/*
 * Copyright 2020 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.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/cloud/compute/v1/compute.proto

package com.google.cloud.compute.v1;

/**
 *
 *
 * <pre>
 * The available logging options for the load balancer traffic served by this backend service.
 * </pre>
 *
 * Protobuf type {@code google.cloud.compute.v1.BackendServiceLogConfig}
 */
public final class BackendServiceLogConfig extends com.google.protobuf.GeneratedMessageV3
    implements
    // @@protoc_insertion_point(message_implements:google.cloud.compute.v1.BackendServiceLogConfig)
    BackendServiceLogConfigOrBuilder {
  private static final long serialVersionUID = 0L;
  // Use BackendServiceLogConfig.newBuilder() to construct.
  private BackendServiceLogConfig(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
    super(builder);
  }

  private BackendServiceLogConfig() {
    optionalFields_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    optionalMode_ = "";
  }

  @java.lang.Override
  @SuppressWarnings({"unused"})
  protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
    return new BackendServiceLogConfig();
  }

  @java.lang.Override
  public final com.google.protobuf.UnknownFieldSet getUnknownFields() {
    return this.unknownFields;
  }

  public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
    return com.google.cloud.compute.v1.Compute
        .internal_static_google_cloud_compute_v1_BackendServiceLogConfig_descriptor;
  }

  @java.lang.Override
  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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        .internal_static_google_cloud_compute_v1_BackendServiceLogConfig_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.cloud.compute.v1.BackendServiceLogConfig.class,
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  }

  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
   * </pre>
   *
   * Protobuf enum {@code google.cloud.compute.v1.BackendServiceLogConfig.OptionalMode}
   */
  public enum OptionalMode implements com.google.protobuf.ProtocolMessageEnum {
    /**
     *
     *
     * <pre>
     * A value indicating that the enum field is not set.
     * </pre>
     *
     * <code>UNDEFINED_OPTIONAL_MODE = 0;</code>
     */
    UNDEFINED_OPTIONAL_MODE(0),
    /**
     *
     *
     * <pre>
     * A subset of optional fields.
     * </pre>
     *
     * <code>CUSTOM = 388595569;</code>
     */
    CUSTOM(388595569),
    /**
     *
     *
     * <pre>
     * None optional fields.
     * </pre>
     *
     * <code>EXCLUDE_ALL_OPTIONAL = 168636099;</code>
     */
    EXCLUDE_ALL_OPTIONAL(168636099),
    /**
     *
     *
     * <pre>
     * All optional fields.
     * </pre>
     *
     * <code>INCLUDE_ALL_OPTIONAL = 535606965;</code>
     */
    INCLUDE_ALL_OPTIONAL(535606965),
    UNRECOGNIZED(-1),
    ;

    /**
     *
     *
     * <pre>
     * A value indicating that the enum field is not set.
     * </pre>
     *
     * <code>UNDEFINED_OPTIONAL_MODE = 0;</code>
     */
    public static final int UNDEFINED_OPTIONAL_MODE_VALUE = 0;
    /**
     *
     *
     * <pre>
     * A subset of optional fields.
     * </pre>
     *
     * <code>CUSTOM = 388595569;</code>
     */
    public static final int CUSTOM_VALUE = 388595569;
    /**
     *
     *
     * <pre>
     * None optional fields.
     * </pre>
     *
     * <code>EXCLUDE_ALL_OPTIONAL = 168636099;</code>
     */
    public static final int EXCLUDE_ALL_OPTIONAL_VALUE = 168636099;
    /**
     *
     *
     * <pre>
     * All optional fields.
     * </pre>
     *
     * <code>INCLUDE_ALL_OPTIONAL = 535606965;</code>
     */
    public static final int INCLUDE_ALL_OPTIONAL_VALUE = 535606965;

    public final int getNumber() {
      if (this == UNRECOGNIZED) {
        throw new java.lang.IllegalArgumentException(
            "Can't get the number of an unknown enum value.");
      }
      return value;
    }

    /**
     * @param value The numeric wire value of the corresponding enum entry.
     * @return The enum associated with the given numeric wire value.
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static OptionalMode valueOf(int value) {
      return forNumber(value);
    }

