/*
 * Copyright 2023 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>
 * Represents a Target Pool resource. Target pools are used for network TCP/UDP load balancing. A target pool references member instances, an associated legacy HttpHealthCheck resource, and, optionally, a backup target pool. For more information, read Using target pools.
 * </pre>
 *
 * Protobuf type {@code google.cloud.compute.v1.TargetPool}
 */
public final class TargetPool extends com.google.protobuf.GeneratedMessageV3
    implements
    // @@protoc_insertion_point(message_implements:google.cloud.compute.v1.TargetPool)
    TargetPoolOrBuilder {
  private static final long serialVersionUID = 0L;
  // Use TargetPool.newBuilder() to construct.
  private TargetPool(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
    super(builder);
  }

  private TargetPool() {
    backupPool_ = "";
    creationTimestamp_ = "";
    description_ = "";
    healthChecks_ = com.google.protobuf.LazyStringArrayList.emptyList();
    instances_ = com.google.protobuf.LazyStringArrayList.emptyList();
    kind_ = "";
    name_ = "";
    region_ = "";
    selfLink_ = "";
    sessionAffinity_ = "";
  }

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

  public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
    return com.google.cloud.compute.v1.Compute
        .internal_static_google_cloud_compute_v1_TargetPool_descriptor;
  }

  @java.lang.Override
  protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
      internalGetFieldAccessorTable() {
    return com.google.cloud.compute.v1.Compute
        .internal_static_google_cloud_compute_v1_TargetPool_fieldAccessorTable
        .ensureFieldAccessorsInitialized(
            com.google.cloud.compute.v1.TargetPool.class,
            com.google.cloud.compute.v1.TargetPool.Builder.class);
  }

  /**
   *
   *
   * <pre>
   * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
   * </pre>
   *
   * Protobuf enum {@code google.cloud.compute.v1.TargetPool.SessionAffinity}
   */
  public enum SessionAffinity implements com.google.protobuf.ProtocolMessageEnum {
    /**
     *
     *
     * <pre>
     * A value indicating that the enum field is not set.
     * </pre>
     *
     * <code>UNDEFINED_SESSION_AFFINITY = 0;</code>
     */
    UNDEFINED_SESSION_AFFINITY(0),
    /**
     *
     *
     * <pre>
     * 2-tuple hash on packet's source and destination IP addresses. Connections from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy.
     * </pre>
     *
     * <code>CLIENT_IP = 345665051;</code>
     */
    CLIENT_IP(345665051),
    /**
     *
     *
     * <pre>
     * 1-tuple hash only on packet's source IP address. Connections from the same source IP address will be served by the same backend VM while that VM remains healthy. This option can only be used for Internal TCP/UDP Load Balancing.
     * </pre>
     *
     * <code>CLIENT_IP_NO_DESTINATION = 106122516;</code>
     */
    CLIENT_IP_NO_DESTINATION(106122516),
    /**
     *
     *
     * <pre>
     * 5-tuple hash on packet's source and destination IP addresses, IP protocol, and source and destination ports. Connections for the same IP protocol from the same source IP address and port to the same destination IP address and port will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing.
     * </pre>
     *
     * <code>CLIENT_IP_PORT_PROTO = 221722926;</code>
     */
    CLIENT_IP_PORT_PROTO(221722926),
    /**
     *
     *
     * <pre>
     * 3-tuple hash on packet's source and destination IP addresses, and IP protocol. Connections for the same IP protocol from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing.
     * </pre>
     *
     * <code>CLIENT_IP_PROTO = 25322148;</code>
     */
    CLIENT_IP_PROTO(25322148),
    /**
     *
     *
     * <pre>
     * Hash based on a cookie generated by the L7 loadbalancer. Only valid for HTTP(S) load balancing.
     * </pre>
     *
     * <code>GENERATED_COOKIE = 370321204;</code>
     */
    GENERATED_COOKIE(370321204),
    /**
     *
     *
     * <pre>
     * The hash is based on a user specified header field.
     * </pre>
     *
     * <code>HEADER_FIELD = 200737960;</code>
     */
    HEADER_FIELD(200737960),
    /**
     *
     *
     * <pre>
     * The hash is based on a user provided cookie.
     * </pre>
     *
     * <code>HTTP_COOKIE = 494981627;</code>
     */
    HTTP_COOKIE(494981627),
    /**
     *
     *
     * <pre>
     * No session affinity. Connections from the same client IP may go to any instance in the pool.
     * </pre>
     *
     * <code>NONE = 2402104;</code>
     */
    NONE(2402104),
    UNRECOGNIZED(-1),
    ;

