// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/monitoring/v3/alert.proto

package com.google.monitoring.v3;

/**
 * <pre>
 * A description of the conditions under which some aspect of your system is
 * considered to be "unhealthy" and the ways to notify people or services about
 * this state. For an overview of alert policies, see
 * [Introduction to Alerting](/monitoring/alerts/).
 * </pre>
 *
 * Protobuf type {@code google.monitoring.v3.AlertPolicy}
 */
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       *
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         * <pre>
         * The absolute number of time series that must fail
         * the predicate for the condition to be triggered.
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         *
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         * <pre>
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         *
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         * <pre>
         * The absolute number of time series that must fail
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         *
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         * <pre>
         * The percentage of time series that must fail the
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         *
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    public interface MetricThresholdOrBuilder extends
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        com.google.protobuf.MessageOrBuilder {

      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2;</code>
       */
      java.lang.String getFilter();
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2;</code>
       */
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      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> 
          getAggregationsList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      com.google.monitoring.v3.Aggregation getAggregations(int index);
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      int getAggregationsCount();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getAggregationsOrBuilderList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
          int index);

      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that identifies a time
       * series that should be used as the denominator of a ratio that will be
       * compared with the threshold. If a `denominator_filter` is specified,
       * the time series specified by the `filter` field will be used as the
       * numerator.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       */
      java.lang.String getDenominatorFilter();
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that identifies a time
       * series that should be used as the denominator of a ratio that will be
       * compared with the threshold. If a `denominator_filter` is specified,
       * the time series specified by the `filter` field will be used as the
       * numerator.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       */
      com.google.protobuf.ByteString
          getDenominatorFilterBytes();

      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> 
          getDenominatorAggregationsList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      com.google.monitoring.v3.Aggregation getDenominatorAggregations(int index);
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      int getDenominatorAggregationsCount();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getDenominatorAggregationsOrBuilderList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getDenominatorAggregationsOrBuilder(
          int index);

      /**
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       */
      int getComparisonValue();
      /**
       * <pre>
       * The comparison to apply between the time series (indicated by `filter`
       * and `aggregation`) and the threshold (indicated by `threshold_value`).
       * The comparison is applied on each time series, with the time series
       * on the left-hand side and the threshold on the right-hand side.
       * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
       * </pre>
       *
       * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
       */
      com.google.monitoring.v3.ComparisonType getComparison();

      /**
       * <pre>
       * A value against which to compare the time series.
       * </pre>
       *
       * <code>double threshold_value = 5;</code>
       */
      double getThresholdValue();

      /**
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored. When choosing a duration, it is useful to keep in mind the
       * frequency of the underlying time series data (which may also be
       * affected by any alignments specified in the `aggregation` field);
       * a good duration is long enough so that a single outlier does not
       * generate spurious alerts, but short enough that unhealthy states
       * are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       */
      boolean hasDuration();
      /**
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored. When choosing a duration, it is useful to keep in mind the
       * frequency of the underlying time series data (which may also be
       * affected by any alignments specified in the `aggregation` field);
       * a good duration is long enough so that a single outlier does not
       * generate spurious alerts, but short enough that unhealthy states
       * are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       */
      com.google.protobuf.Duration getDuration();
      /**
       * <pre>
       * The amount of time that a time series must violate the
       * threshold to be considered failing. Currently, only values
       * that are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored. When choosing a duration, it is useful to keep in mind the
       * frequency of the underlying time series data (which may also be
       * affected by any alignments specified in the `aggregation` field);
       * a good duration is long enough so that a single outlier does not
       * generate spurious alerts, but short enough that unhealthy states
       * are detected and alerted on quickly.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 6;</code>
       */
      com.google.protobuf.DurationOrBuilder getDurationOrBuilder();

      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       */
      boolean hasTrigger();
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger();
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder();
    }
    /**
     * <pre>
     * A condition type that compares a collection of time series
     * against a threshold.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition.MetricThreshold}
     */
    public  static final class MetricThreshold extends
        com.google.protobuf.GeneratedMessageV3 implements
        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
        MetricThresholdOrBuilder {
    private static final long serialVersionUID = 0L;
      // Use MetricThreshold.newBuilder() to construct.
      private MetricThreshold(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
        super(builder);
      }
      private MetricThreshold() {
        filter_ = "";
        aggregations_ = java.util.Collections.emptyList();
        denominatorFilter_ = "";
        denominatorAggregations_ = java.util.Collections.emptyList();
        comparison_ = 0;
        thresholdValue_ = 0D;
      }

      @java.lang.Override
      public final com.google.protobuf.UnknownFieldSet
      getUnknownFields() {
        return this.unknownFields;
      }
      private MetricThreshold(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        this();
        if (extensionRegistry == null) {
          throw new java.lang.NullPointerException();
        }
        int mutable_bitField0_ = 0;
        com.google.protobuf.UnknownFieldSet.Builder unknownFields =
            com.google.protobuf.UnknownFieldSet.newBuilder();
        try {
          boolean done = false;
          while (!done) {
            int tag = input.readTag();
            switch (tag) {
              case 0:
                done = true;
                break;
              default: {
                if (!parseUnknownFieldProto3(
                    input, unknownFields, extensionRegistry, tag)) {
                  done = true;
                }
                break;
              }
              case 18: {
                java.lang.String s = input.readStringRequireUtf8();

                filter_ = s;
                break;
              }
              case 32: {
                int rawValue = input.readEnum();

                comparison_ = rawValue;
                break;
              }
              case 41: {

                thresholdValue_ = input.readDouble();
                break;
              }
              case 50: {
                com.google.protobuf.Duration.Builder subBuilder = null;
                if (duration_ != null) {
                  subBuilder = duration_.toBuilder();
                }
                duration_ = input.readMessage(com.google.protobuf.Duration.parser(), extensionRegistry);
                if (subBuilder != null) {
                  subBuilder.mergeFrom(duration_);
                  duration_ = subBuilder.buildPartial();
                }

                break;
              }
              case 58: {
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder subBuilder = null;
                if (trigger_ != null) {
                  subBuilder = trigger_.toBuilder();
                }
                trigger_ = input.readMessage(com.google.monitoring.v3.AlertPolicy.Condition.Trigger.parser(), extensionRegistry);
                if (subBuilder != null) {
                  subBuilder.mergeFrom(trigger_);
                  trigger_ = subBuilder.buildPartial();
                }

                break;
              }
              case 66: {
                if (!((mutable_bitField0_ & 0x00000002) == 0x00000002)) {
                  aggregations_ = new java.util.ArrayList<com.google.monitoring.v3.Aggregation>();
                  mutable_bitField0_ |= 0x00000002;
                }
                aggregations_.add(
                    input.readMessage(com.google.monitoring.v3.Aggregation.parser(), extensionRegistry));
                break;
              }
              case 74: {
                java.lang.String s = input.readStringRequireUtf8();

                denominatorFilter_ = s;
                break;
              }
              case 82: {
                if (!((mutable_bitField0_ & 0x00000008) == 0x00000008)) {
                  denominatorAggregations_ = new java.util.ArrayList<com.google.monitoring.v3.Aggregation>();
                  mutable_bitField0_ |= 0x00000008;
                }
                denominatorAggregations_.add(
                    input.readMessage(com.google.monitoring.v3.Aggregation.parser(), extensionRegistry));
                break;
              }
            }
          }
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          throw e.setUnfinishedMessage(this);
        } catch (java.io.IOException e) {
          throw new com.google.protobuf.InvalidProtocolBufferException(
              e).setUnfinishedMessage(this);
        } finally {
          if (((mutable_bitField0_ & 0x00000002) == 0x00000002)) {
            aggregations_ = java.util.Collections.unmodifiableList(aggregations_);
          }
          if (((mutable_bitField0_ & 0x00000008) == 0x00000008)) {
            denominatorAggregations_ = java.util.Collections.unmodifiableList(denominatorAggregations_);
          }
          this.unknownFields = unknownFields.build();
          makeExtensionsImmutable();
        }
      }
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
        return com.google.monitoring.v3.AlertProto.internal_static_google_monitoring_v3_AlertPolicy_Condition_MetricThreshold_descriptor;
      }