    /**
     * @param value The numeric wire value of the corresponding enum entry.
     * @return The enum associated with the given numeric wire value.
     */
    public static OptionalMode forNumber(int value) {
      switch (value) {
        case 0:
          return UNDEFINED_OPTIONAL_MODE;
        case 388595569:
          return CUSTOM;
        case 168636099:
          return EXCLUDE_ALL_OPTIONAL;
        case 535606965:
          return INCLUDE_ALL_OPTIONAL;
        default:
          return null;
      }
    }

    public static com.google.protobuf.Internal.EnumLiteMap<OptionalMode> internalGetValueMap() {
      return internalValueMap;
    }

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        new com.google.protobuf.Internal.EnumLiteMap<OptionalMode>() {
          public OptionalMode findValueByNumber(int number) {
            return OptionalMode.forNumber(number);
          }
        };

    public final com.google.protobuf.Descriptors.EnumValueDescriptor getValueDescriptor() {
      if (this == UNRECOGNIZED) {
        throw new java.lang.IllegalStateException(
            "Can't get the descriptor of an unrecognized enum value.");
      }
      return getDescriptor().getValues().get(ordinal());
    }

    public final com.google.protobuf.Descriptors.EnumDescriptor getDescriptorForType() {
      return getDescriptor();
    }

    public static final com.google.protobuf.Descriptors.EnumDescriptor getDescriptor() {
      return com.google.cloud.compute.v1.BackendServiceLogConfig.getDescriptor()
          .getEnumTypes()
          .get(0);
    }

    private static final OptionalMode[] VALUES = values();

    public static OptionalMode valueOf(com.google.protobuf.Descriptors.EnumValueDescriptor desc) {
      if (desc.getType() != getDescriptor()) {
        throw new java.lang.IllegalArgumentException("EnumValueDescriptor is not for this type.");
      }
      if (desc.getIndex() == -1) {
        return UNRECOGNIZED;
      }
      return VALUES[desc.getIndex()];
    }

    private final int value;

    private OptionalMode(int value) {
      this.value = value;
    }

    // @@protoc_insertion_point(enum_scope:google.cloud.compute.v1.BackendServiceLogConfig.OptionalMode)
  }

  private int bitField0_;
  public static final int ENABLE_FIELD_NUMBER = 311764355;
  private boolean enable_ = false;
  /**
   *
   *
   * <pre>
   * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
   * </pre>
   *
   * <code>optional bool enable = 311764355;</code>
   *
   * @return Whether the enable field is set.
   */
  @java.lang.Override
  public boolean hasEnable() {
    return ((bitField0_ & 0x00000001) != 0);
  }
  /**
   *
   *
   * <pre>
   * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
   * </pre>
   *
   * <code>optional bool enable = 311764355;</code>
   *
   * @return The enable.
   */
  @java.lang.Override
  public boolean getEnable() {
    return enable_;
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  @SuppressWarnings("serial")
  private com.google.protobuf.LazyStringList optionalFields_;
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
   * </pre>
   *
   * <code>repeated string optional_fields = 528589944;</code>
   *
   * @return A list containing the optionalFields.
   */
  public com.google.protobuf.ProtocolStringList getOptionalFieldsList() {
    return optionalFields_;
  }
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
   * </pre>
   *
   * <code>repeated string optional_fields = 528589944;</code>
   *
   * @return The count of optionalFields.
   */
  public int getOptionalFieldsCount() {
    return optionalFields_.size();
  }
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
   * </pre>
   *
   * <code>repeated string optional_fields = 528589944;</code>
   *
   * @param index The index of the element to return.
   * @return The optionalFields at the given index.
   */
  public java.lang.String getOptionalFields(int index) {
    return optionalFields_.get(index);
  }
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
   * </pre>
   *
   * <code>repeated string optional_fields = 528589944;</code>
   *
   * @param index The index of the value to return.
   * @return The bytes of the optionalFields at the given index.
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  public com.google.protobuf.ByteString getOptionalFieldsBytes(int index) {
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  @SuppressWarnings("serial")
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  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
   * Check the OptionalMode enum for the list of possible values.
   * </pre>
   *
   * <code>optional string optional_mode = 128697122;</code>
   *
   * @return Whether the optionalMode field is set.
   */
  @java.lang.Override
  public boolean hasOptionalMode() {
    return ((bitField0_ & 0x00000002) != 0);
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  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
   * Check the OptionalMode enum for the list of possible values.
   * </pre>
   *
   * <code>optional string optional_mode = 128697122;</code>
   *
   * @return The optionalMode.
   */
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  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
   * Check the OptionalMode enum for the list of possible values.
   * </pre>
   *
   * <code>optional string optional_mode = 128697122;</code>
   *
   * @return The bytes for optionalMode.
   */
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  public static final int SAMPLE_RATE_FIELD_NUMBER = 153193045;
  private float sampleRate_ = 0F;
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
   * </pre>
   *
   * <code>optional float sample_rate = 153193045;</code>
   *
   * @return Whether the sampleRate field is set.
   */
  @java.lang.Override
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    return ((bitField0_ & 0x00000004) != 0);
  }
  /**
   *
   *
   * <pre>
   * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
   * </pre>
   *
   * <code>optional float sample_rate = 153193045;</code>
   *
   * @return The sampleRate.
   */
  @java.lang.Override
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    return sampleRate_;
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  /**
   *
   *
   * <pre>
   * The available logging options for the load balancer traffic served by this backend service.
   * </pre>
   *
   * Protobuf type {@code google.cloud.compute.v1.BackendServiceLogConfig}
   */
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      if (((bitField0_ & 0x00000002) != 0)) {
        optionalFields_ = optionalFields_.getUnmodifiableView();
        bitField0_ = (bitField0_ & ~0x00000002);
      }
      result.optionalFields_ = optionalFields_;
    }

