiveBreakpointRequest;
import com.google.devtools.clouddebugger.v2.UpdateActiveBreakpointResponse;
import java.io.IOException;
import java.util.List;
import javax.annotation.Generated;
import org.threeten.bp.Duration;

// AUTO-GENERATED DOCUMENTATION AND CLASS.
/**
 * Settings class to configure an instance of {@link Controller2Stub}.
 *
 * <p>The default instance has everything set to sensible defaults:
 *
 * <ul>
 *   <li>The default service address (clouddebugger.googleapis.com) and default port (443) are used.
 *   <li>Credentials are acquired automatically through Application Default Credentials.
 *   <li>Retries are configured for idempotent methods but not for non-idempotent methods.
 * </ul>
 *
 * <p>The builder of this class is recursive, so contained classes are themselves builders. When
 * build() is called, the tree of builders is called to create the complete settings object.
 *
 * <p>For example, to set the total timeout of registerDebuggee to 30 seconds:
 *
 * <pre>{@code
 * Controller2StubSettings.Builder controller2SettingsBuilder =
 *     Controller2StubSettings.newBuilder();
 * controller2SettingsBuilder
 *     .registerDebuggeeSettings()
 *     .setRetrySettings(
 *         controller2SettingsBuilder
 *             .registerDebuggeeSettings()
 *             .getRetrySettings()
 *             .toBuilder()
 *             .setTotalTimeout(Duration.ofSeconds(30))
 *             .build());
 * Controller2StubSettings controller2Settings = controller2SettingsBuilder.build();
 * }</pre>
 */
@Generated("by gapic-generator-java")
public class Controller2StubSettings extends StubSettings<Controller2StubSettings> {
  /** The default scopes of the service. */
  private static final ImmutableList<String> DEFAULT_SERVICE_SCOPES =
      ImmutableList.<String>builder()
          .add("https://www.googleapis.com/auth/cloud-platform")
          .add("https://www.googleapis.com/auth/cloud_debugger")
          .build();

  private final UnaryCallSettings<RegisterDebuggeeRequest, RegisterDebuggeeResponse>
      registerDebuggeeSettings;
  private final UnaryCallSettings<ListActiveBreakpointsRequest, ListActiveBreakpointsResponse>
      listActiveBreakpointsSettings;
  private final UnaryCallSettings<UpdateActiveBreakpointRequest, UpdateActiveBreakpointResponse>
      updateActiveBreakpointSettings;

  /** Returns the object with the settings used for calls to registerDebuggee. */
  public UnaryCallSettings<RegisterDebuggeeRequest, RegisterDebuggeeResponse>
      registerDebuggeeSettings() {
    return registerDebuggeeSettings;
  }

  /** Returns the object with the settings used for calls to listActiveBreakpoints. */
  public UnaryCallSettings<ListActiveBreakpointsRequest, ListActiveBreakpointsResponse>
      listActiveBreakpointsSettings() {
    return listActiveBreakpointsSettings;
  }

  /** Returns the object with the settings used for calls to updateActiveBreakpoint. */
  public UnaryCallSettings<UpdateActiveBreakpointRequest, UpdateActiveBreakpointResponse>
      updateActiveBreakpointSettings() {
    return updateActiveBreakpointSettings;
  }

  @BetaApi("A restructuring of stub classes is planned, so this may break in the future")
  public Controller2Stub createStub() throws IOException {
    if (getTransportChannelProvider()
        .getTransportName()
        .equals(GrpcTransportChannel.getGrpcTransportName())) {
      return GrpcController2Stub.create(this);
    }
    throw new UnsupportedOperationException(
        String.format(
            "Transport not supported: %s", getTransportChannelProvider().getTransportName()));
  }

  /** Returns a builder for the default ExecutorProvider for this service. */
  public static InstantiatingExecutorProvider.Builder defaultExecutorProviderBuilder() {
    return InstantiatingExecutorProvider.newBuilder();
  }

  /** Returns the default service endpoint. */
  public static String getDefaultEndpoint() {
    return "clouddebugger.googleapis.com:443";
  }

  /** Returns the default mTLS service endpoint. */
  public static String getDefaultMtlsEndpoint() {
    return "clouddebugger.mtls.googleapis.com:443";
  }