      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.monitoring.v3.AlertProto.internal_static_google_monitoring_v3_AlertPolicy_Condition_MetricThreshold_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.class, com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder.class);
      }

      private int bitField0_;
      public static final int FILTER_FIELD_NUMBER = 2;
      private volatile java.lang.Object filter_;
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2;</code>
       */
      public java.lang.String getFilter() {
        java.lang.Object ref = filter_;
        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();
          filter_ = s;
          return s;
        }
      }
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 2;</code>
       */
      public com.google.protobuf.ByteString
          getFilterBytes() {
        java.lang.Object ref = filter_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          filter_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int AGGREGATIONS_FIELD_NUMBER = 8;
      private java.util.List<com.google.monitoring.v3.Aggregation> aggregations_;
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      public java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList() {
        return aggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getAggregationsOrBuilderList() {
        return aggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      public int getAggregationsCount() {
        return aggregations_.size();
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      public com.google.monitoring.v3.Aggregation getAggregations(int index) {
        return aggregations_.get(index);
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
       */
      public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
          int index) {
        return aggregations_.get(index);
      }

      public static final int DENOMINATOR_FILTER_FIELD_NUMBER = 9;
      private volatile java.lang.Object denominatorFilter_;
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that identifies a time
       * series that should be used as the denominator of a ratio that will be
       * compared with the threshold. If a `denominator_filter` is specified,
       * the time series specified by the `filter` field will be used as the
       * numerator.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       */
      public java.lang.String getDenominatorFilter() {
        java.lang.Object ref = denominatorFilter_;
        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();
          denominatorFilter_ = s;
          return s;
        }
      }
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that identifies a time
       * series that should be used as the denominator of a ratio that will be
       * compared with the threshold. If a `denominator_filter` is specified,
       * the time series specified by the `filter` field will be used as the
       * numerator.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string denominator_filter = 9;</code>
       */
      public com.google.protobuf.ByteString
          getDenominatorFilterBytes() {
        java.lang.Object ref = denominatorFilter_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          denominatorFilter_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int DENOMINATOR_AGGREGATIONS_FIELD_NUMBER = 10;
      private java.util.List<com.google.monitoring.v3.Aggregation> denominatorAggregations_;
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      public java.util.List<com.google.monitoring.v3.Aggregation> getDenominatorAggregationsList() {
        return denominatorAggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
       */
      public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getDenominatorAggregationsOrBuilderList() {
        return denominatorAggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
       * selected by `denominatorFilter` as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
       * field.
       * </pre>
       *
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       */
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      /**
       * <pre>
       * Specifies the alignment of data points in individual time series
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       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
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       *
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       * Specifies the alignment of data points in individual time series
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       * stream for each resource or when aggregating streams across all
       * members of a group of resources).
       * When computing ratios, the `aggregations` and
       * `denominator_aggregations` fields must use the same alignment period
       * and produce time series that have the same periodicity and labels.
       * This field is similar to the one in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
       * is advisable to use the `ListTimeSeries` method when debugging this
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       * The comparison to apply between the time series (indicated by `filter`
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       * on the left-hand side and the threshold on the right-hand side.
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       * The amount of time that a time series must violate the
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       * ignored. When choosing a duration, it is useful to keep in mind the
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       * affected by any alignments specified in the `aggregation` field);
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       * ignored. When choosing a duration, it is useful to keep in mind the
       * frequency of the underlying time series data (which may also be
       * affected by any alignments specified in the `aggregation` field);
       * a good duration is long enough so that a single outlier does not
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       * ignored. When choosing a duration, it is useful to keep in mind the
       * frequency of the underlying time series data (which may also be
       * affected by any alignments specified in the `aggregation` field);
       * a good duration is long enough so that a single outlier does not
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       * The number/percent of time series for which the comparison must hold
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       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
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       * <pre>
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       * time series that have been identified by `filter` and `aggregations`,
       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
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       * or by the ratio, if `denominator_filter` and `denominator_aggregations`
       * are specified.
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       * <pre>
       * A condition type that compares a collection of time series
       * against a threshold.
       * </pre>
       *
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                ensureDenominatorAggregationsIsMutable();
                denominatorAggregations_.addAll(other.denominatorAggregations_);
              }
              onChanged();
            }
          } else {
            if (!other.denominatorAggregations_.isEmpty()) {
              if (denominatorAggregationsBuilder_.isEmpty()) {
                denominatorAggregationsBuilder_.dispose();
                denominatorAggregationsBuilder_ = null;
                denominatorAggregations_ = other.denominatorAggregations_;
                bitField0_ = (bitField0_ & ~0x00000008);
                denominatorAggregationsBuilder_ = 
                  com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
                     getDenominatorAggregationsFieldBuilder() : null;
              } else {
                denominatorAggregationsBuilder_.addAllMessages(other.denominatorAggregations_);
              }
            }
          }
          if (other.comparison_ != 0) {
            setComparisonValue(other.getComparisonValue());
          }
          if (other.getThresholdValue() != 0D) {
            setThresholdValue(other.getThresholdValue());
          }
          if (other.hasDuration()) {
            mergeDuration(other.getDuration());
          }
          if (other.hasTrigger()) {
            mergeTrigger(other.getTrigger());
          }
          this.mergeUnknownFields(other.unknownFields);
          onChanged();
          return this;
        }

        public final boolean isInitialized() {
          return true;
        }

        public Builder mergeFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws java.io.IOException {
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold parsedMessage = null;
          try {
            parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
          } catch (com.google.protobuf.InvalidProtocolBufferException e) {
            parsedMessage = (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) e.getUnfinishedMessage();
            throw e.unwrapIOException();
          } finally {
            if (parsedMessage != null) {
              mergeFrom(parsedMessage);
            }
          }
          return this;
        }
        private int bitField0_;

        private java.lang.Object filter_ = "";
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 2;</code>
         */
        public java.lang.String getFilter() {
          java.lang.Object ref = filter_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs =
                (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            filter_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 2;</code>
         */
        public com.google.protobuf.ByteString
            getFilterBytes() {
          java.lang.Object ref = filter_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b = 
                com.google.protobuf.ByteString.copyFromUtf8(
                    (java.lang.String) ref);
            filter_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 2;</code>
         */
        public Builder setFilter(
            java.lang.String value) {
          if (value == null) {
    throw new NullPointerException();
  }
  
          filter_ = value;
          onChanged();
          return this;
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 2;</code>
         */
        public Builder clearFilter() {
          
          filter_ = getDefaultInstance().getFilter();
          onChanged();
          return this;
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string filter = 2;</code>
         */
        public Builder setFilterBytes(
            com.google.protobuf.ByteString value) {
          if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
          
          filter_ = value;
          onChanged();
          return this;
        }

        private java.util.List<com.google.monitoring.v3.Aggregation> aggregations_ =
          java.util.Collections.emptyList();
        private void ensureAggregationsIsMutable() {
          if (!((bitField0_ & 0x00000002) == 0x00000002)) {
            aggregations_ = new java.util.ArrayList<com.google.monitoring.v3.Aggregation>(aggregations_);
            bitField0_ |= 0x00000002;
           }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder> aggregationsBuilder_;

        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList() {
          if (aggregationsBuilder_ == null) {
            return java.util.Collections.unmodifiableList(aggregations_);
          } else {
            return aggregationsBuilder_.getMessageList();
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public int getAggregationsCount() {
          if (aggregationsBuilder_ == null) {
            return aggregations_.size();
          } else {
            return aggregationsBuilder_.getCount();
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation getAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);
          } else {
            return aggregationsBuilder_.getMessage(index);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder setAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.set(index, value);
            onChanged();
          } else {
            aggregationsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder setAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.set(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (aggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureAggregationsIsMutable();
            aggregations_.add(index, value);
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(
            com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
            aggregationsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder addAllAggregations(
            java.lang.Iterable<? extends com.google.monitoring.v3.Aggregation> values) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(
                values, aggregations_);
            onChanged();
          } else {
            aggregationsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder clearAggregations() {
          if (aggregationsBuilder_ == null) {
            aggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            aggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public Builder removeAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.remove(index);
            onChanged();
          } else {
            aggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getAggregationsBuilder(
            int index) {
          return getAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
            int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);  } else {
            return aggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
             getAggregationsOrBuilderList() {
          if (aggregationsBuilder_ != null) {
            return aggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(aggregations_);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder() {
          return getAggregationsFieldBuilder().addBuilder(
              com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder(
            int index) {
          return getAggregationsFieldBuilder().addBuilder(
              index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 8;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder> 
             getAggregationsBuilderList() {
          return getAggregationsFieldBuilder().getBuilderList();
        }
        private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder> 
            getAggregationsFieldBuilder() {
          if (aggregationsBuilder_ == null) {
            aggregationsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder>(
                    aggregations_,
                    ((bitField0_ & 0x00000002) == 0x00000002),
                    getParentForChildren(),
                    isClean());
            aggregations_ = null;
          }
          return aggregationsBuilder_;
        }

        private java.lang.Object denominatorFilter_ = "";
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that identifies a time
         * series that should be used as the denominator of a ratio that will be
         * compared with the threshold. If a `denominator_filter` is specified,
         * the time series specified by the `filter` field will be used as the
         * numerator.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         */
        public java.lang.String getDenominatorFilter() {
          java.lang.Object ref = denominatorFilter_;
          if (!(ref instanceof java.lang.String)) {
            com.google.protobuf.ByteString bs =
                (com.google.protobuf.ByteString) ref;
            java.lang.String s = bs.toStringUtf8();
            denominatorFilter_ = s;
            return s;
          } else {
            return (java.lang.String) ref;
          }
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that identifies a time
         * series that should be used as the denominator of a ratio that will be
         * compared with the threshold. If a `denominator_filter` is specified,
         * the time series specified by the `filter` field will be used as the
         * numerator.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         */
        public com.google.protobuf.ByteString
            getDenominatorFilterBytes() {
          java.lang.Object ref = denominatorFilter_;
          if (ref instanceof String) {
            com.google.protobuf.ByteString b = 
                com.google.protobuf.ByteString.copyFromUtf8(
                    (java.lang.String) ref);
            denominatorFilter_ = b;
            return b;
          } else {
            return (com.google.protobuf.ByteString) ref;
          }
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that identifies a time
         * series that should be used as the denominator of a ratio that will be
         * compared with the threshold. If a `denominator_filter` is specified,
         * the time series specified by the `filter` field will be used as the
         * numerator.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         */
        public Builder setDenominatorFilter(
            java.lang.String value) {
          if (value == null) {
    throw new NullPointerException();
  }
  
          denominatorFilter_ = value;
          onChanged();
          return this;
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that identifies a time
         * series that should be used as the denominator of a ratio that will be
         * compared with the threshold. If a `denominator_filter` is specified,
         * the time series specified by the `filter` field will be used as the
         * numerator.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         */
        public Builder clearDenominatorFilter() {
          
          denominatorFilter_ = getDefaultInstance().getDenominatorFilter();
          onChanged();
          return this;
        }
        /**
         * <pre>
         * A [filter](/monitoring/api/v3/filters) that identifies a time
         * series that should be used as the denominator of a ratio that will be
         * compared with the threshold. If a `denominator_filter` is specified,
         * the time series specified by the `filter` field will be used as the
         * numerator.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
         * </pre>
         *
         * <code>string denominator_filter = 9;</code>
         */
        public Builder setDenominatorFilterBytes(
            com.google.protobuf.ByteString value) {
          if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
          
          denominatorFilter_ = value;
          onChanged();
          return this;
        }

        private java.util.List<com.google.monitoring.v3.Aggregation> denominatorAggregations_ =
          java.util.Collections.emptyList();
        private void ensureDenominatorAggregationsIsMutable() {
          if (!((bitField0_ & 0x00000008) == 0x00000008)) {
            denominatorAggregations_ = new java.util.ArrayList<com.google.monitoring.v3.Aggregation>(denominatorAggregations_);
            bitField0_ |= 0x00000008;
           }
        }

        private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder> denominatorAggregationsBuilder_;