    /**
     *
     *
     * <pre>
     * A value indicating that the enum field is not set.
     * </pre>
     *
     * <code>UNDEFINED_SESSION_AFFINITY = 0;</code>
     */
    public static final int UNDEFINED_SESSION_AFFINITY_VALUE = 0;
    /**
     *
     *
     * <pre>
     * 2-tuple hash on packet's source and destination IP addresses. Connections from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy.
     * </pre>
     *
     * <code>CLIENT_IP = 345665051;</code>
     */
    public static final int CLIENT_IP_VALUE = 345665051;
    /**
     *
     *
     * <pre>
     * 1-tuple hash only on packet's source IP address. Connections from the same source IP address will be served by the same backend VM while that VM remains healthy. This option can only be used for Internal TCP/UDP Load Balancing.
     * </pre>
     *
     * <code>CLIENT_IP_NO_DESTINATION = 106122516;</code>
     */
    public static final int CLIENT_IP_NO_DESTINATION_VALUE = 106122516;
    /**
     *
     *
     * <pre>
     * 5-tuple hash on packet's source and destination IP addresses, IP protocol, and source and destination ports. Connections for the same IP protocol from the same source IP address and port to the same destination IP address and port will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing.
     * </pre>
     *
     * <code>CLIENT_IP_PORT_PROTO = 221722926;</code>
     */
    public static final int CLIENT_IP_PORT_PROTO_VALUE = 221722926;
    /**
     *
     *
     * <pre>
     * 3-tuple hash on packet's source and destination IP addresses, and IP protocol. Connections for the same IP protocol from the same source IP address to the same destination IP address will be served by the same backend VM while that VM remains healthy. This option cannot be used for HTTP(S) load balancing.
     * </pre>
     *
     * <code>CLIENT_IP_PROTO = 25322148;</code>
     */
    public static final int CLIENT_IP_PROTO_VALUE = 25322148;
    /**
     *
     *
     * <pre>
     * Hash based on a cookie generated by the L7 loadbalancer. Only valid for HTTP(S) load balancing.
     * </pre>
     *
     * <code>GENERATED_COOKIE = 370321204;</code>
     */
    public static final int GENERATED_COOKIE_VALUE = 370321204;
    /**
     *
     *
     * <pre>
     * The hash is based on a user specified header field.
     * </pre>
     *
     * <code>HEADER_FIELD = 200737960;</code>
     */
    public static final int HEADER_FIELD_VALUE = 200737960;
    /**
     *
     *
     * <pre>
     * The hash is based on a user provided cookie.
     * </pre>
     *
     * <code>HTTP_COOKIE = 494981627;</code>
     */
    public static final int HTTP_COOKIE_VALUE = 494981627;
    /**
     *
     *
     * <pre>
     * No session affinity. Connections from the same client IP may go to any instance in the pool.
     * </pre>
     *
     * <code>NONE = 2402104;</code>
     */
    public static final int NONE_VALUE = 2402104;

    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 SessionAffinity 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 SessionAffinity forNumber(int value) {
      switch (value) {
        case 0:
          return UNDEFINED_SESSION_AFFINITY;
        case 345665051:
          return CLIENT_IP;
        case 106122516:
          return CLIENT_IP_NO_DESTINATION;
        case 221722926:
          return CLIENT_IP_PORT_PROTO;
        case 25322148:
          return CLIENT_IP_PROTO;
        case 370321204:
          return GENERATED_COOKIE;
        case 200737960:
          return HEADER_FIELD;
        case 494981627:
          return HTTP_COOKIE;
        case 2402104:
          return NONE;
        default:
          return null;
      }
    }

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

    private static final com.google.protobuf.Internal.EnumLiteMap<SessionAffinity>
        internalValueMap =
            new com.google.protobuf.Internal.EnumLiteMap<SessionAffinity>() {
              public SessionAffinity findValueByNumber(int number) {
                return SessionAffinity.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.TargetPool.getDescriptor().getEnumTypes().get(0);
    }

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

    public static SessionAffinity 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 SessionAffinity(int value) {
      this.value = value;
    }

    // @@protoc_insertion_point(enum_scope:google.cloud.compute.v1.TargetPool.SessionAffinity)
  }

  private int bitField0_;
  public static final int BACKUP_POOL_FIELD_NUMBER = 45884537;

  @SuppressWarnings("serial")
  private volatile java.lang.Object backupPool_ = "";
  /**
   *
   *
   * <pre>
   * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
   * </pre>
   *
   * <code>optional string backup_pool = 45884537;</code>
   *
   * @return Whether the backupPool field is set.
   */
  @java.lang.Override
  public boolean hasBackupPool() {
    return ((bitField0_ & 0x00000001) != 0);
  }
  /**
   *
   *
   * <pre>
   * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
   * </pre>
   *
   * <code>optional string backup_pool = 45884537;</code>
   *
   * @return The backupPool.
   */
  @java.lang.Override
  public java.lang.String getBackupPool() {
    java.lang.Object ref = backupPool_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      backupPool_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
   * </pre>
   *
   * <code>optional string backup_pool = 45884537;</code>
   *
   * @return The bytes for backupPool.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getBackupPoolBytes() {
    java.lang.Object ref = backupPool_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      backupPool_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int CREATION_TIMESTAMP_FIELD_NUMBER = 30525366;

  @SuppressWarnings("serial")
  private volatile java.lang.Object creationTimestamp_ = "";
  /**
   *
   *
   * <pre>
   * [Output Only] Creation timestamp in RFC3339 text format.
   * </pre>
   *
   * <code>optional string creation_timestamp = 30525366;</code>
   *
   * @return Whether the creationTimestamp field is set.
   */
  @java.lang.Override
  public boolean hasCreationTimestamp() {
    return ((bitField0_ & 0x00000002) != 0);
  }
  /**
   *
   *
   * <pre>
   * [Output Only] Creation timestamp in RFC3339 text format.
   * </pre>
   *
   * <code>optional string creation_timestamp = 30525366;</code>
   *
   * @return The creationTimestamp.
   */
  @java.lang.Override
  public java.lang.String getCreationTimestamp() {
    java.lang.Object ref = creationTimestamp_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      creationTimestamp_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * [Output Only] Creation timestamp in RFC3339 text format.
   * </pre>
   *
   * <code>optional string creation_timestamp = 30525366;</code>
   *
   * @return The bytes for creationTimestamp.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getCreationTimestampBytes() {
    java.lang.Object ref = creationTimestamp_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      creationTimestamp_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int DESCRIPTION_FIELD_NUMBER = 422937596;