  /** Returns the default service scopes. */
  public static List<String> getDefaultServiceScopes() {
    return DEFAULT_SERVICE_SCOPES;
  }

  /** Returns a builder for the default credentials for this service. */
  public static GoogleCredentialsProvider.Builder defaultCredentialsProviderBuilder() {
    return GoogleCredentialsProvider.newBuilder().setScopesToApply(DEFAULT_SERVICE_SCOPES);
  }

  /** Returns a builder for the default ChannelProvider for this service. */
  public static InstantiatingGrpcChannelProvider.Builder defaultGrpcTransportProviderBuilder() {
    return InstantiatingGrpcChannelProvider.newBuilder()
        .setMaxInboundMessageSize(Integer.MAX_VALUE);
  }

  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() {
    return ApiClientHeaderProvider.newBuilder()
        .setGeneratedLibToken(
            "gapic", GaxProperties.getLibraryVersion(Controller2StubSettings.class))
        .setTransportToken(
            GaxGrpcProperties.getGrpcTokenName(), GaxGrpcProperties.getGrpcVersion());
  }

  /** Returns a new builder for this class. */
  public static Builder newBuilder() {
    return Builder.createDefault();
  }

  /** Returns a new builder for this class. */
  public static Builder newBuilder(ClientContext clientContext) {
    return new Builder(clientContext);
  }

  /** Returns a builder containing all the values of this settings class. */
  public Builder toBuilder() {
    return new Builder(this);
  }

  protected Controller2StubSettings(Builder settingsBuilder) throws IOException {
    super(settingsBuilder);

    registerDebuggeeSettings = settingsBuilder.registerDebuggeeSettings().build();
    listActiveBreakpointsSettings = settingsBuilder.listActiveBreakpointsSettings().build();
    updateActiveBreakpointSettings = settingsBuilder.updateActiveBreakpointSettings().build();
  }

  /** Builder for Controller2StubSettings. */
  public static class Builder extends StubSettings.Builder<Controller2StubSettings, Builder> {
    private final ImmutableList<UnaryCallSettings.Builder<?, ?>> unaryMethodSettingsBuilders;
    private final UnaryCallSettings.Builder<RegisterDebuggeeRequest, RegisterDebuggeeResponse>
        registerDebuggeeSettings;
    private final UnaryCallSettings.Builder<
            ListActiveBreakpointsRequest, ListActiveBreakpointsResponse>
        listActiveBreakpointsSettings;
    private final UnaryCallSettings.Builder<
            UpdateActiveBreakpointRequest, UpdateActiveBreakpointResponse>
        updateActiveBreakpointSettings;
    private static final ImmutableMap<String, ImmutableSet<StatusCode.Code>>
        RETRYABLE_CODE_DEFINITIONS;

    static {
      ImmutableMap.Builder<String, ImmutableSet<StatusCode.Code>> definitions =
          ImmutableMap.builder();
      definitions.put(
          "no_retry_2_codes", ImmutableSet.copyOf(Lists.<StatusCode.Code>newArrayList()));
      definitions.put(
          "retry_policy_3_codes",
          ImmutableSet.copyOf(
              Lists.<StatusCode.Code>newArrayList(
                  StatusCode.Code.UNAVAILABLE, StatusCode.Code.DEADLINE_EXCEEDED)));
      RETRYABLE_CODE_DEFINITIONS = definitions.build();
    }

    private static final ImmutableMap<String, RetrySettings> RETRY_PARAM_DEFINITIONS;

    static {
      ImmutableMap.Builder<String, RetrySettings> definitions = ImmutableMap.builder();
      RetrySettings settings = null;
      settings =
          RetrySettings.newBuilder()
              .setInitialRpcTimeout(Duration.ofMillis(600000L))
              .setRpcTimeoutMultiplier(1.0)
              .setMaxRpcTimeout(Duration.ofMillis(600000L))
              .setTotalTimeout(Duration.ofMillis(600000L))
              .build();
      definitions.put("no_retry_2_params", settings);
      settings =
          RetrySettings.newBuilder()
              .setInitialRetryDelay(Duration.ofMillis(100L))
              .setRetryDelayMultiplier(1.3)
              .setMaxRetryDelay(Duration.ofMillis(60000L))
              .setInitialRpcTimeout(Duration.ofMillis(600000L))
              .setRpcTimeoutMultiplier(1.0)
              .setMaxRpcTimeout(Duration.ofMillis(600000L))
              .setTotalTimeout(Duration.ofMillis(600000L))
              .build();
      definitions.put("retry_policy_3_params", settings);
      RETRY_PARAM_DEFINITIONS = definitions.build();
    }