        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation> getDenominatorAggregationsList() {
          if (denominatorAggregationsBuilder_ == null) {
            return java.util.Collections.unmodifiableList(denominatorAggregations_);
          } else {
            return denominatorAggregationsBuilder_.getMessageList();
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public int getDenominatorAggregationsCount() {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.size();
          } else {
            return denominatorAggregationsBuilder_.getCount();
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation getDenominatorAggregations(int index) {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.get(index);
          } else {
            return denominatorAggregationsBuilder_.getMessage(index);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder setDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.set(index, value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.setMessage(index, value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder setDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.set(index, builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.setMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation value) {
          if (denominatorAggregationsBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(index, value);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(index, value);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addDenominatorAggregations(
            int index, com.google.monitoring.v3.Aggregation.Builder builderForValue) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addMessage(index, builderForValue.build());
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder addAllDenominatorAggregations(
            java.lang.Iterable<? extends com.google.monitoring.v3.Aggregation> values) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            com.google.protobuf.AbstractMessageLite.Builder.addAll(
                values, denominatorAggregations_);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.addAllMessages(values);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder clearDenominatorAggregations() {
          if (denominatorAggregationsBuilder_ == null) {
            denominatorAggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000008);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public Builder removeDenominatorAggregations(int index) {
          if (denominatorAggregationsBuilder_ == null) {
            ensureDenominatorAggregationsIsMutable();
            denominatorAggregations_.remove(index);
            onChanged();
          } else {
            denominatorAggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getDenominatorAggregationsBuilder(
            int index) {
          return getDenominatorAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getDenominatorAggregationsOrBuilder(
            int index) {
          if (denominatorAggregationsBuilder_ == null) {
            return denominatorAggregations_.get(index);  } else {
            return denominatorAggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
             getDenominatorAggregationsOrBuilderList() {
          if (denominatorAggregationsBuilder_ != null) {
            return denominatorAggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(denominatorAggregations_);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addDenominatorAggregationsBuilder() {
          return getDenominatorAggregationsFieldBuilder().addBuilder(
              com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addDenominatorAggregationsBuilder(
            int index) {
          return getDenominatorAggregationsFieldBuilder().addBuilder(
              index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series
         * selected by `denominatorFilter` as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resources).
         * When computing ratios, the `aggregations` and
         * `denominator_aggregations` fields must use the same alignment period
         * and produce time series that have the same periodicity and labels.
         * This field is similar to the one in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list). It
         * is advisable to use the `ListTimeSeries` method when debugging this
         * field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation denominator_aggregations = 10;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder> 
             getDenominatorAggregationsBuilderList() {
          return getDenominatorAggregationsFieldBuilder().getBuilderList();
        }
        private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder> 
            getDenominatorAggregationsFieldBuilder() {
          if (denominatorAggregationsBuilder_ == null) {
            denominatorAggregationsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder>(
                    denominatorAggregations_,
                    ((bitField0_ & 0x00000008) == 0x00000008),
                    getParentForChildren(),
                    isClean());
            denominatorAggregations_ = null;
          }
          return denominatorAggregationsBuilder_;
        }

        private int comparison_ = 0;
        /**
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         */
        public int getComparisonValue() {
          return comparison_;
        }
        /**
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         */
        public Builder setComparisonValue(int value) {
          comparison_ = value;
          onChanged();
          return this;
        }
        /**
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         */
        public com.google.monitoring.v3.ComparisonType getComparison() {
          com.google.monitoring.v3.ComparisonType result = com.google.monitoring.v3.ComparisonType.valueOf(comparison_);
          return result == null ? com.google.monitoring.v3.ComparisonType.UNRECOGNIZED : result;
        }
        /**
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         */
        public Builder setComparison(com.google.monitoring.v3.ComparisonType value) {
          if (value == null) {
            throw new NullPointerException();
          }
          
          comparison_ = value.getNumber();
          onChanged();
          return this;
        }
        /**
         * <pre>
         * The comparison to apply between the time series (indicated by `filter`
         * and `aggregation`) and the threshold (indicated by `threshold_value`).
         * The comparison is applied on each time series, with the time series
         * on the left-hand side and the threshold on the right-hand side.
         * Only `COMPARISON_LT` and `COMPARISON_GT` are supported currently.
         * </pre>
         *
         * <code>.google.monitoring.v3.ComparisonType comparison = 4;</code>
         */
        public Builder clearComparison() {
          
          comparison_ = 0;
          onChanged();
          return this;
        }

        private double thresholdValue_ ;
        /**
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         */
        public double getThresholdValue() {
          return thresholdValue_;
        }
        /**
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         */
        public Builder setThresholdValue(double value) {
          
          thresholdValue_ = value;
          onChanged();
          return this;
        }
        /**
         * <pre>
         * A value against which to compare the time series.
         * </pre>
         *
         * <code>double threshold_value = 5;</code>
         */
        public Builder clearThresholdValue() {
          
          thresholdValue_ = 0D;
          onChanged();
          return this;
        }

        private com.google.protobuf.Duration duration_ = null;
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> durationBuilder_;
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public boolean hasDuration() {
          return durationBuilder_ != null || duration_ != null;
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public com.google.protobuf.Duration getDuration() {
          if (durationBuilder_ == null) {
            return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
          } else {
            return durationBuilder_.getMessage();
          }
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            duration_ = value;
            onChanged();
          } else {
            durationBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder setDuration(
            com.google.protobuf.Duration.Builder builderForValue) {
          if (durationBuilder_ == null) {
            duration_ = builderForValue.build();
            onChanged();
          } else {
            durationBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder mergeDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (duration_ != null) {
              duration_ =
                com.google.protobuf.Duration.newBuilder(duration_).mergeFrom(value).buildPartial();
            } else {
              duration_ = value;
            }
            onChanged();
          } else {
            durationBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public Builder clearDuration() {
          if (durationBuilder_ == null) {
            duration_ = null;
            onChanged();
          } else {
            duration_ = null;
            durationBuilder_ = null;
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public com.google.protobuf.Duration.Builder getDurationBuilder() {
          
          onChanged();
          return getDurationFieldBuilder().getBuilder();
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
          if (durationBuilder_ != null) {
            return durationBuilder_.getMessageOrBuilder();
          } else {
            return duration_ == null ?
                com.google.protobuf.Duration.getDefaultInstance() : duration_;
          }
        }
        /**
         * <pre>
         * The amount of time that a time series must violate the
         * threshold to be considered failing. Currently, only values
         * that are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored. When choosing a duration, it is useful to keep in mind the
         * frequency of the underlying time series data (which may also be
         * affected by any alignments specified in the `aggregation` field);
         * a good duration is long enough so that a single outlier does not
         * generate spurious alerts, but short enough that unhealthy states
         * are detected and alerted on quickly.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 6;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
            getDurationFieldBuilder() {
          if (durationBuilder_ == null) {
            durationBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                    getDuration(),
                    getParentForChildren(),
                    isClean());
            duration_ = null;
          }
          return durationBuilder_;
        }

        private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_ = null;
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder> triggerBuilder_;
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public boolean hasTrigger() {
          return triggerBuilder_ != null || trigger_ != null;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
          if (triggerBuilder_ == null) {
            return trigger_ == null ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance() : trigger_;
          } else {
            return triggerBuilder_.getMessage();
          }
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder setTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            trigger_ = value;
            onChanged();
          } else {
            triggerBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder setTrigger(
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder builderForValue) {
          if (triggerBuilder_ == null) {
            trigger_ = builderForValue.build();
            onChanged();
          } else {
            triggerBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder mergeTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (trigger_ != null) {
              trigger_ =
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.newBuilder(trigger_).mergeFrom(value).buildPartial();
            } else {
              trigger_ = value;
            }
            onChanged();
          } else {
            triggerBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public Builder clearTrigger() {
          if (triggerBuilder_ == null) {
            trigger_ = null;
            onChanged();
          } else {
            trigger_ = null;
            triggerBuilder_ = null;
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder getTriggerBuilder() {
          
          onChanged();
          return getTriggerFieldBuilder().getBuilder();
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder() {
          if (triggerBuilder_ != null) {
            return triggerBuilder_.getMessageOrBuilder();
          } else {
            return trigger_ == null ?
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance() : trigger_;
          }
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`,
         * or by the ratio, if `denominator_filter` and `denominator_aggregations`
         * are specified.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 7;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder> 
            getTriggerFieldBuilder() {
          if (triggerBuilder_ == null) {
            triggerBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>(
                    getTrigger(),
                    getParentForChildren(),
                    isClean());
            trigger_ = null;
          }
          return triggerBuilder_;
        }
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFieldsProto3(unknownFields);
        }