  @SuppressWarnings("serial")
  private volatile java.lang.Object description_ = "";
  /**
   *
   *
   * <pre>
   * An optional description of this resource. Provide this property when you create the resource.
   * </pre>
   *
   * <code>optional string description = 422937596;</code>
   *
   * @return Whether the description field is set.
   */
  @java.lang.Override
  public boolean hasDescription() {
    return ((bitField0_ & 0x00000004) != 0);
  }
  /**
   *
   *
   * <pre>
   * An optional description of this resource. Provide this property when you create the resource.
   * </pre>
   *
   * <code>optional string description = 422937596;</code>
   *
   * @return The description.
   */
  @java.lang.Override
  public java.lang.String getDescription() {
    java.lang.Object ref = description_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      description_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * An optional description of this resource. Provide this property when you create the resource.
   * </pre>
   *
   * <code>optional string description = 422937596;</code>
   *
   * @return The bytes for description.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getDescriptionBytes() {
    java.lang.Object ref = description_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      description_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int FAILOVER_RATIO_FIELD_NUMBER = 212667006;
  private float failoverRatio_ = 0F;
  /**
   *
   *
   * <pre>
   * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
   * </pre>
   *
   * <code>optional float failover_ratio = 212667006;</code>
   *
   * @return Whether the failoverRatio field is set.
   */
  @java.lang.Override
  public boolean hasFailoverRatio() {
    return ((bitField0_ & 0x00000008) != 0);
  }
  /**
   *
   *
   * <pre>
   * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
   * </pre>
   *
   * <code>optional float failover_ratio = 212667006;</code>
   *
   * @return The failoverRatio.
   */
  @java.lang.Override
  public float getFailoverRatio() {
    return failoverRatio_;
  }

  public static final int HEALTH_CHECKS_FIELD_NUMBER = 448370606;

  @SuppressWarnings("serial")
  private com.google.protobuf.LazyStringArrayList healthChecks_ =
      com.google.protobuf.LazyStringArrayList.emptyList();
  /**
   *
   *
   * <pre>
   * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
   * </pre>
   *
   * <code>repeated string health_checks = 448370606;</code>
   *
   * @return A list containing the healthChecks.
   */
  public com.google.protobuf.ProtocolStringList getHealthChecksList() {
    return healthChecks_;
  }
  /**
   *
   *
   * <pre>
   * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
   * </pre>
   *
   * <code>repeated string health_checks = 448370606;</code>
   *
   * @return The count of healthChecks.
   */
  public int getHealthChecksCount() {
    return healthChecks_.size();
  }
  /**
   *
   *
   * <pre>
   * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
   * </pre>
   *
   * <code>repeated string health_checks = 448370606;</code>
   *
   * @param index The index of the element to return.
   * @return The healthChecks at the given index.
   */
  public java.lang.String getHealthChecks(int index) {
    return healthChecks_.get(index);
  }
  /**
   *
   *
   * <pre>
   * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
   * </pre>
   *
   * <code>repeated string health_checks = 448370606;</code>
   *
   * @param index The index of the value to return.
   * @return The bytes of the healthChecks at the given index.
   */
  public com.google.protobuf.ByteString getHealthChecksBytes(int index) {
    return healthChecks_.getByteString(index);
  }

  public static final int ID_FIELD_NUMBER = 3355;
  private long id_ = 0L;
  /**
   *
   *
   * <pre>
   * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
   * </pre>
   *
   * <code>optional uint64 id = 3355;</code>
   *
   * @return Whether the id field is set.
   */
  @java.lang.Override
  public boolean hasId() {
    return ((bitField0_ & 0x00000010) != 0);
  }
  /**
   *
   *
   * <pre>
   * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
   * </pre>
   *
   * <code>optional uint64 id = 3355;</code>
   *
   * @return The id.
   */
  @java.lang.Override
  public long getId() {
    return id_;
  }

  public static final int INSTANCES_FIELD_NUMBER = 29097598;