    protected Builder() {
      this(((ClientContext) null));
    }

    protected Builder(ClientContext clientContext) {
      super(clientContext);

      registerDebuggeeSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
      listActiveBreakpointsSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();
      updateActiveBreakpointSettings = UnaryCallSettings.newUnaryCallSettingsBuilder();

      unaryMethodSettingsBuilders =
          ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
              registerDebuggeeSettings,
              listActiveBreakpointsSettings,
              updateActiveBreakpointSettings);
      initDefaults(this);
    }

    protected Builder(Controller2StubSettings settings) {
      super(settings);

      registerDebuggeeSettings = settings.registerDebuggeeSettings.toBuilder();
      listActiveBreakpointsSettings = settings.listActiveBreakpointsSettings.toBuilder();
      updateActiveBreakpointSettings = settings.updateActiveBreakpointSettings.toBuilder();

      unaryMethodSettingsBuilders =
          ImmutableList.<UnaryCallSettings.Builder<?, ?>>of(
              registerDebuggeeSettings,
              listActiveBreakpointsSettings,
              updateActiveBreakpointSettings);
    }

    private static Builder createDefault() {
      Builder builder = new Builder(((ClientContext) null));

      builder.setTransportChannelProvider(defaultTransportChannelProvider());
      builder.setCredentialsProvider(defaultCredentialsProviderBuilder().build());
      builder.setInternalHeaderProvider(defaultApiClientHeaderProviderBuilder().build());
      builder.setEndpoint(getDefaultEndpoint());
      builder.setMtlsEndpoint(getDefaultMtlsEndpoint());
      builder.setSwitchToMtlsEndpointAllowed(true);

      return initDefaults(builder);
    }

    private static Builder initDefaults(Builder builder) {
      builder
          .registerDebuggeeSettings()
          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("no_retry_2_codes"))
          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("no_retry_2_params"));

      builder
          .listActiveBreakpointsSettings()
          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_3_codes"))
          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_3_params"));

      builder
          .updateActiveBreakpointSettings()
          .setRetryableCodes(RETRYABLE_CODE_DEFINITIONS.get("retry_policy_3_codes"))
          .setRetrySettings(RETRY_PARAM_DEFINITIONS.get("retry_policy_3_params"));

      return builder;
    }

    /**
     * Applies the given settings updater function to all of the unary API methods in this service.
     *
     * <p>Note: This method does not support applying settings to streaming methods.
     */
    public Builder applyToAllUnaryMethods(
        ApiFunction<UnaryCallSettings.Builder<?, ?>, Void> settingsUpdater) {
      super.applyToAllUnaryMethods(unaryMethodSettingsBuilders, settingsUpdater);
      return this;
    }

    public ImmutableList<UnaryCallSettings.Builder<?, ?>> unaryMethodSettingsBuilders() {
      return unaryMethodSettingsBuilders;
    }

    /** Returns the builder for the settings used for calls to registerDebuggee. */
    public UnaryCallSettings.Builder<RegisterDebuggeeRequest, RegisterDebuggeeResponse>
        registerDebuggeeSettings() {
      return registerDebuggeeSettings;
    }

    /** Returns the builder for the settings used for calls to listActiveBreakpoints. */
    public UnaryCallSettings.Builder<ListActiveBreakpointsRequest, ListActiveBreakpointsResponse>
        listActiveBreakpointsSettings() {
      return listActiveBreakpointsSettings;
    }

    /** Returns the builder for the settings used for calls to updateActiveBreakpoint. */
    public UnaryCallSettings.Builder<UpdateActiveBreakpointRequest, UpdateActiveBreakpointResponse>
        updateActiveBreakpointSettings() {
      return updateActiveBreakpointSettings;
    }

    @Override
    public Controller2StubSettings build() throws IOException {
      return new Controller2StubSettings(this);
    }
  }
}