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


        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.MetricThreshold)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold DEFAULT_INSTANCE;
      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<MetricThreshold>
          PARSER = new com.google.protobuf.AbstractParser<MetricThreshold>() {
        public MetricThreshold parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          return new MetricThreshold(input, extensionRegistry);
        }
      };

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

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

      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }

    }

    public interface MetricAbsenceOrBuilder extends
        // @@protoc_insertion_point(interface_extends:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
        com.google.protobuf.MessageOrBuilder {

      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1;</code>
       */
      java.lang.String getFilter();
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1;</code>
       */
      com.google.protobuf.ByteString
          getFilterBytes();

      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      java.util.List<com.google.monitoring.v3.Aggregation> 
          getAggregationsList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      com.google.monitoring.v3.Aggregation getAggregations(int index);
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      int getAggregationsCount();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getAggregationsOrBuilderList();
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
          int index);

      /**
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      boolean hasDuration();
      /**
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      com.google.protobuf.Duration getDuration();
      /**
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      com.google.protobuf.DurationOrBuilder getDurationOrBuilder();

      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      boolean hasTrigger();
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger();
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder();
    }
    /**
     * <pre>
     * A condition type that checks that monitored resources
     * are reporting data. The configuration defines a metric and
     * a set of monitored resources. The predicate is considered in violation
     * when a time series for the specified metric of a monitored
     * resource does not include any data in the specified `duration`.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition.MetricAbsence}
     */
    public  static final class MetricAbsence extends
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        // @@protoc_insertion_point(message_implements:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
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      private volatile java.lang.Object filter_;
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1;</code>
       */
      public java.lang.String getFilter() {
        java.lang.Object ref = filter_;
        if (ref instanceof java.lang.String) {
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        } else {
          com.google.protobuf.ByteString bs = 
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          filter_ = s;
          return s;
        }
      }
      /**
       * <pre>
       * A [filter](/monitoring/api/v3/filters) that
       * identifies which time series should be compared with the threshold.
       * The filter is similar to the one that is specified in the
       * [`MetricService.ListTimeSeries`
       * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
       * call is useful to verify the time series that will be retrieved /
       * processed) and must specify the metric type and optionally may contain
       * restrictions on resource type, resource labels, and metric labels.
       * This field may not exceed 2048 Unicode characters in length.
       * </pre>
       *
       * <code>string filter = 1;</code>
       */
      public com.google.protobuf.ByteString
          getFilterBytes() {
        java.lang.Object ref = filter_;
        if (ref instanceof java.lang.String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          filter_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }

      public static final int AGGREGATIONS_FIELD_NUMBER = 5;
      private java.util.List<com.google.monitoring.v3.Aggregation> aggregations_;
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      public java.util.List<com.google.monitoring.v3.Aggregation> getAggregationsList() {
        return aggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
          getAggregationsOrBuilderList() {
        return aggregations_;
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      public int getAggregationsCount() {
        return aggregations_.size();
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      public com.google.monitoring.v3.Aggregation getAggregations(int index) {
        return aggregations_.get(index);
      }
      /**
       * <pre>
       * Specifies the alignment of data points in individual time series as
       * well as how to combine the retrieved time series together (such as
       * when aggregating multiple streams on each resource to a single
       * stream for each resource or when aggregating streams across all
       * members of a group of resrouces). Multiple aggregations
       * are applied in the order specified.
       * This field is similar to the
       * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
       * It is advisable to use the `ListTimeSeries` method when debugging this field.
       * </pre>
       *
       * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
       */
      public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
          int index) {
        return aggregations_.get(index);
      }

      public static final int DURATION_FIELD_NUMBER = 2;
      private com.google.protobuf.Duration duration_;
      /**
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      public boolean hasDuration() {
        return duration_ != null;
      }
      /**
       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      public com.google.protobuf.Duration getDuration() {
        return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
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       * <pre>
       * The amount of time that a time series must fail to report new
       * data to be considered failing. Currently, only values that
       * are a multiple of a minute--e.g.  60, 120, or 300
       * seconds--are supported. If an invalid value is given, an
       * error will be returned. The `Duration.nanos` field is
       * ignored.
       * </pre>
       *
       * <code>.google.protobuf.Duration duration = 2;</code>
       */
      public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
        return getDuration();
      }

      public static final int TRIGGER_FIELD_NUMBER = 3;
      private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_;
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      public boolean hasTrigger() {
        return trigger_ != null;
      }
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
        return trigger_ == null ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance() : trigger_;
      }
      /**
       * <pre>
       * The number/percent of time series for which the comparison must hold
       * in order for the condition to trigger. If unspecified, then the
       * condition will trigger if the comparison is true for any of the
       * time series that have been identified by `filter` and `aggregations`.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder() {
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      }

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      public void writeTo(com.google.protobuf.CodedOutputStream output)
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         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
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         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
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         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
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         *
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         * A [filter](/monitoring/api/v3/filters) that
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         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
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         *
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         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
         * identifies which time series should be compared with the threshold.
         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
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         *
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         * <pre>
         * A [filter](/monitoring/api/v3/filters) that
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         * The filter is similar to the one that is specified in the
         * [`MetricService.ListTimeSeries`
         * request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list) (that
         * call is useful to verify the time series that will be retrieved /
         * processed) and must specify the metric type and optionally may contain
         * restrictions on resource type, resource labels, and metric labels.
         * This field may not exceed 2048 Unicode characters in length.
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         *
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         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
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         * It is advisable to use the `ListTimeSeries` method when debugging this field.
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         *
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         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
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         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
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         * It is advisable to use the `ListTimeSeries` method when debugging this field.
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         *
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         * Specifies the alignment of data points in individual time series as
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         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
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         *
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         * <pre>
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         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
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         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
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         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
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         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
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         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
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         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
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        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder addAggregations(
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            aggregations_.add(index, builderForValue.build());
            onChanged();
          } else {
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        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
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        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder clearAggregations() {
          if (aggregationsBuilder_ == null) {
            aggregations_ = java.util.Collections.emptyList();
            bitField0_ = (bitField0_ & ~0x00000002);
            onChanged();
          } else {
            aggregationsBuilder_.clear();
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public Builder removeAggregations(int index) {
          if (aggregationsBuilder_ == null) {
            ensureAggregationsIsMutable();
            aggregations_.remove(index);
            onChanged();
          } else {
            aggregationsBuilder_.remove(index);
          }
          return this;
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder getAggregationsBuilder(
            int index) {
          return getAggregationsFieldBuilder().getBuilder(index);
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.AggregationOrBuilder getAggregationsOrBuilder(
            int index) {
          if (aggregationsBuilder_ == null) {
            return aggregations_.get(index);  } else {
            return aggregationsBuilder_.getMessageOrBuilder(index);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public java.util.List<? extends com.google.monitoring.v3.AggregationOrBuilder> 
             getAggregationsOrBuilderList() {
          if (aggregationsBuilder_ != null) {
            return aggregationsBuilder_.getMessageOrBuilderList();
          } else {
            return java.util.Collections.unmodifiableList(aggregations_);
          }
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder() {
          return getAggregationsFieldBuilder().addBuilder(
              com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public com.google.monitoring.v3.Aggregation.Builder addAggregationsBuilder(
            int index) {
          return getAggregationsFieldBuilder().addBuilder(
              index, com.google.monitoring.v3.Aggregation.getDefaultInstance());
        }
        /**
         * <pre>
         * Specifies the alignment of data points in individual time series as
         * well as how to combine the retrieved time series together (such as
         * when aggregating multiple streams on each resource to a single
         * stream for each resource or when aggregating streams across all
         * members of a group of resrouces). Multiple aggregations
         * are applied in the order specified.
         * This field is similar to the
         * one in the [`MetricService.ListTimeSeries` request](/monitoring/api/ref_v3/rest/v3/projects.timeSeries/list).
         * It is advisable to use the `ListTimeSeries` method when debugging this field.
         * </pre>
         *
         * <code>repeated .google.monitoring.v3.Aggregation aggregations = 5;</code>
         */
        public java.util.List<com.google.monitoring.v3.Aggregation.Builder> 
             getAggregationsBuilderList() {
          return getAggregationsFieldBuilder().getBuilderList();
        }
        private com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder> 
            getAggregationsFieldBuilder() {
          if (aggregationsBuilder_ == null) {
            aggregationsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
                com.google.monitoring.v3.Aggregation, com.google.monitoring.v3.Aggregation.Builder, com.google.monitoring.v3.AggregationOrBuilder>(
                    aggregations_,
                    ((bitField0_ & 0x00000002) == 0x00000002),
                    getParentForChildren(),
                    isClean());
            aggregations_ = null;
          }
          return aggregationsBuilder_;
        }

        private com.google.protobuf.Duration duration_ = null;
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> durationBuilder_;
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public boolean hasDuration() {
          return durationBuilder_ != null || duration_ != null;
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.Duration getDuration() {
          if (durationBuilder_ == null) {
            return duration_ == null ? com.google.protobuf.Duration.getDefaultInstance() : duration_;
          } else {
            return durationBuilder_.getMessage();
          }
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder setDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            duration_ = value;
            onChanged();
          } else {
            durationBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder setDuration(
            com.google.protobuf.Duration.Builder builderForValue) {
          if (durationBuilder_ == null) {
            duration_ = builderForValue.build();
            onChanged();
          } else {
            durationBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder mergeDuration(com.google.protobuf.Duration value) {
          if (durationBuilder_ == null) {
            if (duration_ != null) {
              duration_ =
                com.google.protobuf.Duration.newBuilder(duration_).mergeFrom(value).buildPartial();
            } else {
              duration_ = value;
            }
            onChanged();
          } else {
            durationBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public Builder clearDuration() {
          if (durationBuilder_ == null) {
            duration_ = null;
            onChanged();
          } else {
            duration_ = null;
            durationBuilder_ = null;
          }