  @SuppressWarnings("serial")
  private com.google.protobuf.LazyStringArrayList instances_ =
      com.google.protobuf.LazyStringArrayList.emptyList();
  /**
   *
   *
   * <pre>
   * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
   * </pre>
   *
   * <code>repeated string instances = 29097598;</code>
   *
   * @return A list containing the instances.
   */
  public com.google.protobuf.ProtocolStringList getInstancesList() {
    return instances_;
  }
  /**
   *
   *
   * <pre>
   * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
   * </pre>
   *
   * <code>repeated string instances = 29097598;</code>
   *
   * @return The count of instances.
   */
  public int getInstancesCount() {
    return instances_.size();
  }
  /**
   *
   *
   * <pre>
   * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
   * </pre>
   *
   * <code>repeated string instances = 29097598;</code>
   *
   * @param index The index of the element to return.
   * @return The instances at the given index.
   */
  public java.lang.String getInstances(int index) {
    return instances_.get(index);
  }
  /**
   *
   *
   * <pre>
   * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
   * </pre>
   *
   * <code>repeated string instances = 29097598;</code>
   *
   * @param index The index of the value to return.
   * @return The bytes of the instances at the given index.
   */
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  /**
   *
   *
   * <pre>
   * [Output Only] Type of the resource. Always compute#targetPool for target pools.
   * </pre>
   *
   * <code>optional string kind = 3292052;</code>
   *
   * @return Whether the kind field is set.
   */
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  /**
   *
   *
   * <pre>
   * [Output Only] Type of the resource. Always compute#targetPool for target pools.
   * </pre>
   *
   * <code>optional string kind = 3292052;</code>
   *
   * @return The kind.
   */
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      return s;
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  /**
   *
   *
   * <pre>
   * [Output Only] Type of the resource. Always compute#targetPool for target pools.
   * </pre>
   *
   * <code>optional string kind = 3292052;</code>
   *
   * @return The bytes for kind.
   */
  @java.lang.Override
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    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
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  @SuppressWarnings("serial")
  private volatile java.lang.Object name_ = "";
  /**
   *
   *
   * <pre>
   * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
   * </pre>
   *
   * <code>optional string name = 3373707;</code>
   *
   * @return Whether the name field is set.
   */
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   *
   *
   * <pre>
   * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
   * </pre>
   *
   * <code>optional string name = 3373707;</code>
   *
   * @return The name.
   */
  @java.lang.Override
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      name_ = s;
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  /**
   *
   *
   * <pre>
   * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
   * </pre>
   *
   * <code>optional string name = 3373707;</code>
   *
   * @return The bytes for name.
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  @SuppressWarnings("serial")
  private volatile java.lang.Object region_ = "";
  /**
   *
   *
   * <pre>
   * [Output Only] URL of the region where the target pool resides.
   * </pre>
   *
   * <code>optional string region = 138946292;</code>
   *
   * @return Whether the region field is set.
   */
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  public boolean hasRegion() {
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  }
  /**
   *
   *
   * <pre>
   * [Output Only] URL of the region where the target pool resides.
   * </pre>
   *
   * <code>optional string region = 138946292;</code>
   *
   * @return The region.
   */
  @java.lang.Override
  public java.lang.String getRegion() {
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  }
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   *
   *
   * <pre>
   * [Output Only] URL of the region where the target pool resides.
   * </pre>
   *
   * <code>optional string region = 138946292;</code>
   *
   * @return The bytes for region.
   */
  @java.lang.Override
  public com.google.protobuf.ByteString getRegionBytes() {
    java.lang.Object ref = region_;
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      return b;
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  @SuppressWarnings("serial")
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  /**
   *
   *
   * <pre>
   * [Output Only] Server-defined URL for the resource.
   * </pre>
   *
   * <code>optional string self_link = 456214797;</code>
   *
   * @return Whether the selfLink field is set.
   */
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  /**
   *
   *
   * <pre>
   * [Output Only] Server-defined URL for the resource.
   * </pre>
   *
   * <code>optional string self_link = 456214797;</code>
   *
   * @return The selfLink.
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  @java.lang.Override
  public java.lang.String getSelfLink() {
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      java.lang.String s = bs.toStringUtf8();
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      return s;
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   *
   *
   * <pre>
   * [Output Only] Server-defined URL for the resource.
   * </pre>
   *
   * <code>optional string self_link = 456214797;</code>
   *
   * @return The bytes for selfLink.
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  public com.google.protobuf.ByteString getSelfLinkBytes() {
    java.lang.Object ref = selfLink_;
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      selfLink_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
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  public static final int SESSION_AFFINITY_FIELD_NUMBER = 463888561;

  @SuppressWarnings("serial")
  private volatile java.lang.Object sessionAffinity_ = "";
  /**
   *
   *
   * <pre>
   * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
   * Check the SessionAffinity enum for the list of possible values.
   * </pre>
   *
   * <code>optional string session_affinity = 463888561;</code>
   *
   * @return Whether the sessionAffinity field is set.
   */
  @java.lang.Override
  public boolean hasSessionAffinity() {
    return ((bitField0_ & 0x00000200) != 0);
  }
  /**
   *
   *
   * <pre>
   * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
   * Check the SessionAffinity enum for the list of possible values.
   * </pre>
   *
   * <code>optional string session_affinity = 463888561;</code>
   *
   * @return The sessionAffinity.
   */
  @java.lang.Override
  public java.lang.String getSessionAffinity() {
    java.lang.Object ref = sessionAffinity_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
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      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      sessionAffinity_ = s;
      return s;
    }
  }
  /**
   *
   *
   * <pre>
   * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
   * Check the SessionAffinity enum for the list of possible values.
   * </pre>
   *
   * <code>optional string session_affinity = 463888561;</code>
   *
   * @return The bytes for sessionAffinity.
   */
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    java.lang.Object ref = sessionAffinity_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
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      sessionAffinity_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
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    if (isInitialized == 1) return true;
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  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
      return true;
    }
    if (!(obj instanceof com.google.cloud.compute.v1.TargetPool)) {
      return super.equals(obj);
    }
    com.google.cloud.compute.v1.TargetPool other = (com.google.cloud.compute.v1.TargetPool) obj;