    private void buildPartial0(com.google.cloud.compute.v1.BackendServiceLogConfig result) {
      int from_bitField0_ = bitField0_;
      int to_bitField0_ = 0;
      if (((from_bitField0_ & 0x00000001) != 0)) {
        result.enable_ = enable_;
        to_bitField0_ |= 0x00000001;
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      if (((from_bitField0_ & 0x00000004) != 0)) {
        result.optionalMode_ = optionalMode_;
        to_bitField0_ |= 0x00000002;
      }
      if (((from_bitField0_ & 0x00000008) != 0)) {
        result.sampleRate_ = sampleRate_;
        to_bitField0_ |= 0x00000004;
      }
      result.bitField0_ |= to_bitField0_;
    }

    @java.lang.Override
    public Builder clone() {
      return super.clone();
    }

    @java.lang.Override
    public Builder setField(
        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
      return super.setField(field, value);
    }

    @java.lang.Override
    public Builder clearField(com.google.protobuf.Descriptors.FieldDescriptor field) {
      return super.clearField(field);
    }

    @java.lang.Override
    public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
      return super.clearOneof(oneof);
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    @java.lang.Override
    public Builder setRepeatedField(
        com.google.protobuf.Descriptors.FieldDescriptor field, int index, java.lang.Object value) {
      return super.setRepeatedField(field, index, value);
    }

    @java.lang.Override
    public Builder addRepeatedField(
        com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
      return super.addRepeatedField(field, value);
    }

    @java.lang.Override
    public Builder mergeFrom(com.google.protobuf.Message other) {
      if (other instanceof com.google.cloud.compute.v1.BackendServiceLogConfig) {
        return mergeFrom((com.google.cloud.compute.v1.BackendServiceLogConfig) other);
      } else {
        super.mergeFrom(other);
        return this;
      }
    }

    public Builder mergeFrom(com.google.cloud.compute.v1.BackendServiceLogConfig other) {
      if (other == com.google.cloud.compute.v1.BackendServiceLogConfig.getDefaultInstance())
        return this;
      if (other.hasEnable()) {
        setEnable(other.getEnable());
      }
      if (!other.optionalFields_.isEmpty()) {
        if (optionalFields_.isEmpty()) {
          optionalFields_ = other.optionalFields_;
          bitField0_ = (bitField0_ & ~0x00000002);
        } else {
          ensureOptionalFieldsIsMutable();
          optionalFields_.addAll(other.optionalFields_);
        }
        onChanged();
      }
      if (other.hasOptionalMode()) {
        optionalMode_ = other.optionalMode_;
        bitField0_ |= 0x00000004;
        onChanged();
      }
      if (other.hasSampleRate()) {
        setSampleRate(other.getSampleRate());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }

    @java.lang.Override
    public final boolean isInitialized() {
      return true;
    }