          return this;
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.Duration.Builder getDurationBuilder() {
          
          onChanged();
          return getDurationFieldBuilder().getBuilder();
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        public com.google.protobuf.DurationOrBuilder getDurationOrBuilder() {
          if (durationBuilder_ != null) {
            return durationBuilder_.getMessageOrBuilder();
          } else {
            return duration_ == null ?
                com.google.protobuf.Duration.getDefaultInstance() : duration_;
          }
        }
        /**
         * <pre>
         * The amount of time that a time series must fail to report new
         * data to be considered failing. Currently, only values that
         * are a multiple of a minute--e.g.  60, 120, or 300
         * seconds--are supported. If an invalid value is given, an
         * error will be returned. The `Duration.nanos` field is
         * ignored.
         * </pre>
         *
         * <code>.google.protobuf.Duration duration = 2;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder> 
            getDurationFieldBuilder() {
          if (durationBuilder_ == null) {
            durationBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.protobuf.Duration, com.google.protobuf.Duration.Builder, com.google.protobuf.DurationOrBuilder>(
                    getDuration(),
                    getParentForChildren(),
                    isClean());
            duration_ = null;
          }
          return durationBuilder_;
        }

        private com.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger_ = null;
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder> triggerBuilder_;
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public boolean hasTrigger() {
          return triggerBuilder_ != null || trigger_ != null;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger getTrigger() {
          if (triggerBuilder_ == null) {
            return trigger_ == null ? com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance() : trigger_;
          } else {
            return triggerBuilder_.getMessage();
          }
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (value == null) {
              throw new NullPointerException();
            }
            trigger_ = value;
            onChanged();
          } else {
            triggerBuilder_.setMessage(value);
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder setTrigger(
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder builderForValue) {
          if (triggerBuilder_ == null) {
            trigger_ = builderForValue.build();
            onChanged();
          } else {
            triggerBuilder_.setMessage(builderForValue.build());
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder mergeTrigger(com.google.monitoring.v3.AlertPolicy.Condition.Trigger value) {
          if (triggerBuilder_ == null) {
            if (trigger_ != null) {
              trigger_ =
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.newBuilder(trigger_).mergeFrom(value).buildPartial();
            } else {
              trigger_ = value;
            }
            onChanged();
          } else {
            triggerBuilder_.mergeFrom(value);
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public Builder clearTrigger() {
          if (triggerBuilder_ == null) {
            trigger_ = null;
            onChanged();
          } else {
            trigger_ = null;
            triggerBuilder_ = null;
          }

          return this;
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder getTriggerBuilder() {
          
          onChanged();
          return getTriggerFieldBuilder().getBuilder();
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        public com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder getTriggerOrBuilder() {
          if (triggerBuilder_ != null) {
            return triggerBuilder_.getMessageOrBuilder();
          } else {
            return trigger_ == null ?
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger.getDefaultInstance() : trigger_;
          }
        }
        /**
         * <pre>
         * The number/percent of time series for which the comparison must hold
         * in order for the condition to trigger. If unspecified, then the
         * condition will trigger if the comparison is true for any of the
         * time series that have been identified by `filter` and `aggregations`.
         * </pre>
         *
         * <code>.google.monitoring.v3.AlertPolicy.Condition.Trigger trigger = 3;</code>
         */
        private com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder> 
            getTriggerFieldBuilder() {
          if (triggerBuilder_ == null) {
            triggerBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
                com.google.monitoring.v3.AlertPolicy.Condition.Trigger, com.google.monitoring.v3.AlertPolicy.Condition.Trigger.Builder, com.google.monitoring.v3.AlertPolicy.Condition.TriggerOrBuilder>(
                    getTrigger(),
                    getParentForChildren(),
                    isClean());
            trigger_ = null;
          }
          return triggerBuilder_;
        }
        public final Builder setUnknownFields(
            final com.google.protobuf.UnknownFieldSet unknownFields) {
          return super.setUnknownFieldsProto3(unknownFields);
        }

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


        // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
      }

      // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition.MetricAbsence)
      private static final com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence DEFAULT_INSTANCE;
      static {
        DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence();
      }

      public static com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getDefaultInstance() {
        return DEFAULT_INSTANCE;
      }

      private static final com.google.protobuf.Parser<MetricAbsence>
          PARSER = new com.google.protobuf.AbstractParser<MetricAbsence>() {
        public MetricAbsence parsePartialFrom(
            com.google.protobuf.CodedInputStream input,
            com.google.protobuf.ExtensionRegistryLite extensionRegistry)
            throws com.google.protobuf.InvalidProtocolBufferException {
          return new MetricAbsence(input, extensionRegistry);
        }
      };

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

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

      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getDefaultInstanceForType() {
        return DEFAULT_INSTANCE;
      }

    }

    private int conditionCase_ = 0;
    private java.lang.Object condition_;
    public enum ConditionCase
        implements com.google.protobuf.Internal.EnumLite {
      CONDITION_THRESHOLD(1),
      CONDITION_ABSENT(2),
      CONDITION_NOT_SET(0);
      private final int value;
      private ConditionCase(int value) {
        this.value = value;
      }
      /**
       * @deprecated Use {@link #forNumber(int)} instead.
       */
      @java.lang.Deprecated
      public static ConditionCase valueOf(int value) {
        return forNumber(value);
      }

      public static ConditionCase forNumber(int value) {
        switch (value) {
          case 1: return CONDITION_THRESHOLD;
          case 2: return CONDITION_ABSENT;
          case 0: return CONDITION_NOT_SET;
          default: return null;
        }
      }
      public int getNumber() {
        return this.value;
      }
    };

    public ConditionCase
    getConditionCase() {
      return ConditionCase.forNumber(
          conditionCase_);
    }

    public static final int NAME_FIELD_NUMBER = 12;
    private volatile java.lang.Object name_;
    /**
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Stackdriver Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
     * existing condition be deleted.
     * </pre>
     *
     * <code>string name = 12;</code>
     */
    public java.lang.String getName() {
      java.lang.Object ref = name_;
      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();
        name_ = s;
        return s;
      }
    }
    /**
     * <pre>
     * Required if the condition exists. The unique resource name for this
     * condition. Its syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
     * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
     * condition is created as part of a new or updated alerting policy.
     * When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the conditions of the
     * requested alerting policy. Stackdriver Monitoring creates the
     * condition identifiers and includes them in the new policy.
     * When calling the
     * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
     * method to update a policy, including a condition `name` causes the
     * existing condition to be updated. Conditions without names are added to
     * the updated policy. Existing conditions are deleted if they are not
     * updated.
     * Best practice is to preserve `[CONDITION_ID]` if you make only small
     * changes, such as those to condition thresholds, durations, or trigger
     * values.  Otherwise, treat the change as a new condition and let the
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     * </pre>
     *
     * <code>string name = 12;</code>
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    /**
     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     */
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     * <pre>
     * A short name or phrase used to identify the condition in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple conditions in the same policy.
     * </pre>
     *
     * <code>string display_name = 6;</code>
     */
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     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
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     */
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    }
    /**
     * <pre>
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     * </pre>
     *
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      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
    }
    /**
     * <pre>
     * A condition that compares a time series against a threshold.
     * </pre>
     *
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     */
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         return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
      }
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     * <pre>
     * A condition that checks that a time series continues to
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     * </pre>
     *
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     */
    public boolean hasConditionAbsent() {
      return conditionCase_ == 2;
    }
    /**
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getConditionAbsent() {
      if (conditionCase_ == 2) {
         return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
      }
      return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
    }
    /**
     * <pre>
     * A condition that checks that a time series continues to
     * receive new data points.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
     */
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        return super.equals(obj);
      }
      com.google.monitoring.v3.AlertPolicy.Condition other = (com.google.monitoring.v3.AlertPolicy.Condition) obj;

      boolean result = true;
      result = result && getName()
          .equals(other.getName());
      result = result && getDisplayName()
          .equals(other.getDisplayName());
      result = result && getConditionCase().equals(
          other.getConditionCase());
      if (!result) return false;
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        case 1:
          result = result && getConditionThreshold()
              .equals(other.getConditionThreshold());
          break;
        case 2:
          result = result && getConditionAbsent()
              .equals(other.getConditionAbsent());
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        case 0:
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      if (memoizedHashCode != 0) {
        return memoizedHashCode;
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      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + NAME_FIELD_NUMBER;
      hash = (53 * hash) + getName().hashCode();
      hash = (37 * hash) + DISPLAY_NAME_FIELD_NUMBER;
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    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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        byte[] data,
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    public static com.google.monitoring.v3.AlertPolicy.Condition parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      return com.google.protobuf.GeneratedMessageV3
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    public static Builder newBuilder(com.google.monitoring.v3.AlertPolicy.Condition prototype) {
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    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
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    /**
     * <pre>
     * A condition is a true/false test that determines when an alerting policy
     * should open an incident. If a condition evaluates to true, it signifies
     * that something is wrong.
     * </pre>
     *
     * Protobuf type {@code google.monitoring.v3.AlertPolicy.Condition}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
        // @@protoc_insertion_point(builder_implements:google.monitoring.v3.AlertPolicy.Condition)
        com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder {
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        result.displayName_ = displayName_;
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          if (conditionThresholdBuilder_ == null) {
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            result.condition_ = conditionThresholdBuilder_.build();
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          if (conditionAbsentBuilder_ == null) {
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      public Builder clearOneof(
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      public Builder setRepeatedField(
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      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
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      public Builder mergeFrom(com.google.protobuf.Message other) {
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          return mergeFrom((com.google.monitoring.v3.AlertPolicy.Condition)other);
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      public Builder mergeFrom(com.google.monitoring.v3.AlertPolicy.Condition other) {
        if (other == com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance()) return this;
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          onChanged();
        }
        if (!other.getDisplayName().isEmpty()) {
          displayName_ = other.displayName_;
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        switch (other.getConditionCase()) {
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          case CONDITION_ABSENT: {
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          }
          case CONDITION_NOT_SET: {
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          }
        }
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      private java.lang.Object condition_;
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      }