    if (hasBackupPool() != other.hasBackupPool()) return false;
    if (hasBackupPool()) {
      if (!getBackupPool().equals(other.getBackupPool())) return false;
    }
    if (hasCreationTimestamp() != other.hasCreationTimestamp()) return false;
    if (hasCreationTimestamp()) {
      if (!getCreationTimestamp().equals(other.getCreationTimestamp())) return false;
    }
    if (hasDescription() != other.hasDescription()) return false;
    if (hasDescription()) {
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    if (hasFailoverRatio()) {
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    if (!getHealthChecksList().equals(other.getHealthChecksList())) return false;
    if (hasId() != other.hasId()) return false;
    if (hasId()) {
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    }
    if (!getInstancesList().equals(other.getInstancesList())) return false;
    if (hasKind() != other.hasKind()) return false;
    if (hasKind()) {
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    }
    if (hasName() != other.hasName()) return false;
    if (hasName()) {
      if (!getName().equals(other.getName())) return false;
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    if (hasRegion() != other.hasRegion()) return false;
    if (hasRegion()) {
      if (!getRegion().equals(other.getRegion())) return false;
    }
    if (hasSelfLink() != other.hasSelfLink()) return false;
    if (hasSelfLink()) {
      if (!getSelfLink().equals(other.getSelfLink())) return false;
    }
    if (hasSessionAffinity() != other.hasSessionAffinity()) return false;
    if (hasSessionAffinity()) {
      if (!getSessionAffinity().equals(other.getSessionAffinity())) return false;
    }
    if (!getUnknownFields().equals(other.getUnknownFields())) return false;
    return true;
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  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    if (hasBackupPool()) {
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    }
    if (hasDescription()) {
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      hash = (53 * hash) + getDescription().hashCode();
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    }
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    if (hasKind()) {
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      hash = (53 * hash) + getKind().hashCode();
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      hash = (53 * hash) + getRegion().hashCode();
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    if (hasSelfLink()) {
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    if (hasSessionAffinity()) {
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      hash = (53 * hash) + getSessionAffinity().hashCode();
    }
    hash = (29 * hash) + getUnknownFields().hashCode();
    memoizedHashCode = hash;
    return hash;
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  public static com.google.cloud.compute.v1.TargetPool parseFrom(java.nio.ByteBuffer data)
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  public static com.google.cloud.compute.v1.TargetPool parseFrom(
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  public static com.google.cloud.compute.v1.TargetPool parseDelimitedFrom(
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  public static com.google.cloud.compute.v1.TargetPool parseFrom(
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  public static com.google.cloud.compute.v1.TargetPool parseFrom(
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  public static Builder newBuilder(com.google.cloud.compute.v1.TargetPool prototype) {
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  /**
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   * Represents a Target Pool resource. Target pools are used for network TCP/UDP load balancing. A target pool references member instances, an associated legacy HttpHealthCheck resource, and, optionally, a backup target pool. For more information, read Using target pools.
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   *
   * Protobuf type {@code google.cloud.compute.v1.TargetPool}
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      // @@protoc_insertion_point(builder_implements:google.cloud.compute.v1.TargetPool)
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    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
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    @java.lang.Override
    public Builder clear() {
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      creationTimestamp_ = "";
      description_ = "";
      failoverRatio_ = 0F;
      healthChecks_ = com.google.protobuf.LazyStringArrayList.emptyList();
      id_ = 0L;
      instances_ = com.google.protobuf.LazyStringArrayList.emptyList();
      kind_ = "";
      name_ = "";
      region_ = "";
      selfLink_ = "";
      sessionAffinity_ = "";
      return this;
    }

    @java.lang.Override
    public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
      return com.google.cloud.compute.v1.Compute
          .internal_static_google_cloud_compute_v1_TargetPool_descriptor;
    }

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

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    public com.google.cloud.compute.v1.TargetPool build() {
      com.google.cloud.compute.v1.TargetPool result = buildPartial();
      if (!result.isInitialized()) {
        throw newUninitializedMessageException(result);
      }
      return result;
    }

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    public com.google.cloud.compute.v1.TargetPool buildPartial() {
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      if (bitField0_ != 0) {
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    }

    private void buildPartial0(com.google.cloud.compute.v1.TargetPool result) {
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    public Builder mergeFrom(com.google.protobuf.Message other) {
      if (other instanceof com.google.cloud.compute.v1.TargetPool) {
        return mergeFrom((com.google.cloud.compute.v1.TargetPool) other);
      } else {
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        return this;
      }
    }

    public Builder mergeFrom(com.google.cloud.compute.v1.TargetPool other) {
      if (other == com.google.cloud.compute.v1.TargetPool.getDefaultInstance()) return this;
      if (other.hasBackupPool()) {
        backupPool_ = other.backupPool_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (other.hasCreationTimestamp()) {
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        onChanged();
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      if (other.hasDescription()) {
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        onChanged();
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      if (other.hasFailoverRatio()) {
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          bitField0_ |= 0x00000010;
        } else {
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        onChanged();
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        onChanged();
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      onChanged();
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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            case 26989658:
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            case 1701336053:
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                break;
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            case -911466526:
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    private int bitField0_;

    private java.lang.Object backupPool_ = "";
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @return Whether the backupPool field is set.
     */
    public boolean hasBackupPool() {
      return ((bitField0_ & 0x00000001) != 0);
    }
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @return The backupPool.
     */
    public java.lang.String getBackupPool() {
      java.lang.Object ref = backupPool_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        backupPool_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @return The bytes for backupPool.
     */
    public com.google.protobuf.ByteString getBackupPoolBytes() {
      java.lang.Object ref = backupPool_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        backupPool_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @param value The backupPool to set.
     * @return This builder for chaining.
     */
    public Builder setBackupPool(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      backupPool_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearBackupPool() {
      backupPool_ = getDefaultInstance().getBackupPool();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The server-defined URL for the resource. This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool, and its failoverRatio field is properly set to a value between [0, 1]. backupPool and failoverRatio together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below failoverRatio, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio and backupPool are not set, or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional string backup_pool = 45884537;</code>
     *
     * @param value The bytes for backupPool to set.
     * @return This builder for chaining.
     */
    public Builder setBackupPoolBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      backupPool_ = value;
      bitField0_ |= 0x00000001;
      onChanged();
      return this;
    }