    @java.lang.Override
    public Builder mergeFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      if (extensionRegistry == null) {
        throw new java.lang.NullPointerException();
      }
      try {
        boolean done = false;
        while (!done) {
          int tag = input.readTag();
          switch (tag) {
            case 0:
              done = true;
              break;
            case 1029576978:
              {
                optionalMode_ = input.readStringRequireUtf8();
                bitField0_ |= 0x00000004;
                break;
              } // case 1029576978
            case 1225544365:
              {
                sampleRate_ = input.readFloat();
                bitField0_ |= 0x00000008;
                break;
              } // case 1225544365
            case -1800852456:
              {
                enable_ = input.readBool();
                bitField0_ |= 0x00000001;
                break;
              } // case -1800852456
            case -66247742:
              {
                java.lang.String s = input.readStringRequireUtf8();
                ensureOptionalFieldsIsMutable();
                optionalFields_.add(s);
                break;
              } // case -66247742
            default:
              {
                if (!super.parseUnknownField(input, extensionRegistry, tag)) {
                  done = true; // was an endgroup tag
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                break;
              } // default:
          } // switch (tag)
        } // while (!done)
      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.unwrapIOException();
      } finally {
        onChanged();
      } // finally
      return this;
    }

    private int bitField0_;

    private boolean enable_;
    /**
     *
     *
     * <pre>
     * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
     * </pre>
     *
     * <code>optional bool enable = 311764355;</code>
     *
     * @return Whether the enable field is set.
     */
    @java.lang.Override
    public boolean hasEnable() {
      return ((bitField0_ & 0x00000001) != 0);
    }
    /**
     *
     *
     * <pre>
     * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
     * </pre>
     *
     * <code>optional bool enable = 311764355;</code>
     *
     * @return The enable.
     */
    @java.lang.Override
    public boolean getEnable() {
      return enable_;
    }
    /**
     *
     *
     * <pre>
     * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
     * </pre>
     *
     * <code>optional bool enable = 311764355;</code>
     *
     * @param value The enable to set.
     * @return This builder for chaining.
     */
    public Builder setEnable(boolean value) {

      enable_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Denotes whether to enable logging for the load balancer traffic served by this backend service. The default value is false.
     * </pre>
     *
     * <code>optional bool enable = 311764355;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearEnable() {
      bitField0_ = (bitField0_ & ~0x00000001);
      enable_ = false;
      onChanged();
      return this;
    }

    private com.google.protobuf.LazyStringList optionalFields_ =
        com.google.protobuf.LazyStringArrayList.EMPTY;

    private void ensureOptionalFieldsIsMutable() {
      if (!((bitField0_ & 0x00000002) != 0)) {
        optionalFields_ = new com.google.protobuf.LazyStringArrayList(optionalFields_);
        bitField0_ |= 0x00000002;
      }
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @return A list containing the optionalFields.
     */
    public com.google.protobuf.ProtocolStringList getOptionalFieldsList() {
      return optionalFields_.getUnmodifiableView();
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @return The count of optionalFields.
     */
    public int getOptionalFieldsCount() {
      return optionalFields_.size();
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param index The index of the element to return.
     * @return The optionalFields at the given index.
     */
    public java.lang.String getOptionalFields(int index) {
      return optionalFields_.get(index);
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the optionalFields at the given index.
     */
    public com.google.protobuf.ByteString getOptionalFieldsBytes(int index) {
      return optionalFields_.getByteString(index);
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param index The index to set the value at.
     * @param value The optionalFields to set.
     * @return This builder for chaining.
     */
    public Builder setOptionalFields(int index, java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureOptionalFieldsIsMutable();
      optionalFields_.set(index, value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param value The optionalFields to add.
     * @return This builder for chaining.
     */
    public Builder addOptionalFields(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureOptionalFieldsIsMutable();
      optionalFields_.add(value);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param values The optionalFields to add.
     * @return This builder for chaining.
     */
    public Builder addAllOptionalFields(java.lang.Iterable<java.lang.String> values) {
      ensureOptionalFieldsIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, optionalFields_);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearOptionalFields() {
      optionalFields_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service and "logConfig.optionalMode" was set to CUSTOM. Contains a list of optional fields you want to include in the logs. For example: serverInstance, serverGkeDetails.cluster, serverGkeDetails.pod.podNamespace
     * </pre>
     *
     * <code>repeated string optional_fields = 528589944;</code>
     *
     * @param value The bytes of the optionalFields to add.
     * @return This builder for chaining.
     */
    public Builder addOptionalFieldsBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      ensureOptionalFieldsIsMutable();
      optionalFields_.add(value);
      onChanged();
      return this;
    }