      public Builder clearCondition() {
        conditionCase_ = 0;
        condition_ = null;
        onChanged();
        return this;
      }


      private java.lang.Object name_ = "";
      /**
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its syntax is:
       *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Stackdriver Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       */
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          com.google.protobuf.ByteString bs =
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          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its syntax is:
       *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Stackdriver Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       */
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      /**
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its syntax is:
       *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Stackdriver Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       */
      public Builder setName(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
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        name_ = value;
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      /**
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its syntax is:
       *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Stackdriver Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
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      }
      /**
       * <pre>
       * Required if the condition exists. The unique resource name for this
       * condition. Its syntax is:
       *     projects/[PROJECT_ID]/alertPolicies/[POLICY_ID]/conditions/[CONDITION_ID]
       * `[CONDITION_ID]` is assigned by Stackdriver Monitoring when the
       * condition is created as part of a new or updated alerting policy.
       * When calling the
       * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
       * method, do not include the `name` field in the conditions of the
       * requested alerting policy. Stackdriver Monitoring creates the
       * condition identifiers and includes them in the new policy.
       * When calling the
       * [alertPolicies.update][google.monitoring.v3.AlertPolicyService.UpdateAlertPolicy]
       * method to update a policy, including a condition `name` causes the
       * existing condition to be updated. Conditions without names are added to
       * the updated policy. Existing conditions are deleted if they are not
       * updated.
       * Best practice is to preserve `[CONDITION_ID]` if you make only small
       * changes, such as those to condition thresholds, durations, or trigger
       * values.  Otherwise, treat the change as a new condition and let the
       * existing condition be deleted.
       * </pre>
       *
       * <code>string name = 12;</code>
       */
      public Builder setNameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        name_ = value;
        onChanged();
        return this;
      }

      private java.lang.Object displayName_ = "";
      /**
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       */
      public java.lang.String getDisplayName() {
        java.lang.Object ref = displayName_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          displayName_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       */
      public com.google.protobuf.ByteString
          getDisplayNameBytes() {
        java.lang.Object ref = displayName_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          displayName_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       */
      public Builder setDisplayName(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        displayName_ = value;
        onChanged();
        return this;
      }
      /**
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       */
      public Builder clearDisplayName() {
        
        displayName_ = getDefaultInstance().getDisplayName();
        onChanged();
        return this;
      }
      /**
       * <pre>
       * A short name or phrase used to identify the condition in dashboards,
       * notifications, and incidents. To avoid confusion, don't use the same
       * display name for multiple conditions in the same policy.
       * </pre>
       *
       * <code>string display_name = 6;</code>
       */
      public Builder setDisplayNameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        displayName_ = value;
        onChanged();
        return this;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold, com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder> conditionThresholdBuilder_;
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public boolean hasConditionThreshold() {
        return conditionCase_ == 1;
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold getConditionThreshold() {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
        } else {
          if (conditionCase_ == 1) {
            return conditionThresholdBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
        }
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public Builder setConditionThreshold(com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold value) {
        if (conditionThresholdBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionThresholdBuilder_.setMessage(value);
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public Builder setConditionThreshold(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder builderForValue) {
        if (conditionThresholdBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionThresholdBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public Builder mergeConditionThreshold(com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold value) {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1 &&
              condition_ != com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance()) {
            condition_ = com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.newBuilder((com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_)
                .mergeFrom(value).buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 1) {
            conditionThresholdBuilder_.mergeFrom(value);
          }
          conditionThresholdBuilder_.setMessage(value);
        }
        conditionCase_ = 1;
        return this;
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public Builder clearConditionThreshold() {
        if (conditionThresholdBuilder_ == null) {
          if (conditionCase_ == 1) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 1) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionThresholdBuilder_.clear();
        }
        return this;
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder getConditionThresholdBuilder() {
        return getConditionThresholdFieldBuilder().getBuilder();
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder getConditionThresholdOrBuilder() {
        if ((conditionCase_ == 1) && (conditionThresholdBuilder_ != null)) {
          return conditionThresholdBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 1) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
        }
      }
      /**
       * <pre>
       * A condition that compares a time series against a threshold.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold condition_threshold = 1;</code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold, com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder> 
          getConditionThresholdFieldBuilder() {
        if (conditionThresholdBuilder_ == null) {
          if (!(conditionCase_ == 1)) {
            condition_ = com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.getDefaultInstance();
          }
          conditionThresholdBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold, com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricThresholdOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.MetricThreshold) condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 1;
        onChanged();;
        return conditionThresholdBuilder_;
      }

      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder> conditionAbsentBuilder_;
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public boolean hasConditionAbsent() {
        return conditionCase_ == 2;
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence getConditionAbsent() {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        } else {
          if (conditionCase_ == 2) {
            return conditionAbsentBuilder_.getMessage();
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        }
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public Builder setConditionAbsent(com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence value) {
        if (conditionAbsentBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          condition_ = value;
          onChanged();
        } else {
          conditionAbsentBuilder_.setMessage(value);
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public Builder setConditionAbsent(
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder builderForValue) {
        if (conditionAbsentBuilder_ == null) {
          condition_ = builderForValue.build();
          onChanged();
        } else {
          conditionAbsentBuilder_.setMessage(builderForValue.build());
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public Builder mergeConditionAbsent(com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence value) {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2 &&
              condition_ != com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance()) {
            condition_ = com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.newBuilder((com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_)
                .mergeFrom(value).buildPartial();
          } else {
            condition_ = value;
          }
          onChanged();
        } else {
          if (conditionCase_ == 2) {
            conditionAbsentBuilder_.mergeFrom(value);
          }
          conditionAbsentBuilder_.setMessage(value);
        }
        conditionCase_ = 2;
        return this;
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public Builder clearConditionAbsent() {
        if (conditionAbsentBuilder_ == null) {
          if (conditionCase_ == 2) {
            conditionCase_ = 0;
            condition_ = null;
            onChanged();
          }
        } else {
          if (conditionCase_ == 2) {
            conditionCase_ = 0;
            condition_ = null;
          }
          conditionAbsentBuilder_.clear();
        }
        return this;
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder getConditionAbsentBuilder() {
        return getConditionAbsentFieldBuilder().getBuilder();
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      public com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder getConditionAbsentOrBuilder() {
        if ((conditionCase_ == 2) && (conditionAbsentBuilder_ != null)) {
          return conditionAbsentBuilder_.getMessageOrBuilder();
        } else {
          if (conditionCase_ == 2) {
            return (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_;
          }
          return com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
        }
      }
      /**
       * <pre>
       * A condition that checks that a time series continues to
       * receive new data points.
       * </pre>
       *
       * <code>.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence condition_absent = 2;</code>
       */
      private com.google.protobuf.SingleFieldBuilderV3<
          com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder> 
          getConditionAbsentFieldBuilder() {
        if (conditionAbsentBuilder_ == null) {
          if (!(conditionCase_ == 2)) {
            condition_ = com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.getDefaultInstance();
          }
          conditionAbsentBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
              com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence.Builder, com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsenceOrBuilder>(
                  (com.google.monitoring.v3.AlertPolicy.Condition.MetricAbsence) condition_,
                  getParentForChildren(),
                  isClean());
          condition_ = null;
        }
        conditionCase_ = 2;
        onChanged();;
        return conditionAbsentBuilder_;
      }
      public final Builder setUnknownFields(
          final com.google.protobuf.UnknownFieldSet unknownFields) {
        return super.setUnknownFieldsProto3(unknownFields);
      }

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


      // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy.Condition)
    }

    // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy.Condition)
    private static final com.google.monitoring.v3.AlertPolicy.Condition DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy.Condition();
    }

    public static com.google.monitoring.v3.AlertPolicy.Condition getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

    private static final com.google.protobuf.Parser<Condition>
        PARSER = new com.google.protobuf.AbstractParser<Condition>() {
      public Condition parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new Condition(input, extensionRegistry);
      }
    };