    private java.lang.Object creationTimestamp_ = "";
    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @return Whether the creationTimestamp field is set.
     */
    public boolean hasCreationTimestamp() {
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    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @return The creationTimestamp.
     */
    public java.lang.String getCreationTimestamp() {
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    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @return The bytes for creationTimestamp.
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    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @param value The creationTimestamp to set.
     * @return This builder for chaining.
     */
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      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearCreationTimestamp() {
      creationTimestamp_ = getDefaultInstance().getCreationTimestamp();
      bitField0_ = (bitField0_ & ~0x00000002);
      onChanged();
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    }
    /**
     *
     *
     * <pre>
     * [Output Only] Creation timestamp in RFC3339 text format.
     * </pre>
     *
     * <code>optional string creation_timestamp = 30525366;</code>
     *
     * @param value The bytes for creationTimestamp to set.
     * @return This builder for chaining.
     */
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      checkByteStringIsUtf8(value);
      creationTimestamp_ = value;
      bitField0_ |= 0x00000002;
      onChanged();
      return this;
    }

    private java.lang.Object description_ = "";
    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @return Whether the description field is set.
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    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @return The description.
     */
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    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @return The bytes for description.
     */
    public com.google.protobuf.ByteString getDescriptionBytes() {
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        com.google.protobuf.ByteString b =
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        description_ = b;
        return b;
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    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @param value The description to set.
     * @return This builder for chaining.
     */
    public Builder setDescription(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      description_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearDescription() {
      description_ = getDefaultInstance().getDescription();
      bitField0_ = (bitField0_ & ~0x00000004);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * An optional description of this resource. Provide this property when you create the resource.
     * </pre>
     *
     * <code>optional string description = 422937596;</code>
     *
     * @param value The bytes for description to set.
     * @return This builder for chaining.
     */
    public Builder setDescriptionBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      description_ = value;
      bitField0_ |= 0x00000004;
      onChanged();
      return this;
    }

    private float failoverRatio_;
    /**
     *
     *
     * <pre>
     * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional float failover_ratio = 212667006;</code>
     *
     * @return Whether the failoverRatio field is set.
     */
    @java.lang.Override
    public boolean hasFailoverRatio() {
      return ((bitField0_ & 0x00000008) != 0);
    }
    /**
     *
     *
     * <pre>
     * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional float failover_ratio = 212667006;</code>
     *
     * @return The failoverRatio.
     */
    @java.lang.Override
    public float getFailoverRatio() {
      return failoverRatio_;
    }
    /**
     *
     *
     * <pre>
     * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional float failover_ratio = 212667006;</code>
     *
     * @param value The failoverRatio to set.
     * @return This builder for chaining.
     */
    public Builder setFailoverRatio(float value) {

      failoverRatio_ = value;
      bitField0_ |= 0x00000008;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * This field is applicable only when the containing target pool is serving a forwarding rule as the primary pool (i.e., not as a backup pool to some other target pool). The value of the field must be in [0, 1]. If set, backupPool must also be set. They together define the fallback behavior of the primary target pool: if the ratio of the healthy instances in the primary pool is at or below this number, traffic arriving at the load-balanced IP will be directed to the backup pool. In case where failoverRatio is not set or all the instances in the backup pool are unhealthy, the traffic will be directed back to the primary pool in the "force" mode, where traffic will be spread to the healthy instances with the best effort, or to all instances when no instance is healthy.
     * </pre>
     *
     * <code>optional float failover_ratio = 212667006;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearFailoverRatio() {
      bitField0_ = (bitField0_ & ~0x00000008);
      failoverRatio_ = 0F;
      onChanged();
      return this;
    }

    private com.google.protobuf.LazyStringArrayList healthChecks_ =
        com.google.protobuf.LazyStringArrayList.emptyList();

    private void ensureHealthChecksIsMutable() {
      if (!healthChecks_.isModifiable()) {
        healthChecks_ = new com.google.protobuf.LazyStringArrayList(healthChecks_);
      }
      bitField0_ |= 0x00000010;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @return A list containing the healthChecks.
     */
    public com.google.protobuf.ProtocolStringList getHealthChecksList() {
      healthChecks_.makeImmutable();
      return healthChecks_;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @return The count of healthChecks.
     */
    public int getHealthChecksCount() {
      return healthChecks_.size();
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param index The index of the element to return.
     * @return The healthChecks at the given index.
     */
    public java.lang.String getHealthChecks(int index) {
      return healthChecks_.get(index);
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the healthChecks at the given index.
     */
    public com.google.protobuf.ByteString getHealthChecksBytes(int index) {
      return healthChecks_.getByteString(index);
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param index The index to set the value at.
     * @param value The healthChecks to set.
     * @return This builder for chaining.
     */
    public Builder setHealthChecks(int index, java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureHealthChecksIsMutable();
      healthChecks_.set(index, value);
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param value The healthChecks to add.
     * @return This builder for chaining.
     */
    public Builder addHealthChecks(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureHealthChecksIsMutable();
      healthChecks_.add(value);
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param values The healthChecks to add.
     * @return This builder for chaining.
     */
    public Builder addAllHealthChecks(java.lang.Iterable<java.lang.String> values) {
      ensureHealthChecksIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, healthChecks_);
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearHealthChecks() {
      healthChecks_ = com.google.protobuf.LazyStringArrayList.emptyList();
      bitField0_ = (bitField0_ & ~0x00000010);
      ;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * The URL of the HttpHealthCheck resource. A member instance in this pool is considered healthy if and only if the health checks pass. Only legacy HttpHealthChecks are supported. Only one health check may be specified.
     * </pre>
     *
     * <code>repeated string health_checks = 448370606;</code>
     *
     * @param value The bytes of the healthChecks to add.
     * @return This builder for chaining.
     */
    public Builder addHealthChecksBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      ensureHealthChecksIsMutable();
      healthChecks_.add(value);
      bitField0_ |= 0x00000010;
      onChanged();
      return this;
    }