    private java.lang.Object optionalMode_ = "";
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @return Whether the optionalMode field is set.
     */
    public boolean hasOptionalMode() {
      return ((bitField0_ & 0x00000004) != 0);
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @return The optionalMode.
     */
    public java.lang.String getOptionalMode() {
      java.lang.Object ref = optionalMode_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        optionalMode_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @return The bytes for optionalMode.
     */
    public com.google.protobuf.ByteString getOptionalModeBytes() {
      java.lang.Object ref = optionalMode_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        optionalMode_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @param value The optionalMode to set.
     * @return This builder for chaining.
     */
    public Builder setOptionalMode(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      optionalMode_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearOptionalMode() {
      optionalMode_ = getDefaultInstance().getOptionalMode();
      bitField0_ = (bitField0_ & ~0x00000004);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. Configures whether all, none or a subset of optional fields should be added to the reported logs. One of [INCLUDE_ALL_OPTIONAL, EXCLUDE_ALL_OPTIONAL, CUSTOM]. Default is EXCLUDE_ALL_OPTIONAL.
     * Check the OptionalMode enum for the list of possible values.
     * </pre>
     *
     * <code>optional string optional_mode = 128697122;</code>
     *
     * @param value The bytes for optionalMode to set.
     * @return This builder for chaining.
     */
    public Builder setOptionalModeBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      optionalMode_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }

    private float sampleRate_;
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
     * </pre>
     *
     * <code>optional float sample_rate = 153193045;</code>
     *
     * @return Whether the sampleRate field is set.
     */
    @java.lang.Override
    public boolean hasSampleRate() {
      return ((bitField0_ & 0x00000008) != 0);
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
     * </pre>
     *
     * <code>optional float sample_rate = 153193045;</code>
     *
     * @return The sampleRate.
     */
    @java.lang.Override
    public float getSampleRate() {
      return sampleRate_;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
     * </pre>
     *
     * <code>optional float sample_rate = 153193045;</code>
     *
     * @param value The sampleRate to set.
     * @return This builder for chaining.
     */
    public Builder setSampleRate(float value) {

      sampleRate_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field can only be specified if logging is enabled for this backend service. The value of the field must be in [0, 1]. This configures the sampling rate of requests to the load balancer where 1.0 means all logged requests are reported and 0.0 means no logged requests are reported. The default value is 1.0.
     * </pre>
     *
     * <code>optional float sample_rate = 153193045;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearSampleRate() {
      bitField0_ = (bitField0_ & ~0x00000008);
      sampleRate_ = 0F;
      onChanged();
      return this;
    }

    @java.lang.Override
    public final Builder setUnknownFields(final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFields(unknownFields);
    }

    @java.lang.Override
    public final Builder mergeUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.mergeUnknownFields(unknownFields);
    }

    // @@protoc_insertion_point(builder_scope:google.cloud.compute.v1.BackendServiceLogConfig)
  }

  // @@protoc_insertion_point(class_scope:google.cloud.compute.v1.BackendServiceLogConfig)
  private static final com.google.cloud.compute.v1.BackendServiceLogConfig DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.cloud.compute.v1.BackendServiceLogConfig();
  }

  public static com.google.cloud.compute.v1.BackendServiceLogConfig getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<BackendServiceLogConfig> PARSER =
      new com.google.protobuf.AbstractParser<BackendServiceLogConfig>() {
        @java.lang.Override
        public BackendServiceLogConfig parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          Builder builder = newBuilder();
          try {
            builder.mergeFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            throw e.setUnfinishedMessage(builder.buildPartial());
          } catch (com.google.protobuf.UninitializedMessageException e) {
            throw e.asInvalidProtocolBufferException().setUnfinishedMessage(builder.buildPartial());
          } catch (java.io.IOException e) {
            throw new com.google.protobuf.InvalidProtocolBufferException(e)
                .setUnfinishedMessage(builder.buildPartial());
          }
          return builder.buildPartial();
        }
      };

  public static com.google.protobuf.Parser<BackendServiceLogConfig> parser() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.protobuf.Parser<BackendServiceLogConfig> getParserForType() {
    return PARSER;
  }

  @java.lang.Override
  public com.google.cloud.compute.v1.BackendServiceLogConfig getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}