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

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

    public com.google.monitoring.v3.AlertPolicy.Condition getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  private int bitField0_;
  public static final int NAME_FIELD_NUMBER = 1;
  private volatile java.lang.Object name_;
  /**
   * <pre>
   * Required if the policy exists. The resource name for this policy. The
   * syntax is:
   *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
   * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
   * is created.  When calling the
   * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
   * method, do not include the `name` field in the alerting policy passed as
   * part of the request.
   * </pre>
   *
   * <code>string name = 1;</code>
   */
  public java.lang.String getName() {
    java.lang.Object ref = name_;
    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();
      name_ = s;
      return s;
    }
  }
  /**
   * <pre>
   * Required if the policy exists. The resource name for this policy. The
   * syntax is:
   *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
   * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
   * is created.  When calling the
   * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
   * method, do not include the `name` field in the alerting policy passed as
   * part of the request.
   * </pre>
   *
   * <code>string name = 1;</code>
   */
  public com.google.protobuf.ByteString
      getNameBytes() {
    java.lang.Object ref = name_;
    if (ref instanceof java.lang.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;
    }
  }

  public static final int DISPLAY_NAME_FIELD_NUMBER = 2;
  private volatile java.lang.Object displayName_;
  /**
   * <pre>
   * A short name or phrase used to identify the policy in dashboards,
   * notifications, and incidents. To avoid confusion, don't use the same
   * display name for multiple policies in the same project. The name is
   * limited to 512 Unicode characters.
   * </pre>
   *
   * <code>string display_name = 2;</code>
   */
  public java.lang.String getDisplayName() {
    java.lang.Object ref = displayName_;
    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();
      displayName_ = s;
      return s;
    }
  }
  /**
   * <pre>
   * A short name or phrase used to identify the policy in dashboards,
   * notifications, and incidents. To avoid confusion, don't use the same
   * display name for multiple policies in the same project. The name is
   * limited to 512 Unicode characters.
   * </pre>
   *
   * <code>string display_name = 2;</code>
   */
  public com.google.protobuf.ByteString
      getDisplayNameBytes() {
    java.lang.Object ref = displayName_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b = 
          com.google.protobuf.ByteString.copyFromUtf8(
              (java.lang.String) ref);
      displayName_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }

  public static final int DOCUMENTATION_FIELD_NUMBER = 13;
  private com.google.monitoring.v3.AlertPolicy.Documentation documentation_;
  /**
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   */
  public boolean hasDocumentation() {
    return documentation_ != null;
  }
  /**
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   */
  public com.google.monitoring.v3.AlertPolicy.Documentation getDocumentation() {
    return documentation_ == null ? com.google.monitoring.v3.AlertPolicy.Documentation.getDefaultInstance() : documentation_;
  }
  /**
   * <pre>
   * Documentation that is included with notifications and incidents related to
   * this policy. Best practice is for the documentation to include information
   * to help responders understand, mitigate, escalate, and correct the
   * underlying problems detected by the alerting policy. Notification channels
   * that have limited capacity might not show this documentation.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
   */
  public com.google.monitoring.v3.AlertPolicy.DocumentationOrBuilder getDocumentationOrBuilder() {
    return getDocumentation();
  }

  public static final int USER_LABELS_FIELD_NUMBER = 16;
  private static final class UserLabelsDefaultEntryHolder {
    static final com.google.protobuf.MapEntry<
        java.lang.String, java.lang.String> defaultEntry =
            com.google.protobuf.MapEntry
            .<java.lang.String, java.lang.String>newDefaultInstance(
                com.google.monitoring.v3.AlertProto.internal_static_google_monitoring_v3_AlertPolicy_UserLabelsEntry_descriptor, 
                com.google.protobuf.WireFormat.FieldType.STRING,
                "",
                com.google.protobuf.WireFormat.FieldType.STRING,
                "");
  }
  private com.google.protobuf.MapField<
      java.lang.String, java.lang.String> userLabels_;
  private com.google.protobuf.MapField<java.lang.String, java.lang.String>
  internalGetUserLabels() {
    if (userLabels_ == null) {
      return com.google.protobuf.MapField.emptyMapField(
          UserLabelsDefaultEntryHolder.defaultEntry);
    }
    return userLabels_;
  }

  public int getUserLabelsCount() {
    return internalGetUserLabels().getMap().size();
  }
  /**
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */

  public boolean containsUserLabels(
      java.lang.String key) {
    if (key == null) { throw new java.lang.NullPointerException(); }
    return internalGetUserLabels().getMap().containsKey(key);
  }
  /**
   * Use {@link #getUserLabelsMap()} instead.
   */
  @java.lang.Deprecated
  public java.util.Map<java.lang.String, java.lang.String> getUserLabels() {
    return getUserLabelsMap();
  }
  /**
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */

  public java.util.Map<java.lang.String, java.lang.String> getUserLabelsMap() {
    return internalGetUserLabels().getMap();
  }
  /**
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */

  public java.lang.String getUserLabelsOrDefault(
      java.lang.String key,
      java.lang.String defaultValue) {
    if (key == null) { throw new java.lang.NullPointerException(); }
    java.util.Map<java.lang.String, java.lang.String> map =
        internalGetUserLabels().getMap();
    return map.containsKey(key) ? map.get(key) : defaultValue;
  }
  /**
   * <pre>
   * User-supplied key/value data to be used for organizing and
   * identifying the `AlertPolicy` objects.
   * The field can contain up to 64 entries. Each key and value is limited to
   * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
   * values can contain only lowercase letters, numerals, underscores, and
   * dashes. Keys must begin with a letter.
   * </pre>
   *
   * <code>map&lt;string, string&gt; user_labels = 16;</code>
   */

  public java.lang.String getUserLabelsOrThrow(
      java.lang.String key) {
    if (key == null) { throw new java.lang.NullPointerException(); }
    java.util.Map<java.lang.String, java.lang.String> map =
        internalGetUserLabels().getMap();
    if (!map.containsKey(key)) {
      throw new java.lang.IllegalArgumentException();
    }
    return map.get(key);
  }

  public static final int CONDITIONS_FIELD_NUMBER = 12;
  private java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> conditions_;
  /**
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> getConditionsList() {
    return conditions_;
  }
  /**
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  public java.util.List<? extends com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder> 
      getConditionsOrBuilderList() {
    return conditions_;
  }
  /**
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  public int getConditionsCount() {
    return conditions_.size();
  }
  /**
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  public com.google.monitoring.v3.AlertPolicy.Condition getConditions(int index) {
    return conditions_.get(index);
  }
  /**
   * <pre>
   * A list of conditions for the policy. The conditions are combined by AND or
   * OR according to the `combiner` field. If the combined conditions evaluate
   * to true, then an incident is created. A policy can have from one to six
   * conditions.
   * </pre>
   *
   * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
   */
  public com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder getConditionsOrBuilder(
      int index) {
    return conditions_.get(index);
  }

  public static final int COMBINER_FIELD_NUMBER = 6;
  private int combiner_;
  /**
   * <pre>
   * How to combine the results of multiple conditions
   * to determine if an incident should be opened.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
   */
  public int getCombinerValue() {
    return combiner_;
  }
  /**
   * <pre>
   * How to combine the results of multiple conditions
   * to determine if an incident should be opened.
   * </pre>
   *
   * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
   */
  public com.google.monitoring.v3.AlertPolicy.ConditionCombinerType getCombiner() {
    com.google.monitoring.v3.AlertPolicy.ConditionCombinerType result = com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.valueOf(combiner_);
    return result == null ? com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.UNRECOGNIZED : result;
  }

  public static final int ENABLED_FIELD_NUMBER = 17;
  private com.google.protobuf.BoolValue enabled_;
  /**
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   */
  public boolean hasEnabled() {
    return enabled_ != null;
  }
  /**
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   */
  public com.google.protobuf.BoolValue getEnabled() {
    return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
  }
  /**
   * <pre>
   * Whether or not the policy is enabled. On write, the default interpretation
   * if unset is that the policy is enabled. On read, clients should not make
   * any assumption about the state if it has not been populated. The
   * field should always be populated on List and Get operations, unless
   * a field projection has been specified that strips it out.
   * </pre>
   *
   * <code>.google.protobuf.BoolValue enabled = 17;</code>
   */
  public com.google.protobuf.BoolValueOrBuilder getEnabledOrBuilder() {
    return getEnabled();
  }

  public static final int NOTIFICATION_CHANNELS_FIELD_NUMBER = 14;
  private com.google.protobuf.LazyStringList notificationChannels_;
  /**
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The syntax of the entries in this field is:
   *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   */
  public com.google.protobuf.ProtocolStringList
      getNotificationChannelsList() {
    return notificationChannels_;
  }
  /**
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The syntax of the entries in this field is:
   *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   */
  public int getNotificationChannelsCount() {
    return notificationChannels_.size();
  }
  /**
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The syntax of the entries in this field is:
   *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   */
  public java.lang.String getNotificationChannels(int index) {
    return notificationChannels_.get(index);
  }
  /**
   * <pre>
   * Identifies the notification channels to which notifications should be sent
   * when incidents are opened or closed or when new violations occur on
   * an already opened incident. Each element of this array corresponds to
   * the `name` field in each of the
   * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
   * objects that are returned from the [`ListNotificationChannels`]
   * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
   * method. The syntax of the entries in this field is:
   *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
   * </pre>
   *
   * <code>repeated string notification_channels = 14;</code>
   */
  public com.google.protobuf.ByteString
      getNotificationChannelsBytes(int index) {
    return notificationChannels_.getByteString(index);
  }

  public static final int CREATION_RECORD_FIELD_NUMBER = 10;
  private com.google.monitoring.v3.MutationRecord creationRecord_;
  /**
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   */
  public boolean hasCreationRecord() {
    return creationRecord_ != null;
  }
  /**
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   */
  public com.google.monitoring.v3.MutationRecord getCreationRecord() {
    return creationRecord_ == null ? com.google.monitoring.v3.MutationRecord.getDefaultInstance() : creationRecord_;
  }
  /**
   * <pre>
   * A read-only record of the creation of the alerting policy. If provided
   * in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
   */
  public com.google.monitoring.v3.MutationRecordOrBuilder getCreationRecordOrBuilder() {
    return getCreationRecord();
  }