    private long id_;
    /**
     *
     *
     * <pre>
     * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
     * </pre>
     *
     * <code>optional uint64 id = 3355;</code>
     *
     * @return Whether the id field is set.
     */
    @java.lang.Override
    public boolean hasId() {
      return ((bitField0_ & 0x00000020) != 0);
    }
    /**
     *
     *
     * <pre>
     * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
     * </pre>
     *
     * <code>optional uint64 id = 3355;</code>
     *
     * @return The id.
     */
    @java.lang.Override
    public long getId() {
      return id_;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
     * </pre>
     *
     * <code>optional uint64 id = 3355;</code>
     *
     * @param value The id to set.
     * @return This builder for chaining.
     */
    public Builder setId(long value) {

      id_ = value;
      bitField0_ |= 0x00000020;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] The unique identifier for the resource. This identifier is defined by the server.
     * </pre>
     *
     * <code>optional uint64 id = 3355;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearId() {
      bitField0_ = (bitField0_ & ~0x00000020);
      id_ = 0L;
      onChanged();
      return this;
    }

    private com.google.protobuf.LazyStringArrayList instances_ =
        com.google.protobuf.LazyStringArrayList.emptyList();

    private void ensureInstancesIsMutable() {
      if (!instances_.isModifiable()) {
        instances_ = new com.google.protobuf.LazyStringArrayList(instances_);
      }
      bitField0_ |= 0x00000040;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @return A list containing the instances.
     */
    public com.google.protobuf.ProtocolStringList getInstancesList() {
      instances_.makeImmutable();
      return instances_;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @return The count of instances.
     */
    public int getInstancesCount() {
      return instances_.size();
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param index The index of the element to return.
     * @return The instances at the given index.
     */
    public java.lang.String getInstances(int index) {
      return instances_.get(index);
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param index The index of the value to return.
     * @return The bytes of the instances at the given index.
     */
    public com.google.protobuf.ByteString getInstancesBytes(int index) {
      return instances_.getByteString(index);
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param index The index to set the value at.
     * @param value The instances to set.
     * @return This builder for chaining.
     */
    public Builder setInstances(int index, java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureInstancesIsMutable();
      instances_.set(index, value);
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param value The instances to add.
     * @return This builder for chaining.
     */
    public Builder addInstances(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      ensureInstancesIsMutable();
      instances_.add(value);
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param values The instances to add.
     * @return This builder for chaining.
     */
    public Builder addAllInstances(java.lang.Iterable<java.lang.String> values) {
      ensureInstancesIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(values, instances_);
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearInstances() {
      instances_ = com.google.protobuf.LazyStringArrayList.emptyList();
      bitField0_ = (bitField0_ & ~0x00000040);
      ;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * A list of resource URLs to the virtual machine instances serving this pool. They must live in zones contained in the same region as this pool.
     * </pre>
     *
     * <code>repeated string instances = 29097598;</code>
     *
     * @param value The bytes of the instances to add.
     * @return This builder for chaining.
     */
    public Builder addInstancesBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      ensureInstancesIsMutable();
      instances_.add(value);
      bitField0_ |= 0x00000040;
      onChanged();
      return this;
    }

    private java.lang.Object kind_ = "";
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @return Whether the kind field is set.
     */
    public boolean hasKind() {
      return ((bitField0_ & 0x00000080) != 0);
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @return The kind.
     */
    public java.lang.String getKind() {
      java.lang.Object ref = kind_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        kind_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @return The bytes for kind.
     */
    public com.google.protobuf.ByteString getKindBytes() {
      java.lang.Object ref = kind_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        kind_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @param value The kind to set.
     * @return This builder for chaining.
     */
    public Builder setKind(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      kind_ = value;
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearKind() {
      kind_ = getDefaultInstance().getKind();
      bitField0_ = (bitField0_ & ~0x00000080);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Type of the resource. Always compute#targetPool for target pools.
     * </pre>
     *
     * <code>optional string kind = 3292052;</code>
     *
     * @param value The bytes for kind to set.
     * @return This builder for chaining.
     */
    public Builder setKindBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      kind_ = value;
      bitField0_ |= 0x00000080;
      onChanged();
      return this;
    }

    private java.lang.Object name_ = "";
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @return Whether the name field is set.
     */
    public boolean hasName() {
      return ((bitField0_ & 0x00000100) != 0);
    }
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @return The name.
     */
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        name_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @return The bytes for name.
     */
    public com.google.protobuf.ByteString getNameBytes() {
      java.lang.Object ref = name_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        name_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @param value The name to set.
     * @return This builder for chaining.
     */
    public Builder setName(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      name_ = value;
      bitField0_ |= 0x00000100;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearName() {
      name_ = getDefaultInstance().getName();
      bitField0_ = (bitField0_ & ~0x00000100);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Name of the resource. Provided by the client when the resource is created. The name must be 1-63 characters long, and comply with RFC1035. Specifically, the name must be 1-63 characters long and match the regular expression `[a-z]([-a-z0-9]*[a-z0-9])?` which means the first character must be a lowercase letter, and all following characters must be a dash, lowercase letter, or digit, except the last character, which cannot be a dash.
     * </pre>
     *
     * <code>optional string name = 3373707;</code>
     *
     * @param value The bytes for name to set.
     * @return This builder for chaining.
     */
    public Builder setNameBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      name_ = value;
      bitField0_ |= 0x00000100;
      onChanged();
      return this;
    }

    private java.lang.Object region_ = "";
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @return Whether the region field is set.
     */
    public boolean hasRegion() {
      return ((bitField0_ & 0x00000200) != 0);
    }
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @return The region.
     */
    public java.lang.String getRegion() {
      java.lang.Object ref = region_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        region_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @return The bytes for region.
     */
    public com.google.protobuf.ByteString getRegionBytes() {
      java.lang.Object ref = region_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        region_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @param value The region to set.
     * @return This builder for chaining.
     */
    public Builder setRegion(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      region_ = value;
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearRegion() {
      region_ = getDefaultInstance().getRegion();
      bitField0_ = (bitField0_ & ~0x00000200);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] URL of the region where the target pool resides.
     * </pre>
     *
     * <code>optional string region = 138946292;</code>
     *
     * @param value The bytes for region to set.
     * @return This builder for chaining.
     */
    public Builder setRegionBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      region_ = value;
      bitField0_ |= 0x00000200;
      onChanged();
      return this;
    }

    private java.lang.Object selfLink_ = "";
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @return Whether the selfLink field is set.
     */
    public boolean hasSelfLink() {
      return ((bitField0_ & 0x00000400) != 0);
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @return The selfLink.
     */
    public java.lang.String getSelfLink() {
      java.lang.Object ref = selfLink_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        selfLink_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @return The bytes for selfLink.
     */
    public com.google.protobuf.ByteString getSelfLinkBytes() {
      java.lang.Object ref = selfLink_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        selfLink_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @param value The selfLink to set.
     * @return This builder for chaining.
     */
    public Builder setSelfLink(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      selfLink_ = value;
      bitField0_ |= 0x00000400;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearSelfLink() {
      selfLink_ = getDefaultInstance().getSelfLink();
      bitField0_ = (bitField0_ & ~0x00000400);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * [Output Only] Server-defined URL for the resource.
     * </pre>
     *
     * <code>optional string self_link = 456214797;</code>
     *
     * @param value The bytes for selfLink to set.
     * @return This builder for chaining.
     */
    public Builder setSelfLinkBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      selfLink_ = value;
      bitField0_ |= 0x00000400;
      onChanged();
      return this;
    }

    private java.lang.Object sessionAffinity_ = "";
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @return Whether the sessionAffinity field is set.
     */
    public boolean hasSessionAffinity() {
      return ((bitField0_ & 0x00000800) != 0);
    }
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @return The sessionAffinity.
     */
    public java.lang.String getSessionAffinity() {
      java.lang.Object ref = sessionAffinity_;
      if (!(ref instanceof java.lang.String)) {
        com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        sessionAffinity_ = s;
        return s;
      } else {
        return (java.lang.String) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @return The bytes for sessionAffinity.
     */
    public com.google.protobuf.ByteString getSessionAffinityBytes() {
      java.lang.Object ref = sessionAffinity_;
      if (ref instanceof String) {
        com.google.protobuf.ByteString b =
            com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
        sessionAffinity_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
    }
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @param value The sessionAffinity to set.
     * @return This builder for chaining.
     */
    public Builder setSessionAffinity(java.lang.String value) {
      if (value == null) {
        throw new NullPointerException();
      }
      sessionAffinity_ = value;
      bitField0_ |= 0x00000800;
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @return This builder for chaining.
     */
    public Builder clearSessionAffinity() {
      sessionAffinity_ = getDefaultInstance().getSessionAffinity();
      bitField0_ = (bitField0_ & ~0x00000800);
      onChanged();
      return this;
    }
    /**
     *
     *
     * <pre>
     * Session affinity option, must be one of the following values: NONE: Connections from the same client IP may go to any instance in the pool. CLIENT_IP: Connections from the same client IP will go to the same instance in the pool while that instance remains healthy. CLIENT_IP_PROTO: Connections from the same client IP with the same IP protocol will go to the same instance in the pool while that instance remains healthy.
     * Check the SessionAffinity enum for the list of possible values.
     * </pre>
     *
     * <code>optional string session_affinity = 463888561;</code>
     *
     * @param value The bytes for sessionAffinity to set.
     * @return This builder for chaining.
     */
    public Builder setSessionAffinityBytes(com.google.protobuf.ByteString value) {
      if (value == null) {
        throw new NullPointerException();
      }
      checkByteStringIsUtf8(value);
      sessionAffinity_ = value;
      bitField0_ |= 0x00000800;
      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.TargetPool)
  }

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

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

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

  private static final com.google.protobuf.Parser<TargetPool> PARSER =
      new com.google.protobuf.AbstractParser<TargetPool>() {
        @java.lang.Override
        public TargetPool 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<TargetPool> parser() {
    return PARSER;
  }

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

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