  public static final int MUTATION_RECORD_FIELD_NUMBER = 11;
  private com.google.monitoring.v3.MutationRecord mutationRecord_;
  /**
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
   * provided in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
   */
  public boolean hasMutationRecord() {
    return mutationRecord_ != null;
  }
  /**
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
   * provided in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
   */
  public com.google.monitoring.v3.MutationRecord getMutationRecord() {
    return mutationRecord_ == null ? com.google.monitoring.v3.MutationRecord.getDefaultInstance() : mutationRecord_;
  }
  /**
   * <pre>
   * A read-only record of the most recent change to the alerting policy. If
   * provided in a call to create or update, this field will be ignored.
   * </pre>
   *
   * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
   */
  public com.google.monitoring.v3.MutationRecordOrBuilder getMutationRecordOrBuilder() {
    return getMutationRecord();
  }

  private byte memoizedIsInitialized = -1;
  public final boolean isInitialized() {
    byte isInitialized = memoizedIsInitialized;
    if (isInitialized == 1) return true;
    if (isInitialized == 0) return false;

    memoizedIsInitialized = 1;
    return true;
  }

  public void writeTo(com.google.protobuf.CodedOutputStream output)
                      throws java.io.IOException {
    if (!getNameBytes().isEmpty()) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 1, name_);
    }
    if (!getDisplayNameBytes().isEmpty()) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 2, displayName_);
    }
    if (combiner_ != com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.COMBINE_UNSPECIFIED.getNumber()) {
      output.writeEnum(6, combiner_);
    }
    if (creationRecord_ != null) {
      output.writeMessage(10, getCreationRecord());
    }
    if (mutationRecord_ != null) {
      output.writeMessage(11, getMutationRecord());
    }
    for (int i = 0; i < conditions_.size(); i++) {
      output.writeMessage(12, conditions_.get(i));
    }
    if (documentation_ != null) {
      output.writeMessage(13, getDocumentation());
    }
    for (int i = 0; i < notificationChannels_.size(); i++) {
      com.google.protobuf.GeneratedMessageV3.writeString(output, 14, notificationChannels_.getRaw(i));
    }
    com.google.protobuf.GeneratedMessageV3
      .serializeStringMapTo(
        output,
        internalGetUserLabels(),
        UserLabelsDefaultEntryHolder.defaultEntry,
        16);
    if (enabled_ != null) {
      output.writeMessage(17, getEnabled());
    }
    unknownFields.writeTo(output);
  }

  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (!getNameBytes().isEmpty()) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(1, name_);
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    if (!getDisplayNameBytes().isEmpty()) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(2, displayName_);
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    if (combiner_ != com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.COMBINE_UNSPECIFIED.getNumber()) {
      size += com.google.protobuf.CodedOutputStream
        .computeEnumSize(6, combiner_);
    }
    if (creationRecord_ != null) {
      size += com.google.protobuf.CodedOutputStream
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    if (mutationRecord_ != null) {
      size += com.google.protobuf.CodedOutputStream
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    for (int i = 0; i < conditions_.size(); i++) {
      size += com.google.protobuf.CodedOutputStream
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    }
    if (documentation_ != null) {
      size += com.google.protobuf.CodedOutputStream
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    }
    {
      int dataSize = 0;
      for (int i = 0; i < notificationChannels_.size(); i++) {
        dataSize += computeStringSizeNoTag(notificationChannels_.getRaw(i));
      }
      size += dataSize;
      size += 1 * getNotificationChannelsList().size();
    }
    for (java.util.Map.Entry<java.lang.String, java.lang.String> entry
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      com.google.protobuf.MapEntry<java.lang.String, java.lang.String>
      userLabels__ = UserLabelsDefaultEntryHolder.defaultEntry.newBuilderForType()
          .setKey(entry.getKey())
          .setValue(entry.getValue())
          .build();
      size += com.google.protobuf.CodedOutputStream
          .computeMessageSize(16, userLabels__);
    }
    if (enabled_ != null) {
      size += com.google.protobuf.CodedOutputStream
        .computeMessageSize(17, getEnabled());
    }
    size += unknownFields.getSerializedSize();
    memoizedSize = size;
    return size;
  }

  @java.lang.Override
  public boolean equals(final java.lang.Object obj) {
    if (obj == this) {
     return true;
    }
    if (!(obj instanceof com.google.monitoring.v3.AlertPolicy)) {
      return super.equals(obj);
    }
    com.google.monitoring.v3.AlertPolicy other = (com.google.monitoring.v3.AlertPolicy) obj;

    boolean result = true;
    result = result && getName()
        .equals(other.getName());
    result = result && getDisplayName()
        .equals(other.getDisplayName());
    result = result && (hasDocumentation() == other.hasDocumentation());
    if (hasDocumentation()) {
      result = result && getDocumentation()
          .equals(other.getDocumentation());
    }
    result = result && internalGetUserLabels().equals(
        other.internalGetUserLabels());
    result = result && getConditionsList()
        .equals(other.getConditionsList());
    result = result && combiner_ == other.combiner_;
    result = result && (hasEnabled() == other.hasEnabled());
    if (hasEnabled()) {
      result = result && getEnabled()
          .equals(other.getEnabled());
    }
    result = result && getNotificationChannelsList()
        .equals(other.getNotificationChannelsList());
    result = result && (hasCreationRecord() == other.hasCreationRecord());
    if (hasCreationRecord()) {
      result = result && getCreationRecord()
          .equals(other.getCreationRecord());
    }
    result = result && (hasMutationRecord() == other.hasMutationRecord());
    if (hasMutationRecord()) {
      result = result && getMutationRecord()
          .equals(other.getMutationRecord());
    }
    result = result && unknownFields.equals(other.unknownFields);
    return result;
  }

  @java.lang.Override
  public int hashCode() {
    if (memoizedHashCode != 0) {
      return memoizedHashCode;
    }
    int hash = 41;
    hash = (19 * hash) + getDescriptor().hashCode();
    hash = (37 * hash) + NAME_FIELD_NUMBER;
    hash = (53 * hash) + getName().hashCode();
    hash = (37 * hash) + DISPLAY_NAME_FIELD_NUMBER;
    hash = (53 * hash) + getDisplayName().hashCode();
    if (hasDocumentation()) {
      hash = (37 * hash) + DOCUMENTATION_FIELD_NUMBER;
      hash = (53 * hash) + getDocumentation().hashCode();
    }
    if (!internalGetUserLabels().getMap().isEmpty()) {
      hash = (37 * hash) + USER_LABELS_FIELD_NUMBER;
      hash = (53 * hash) + internalGetUserLabels().hashCode();
    }
    if (getConditionsCount() > 0) {
      hash = (37 * hash) + CONDITIONS_FIELD_NUMBER;
      hash = (53 * hash) + getConditionsList().hashCode();
    }
    hash = (37 * hash) + COMBINER_FIELD_NUMBER;
    hash = (53 * hash) + combiner_;
    if (hasEnabled()) {
      hash = (37 * hash) + ENABLED_FIELD_NUMBER;
      hash = (53 * hash) + getEnabled().hashCode();
    }
    if (getNotificationChannelsCount() > 0) {
      hash = (37 * hash) + NOTIFICATION_CHANNELS_FIELD_NUMBER;
      hash = (53 * hash) + getNotificationChannelsList().hashCode();
    }
    if (hasCreationRecord()) {
      hash = (37 * hash) + CREATION_RECORD_FIELD_NUMBER;
      hash = (53 * hash) + getCreationRecord().hashCode();
    }
    if (hasMutationRecord()) {
      hash = (37 * hash) + MUTATION_RECORD_FIELD_NUMBER;
      hash = (53 * hash) + getMutationRecord().hashCode();
    }
    hash = (29 * hash) + unknownFields.hashCode();
    memoizedHashCode = hash;
    return hash;
  }

  public static com.google.monitoring.v3.AlertPolicy parseFrom(
      java.nio.ByteBuffer data)
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    return PARSER.parseFrom(data);
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(
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      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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    return PARSER.parseFrom(data, extensionRegistry);
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(
      com.google.protobuf.ByteString data)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data);
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(
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      com.google.protobuf.ExtensionRegistryLite extensionRegistry)
      throws com.google.protobuf.InvalidProtocolBufferException {
    return PARSER.parseFrom(data, extensionRegistry);
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(byte[] data)
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(
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  public static com.google.monitoring.v3.AlertPolicy parseFrom(
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  public Builder newBuilderForType() { return newBuilder(); }
  public static Builder newBuilder() {
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  public static Builder newBuilder(com.google.monitoring.v3.AlertPolicy prototype) {
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        ? new Builder() : new Builder().mergeFrom(this);
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  @java.lang.Override
  protected Builder newBuilderForType(
      com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
    Builder builder = new Builder(parent);
    return builder;
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  /**
   * <pre>
   * A description of the conditions under which some aspect of your system is
   * considered to be "unhealthy" and the ways to notify people or services about
   * this state. For an overview of alert policies, see
   * [Introduction to Alerting](/monitoring/alerts/).
   * </pre>
   *
   * Protobuf type {@code google.monitoring.v3.AlertPolicy}
   */
  public static final class Builder extends
      com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
      // @@protoc_insertion_point(builder_implements:google.monitoring.v3.AlertPolicy)
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    /**
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
     * is created.  When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
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    /**
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
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     *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
     * is created.  When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
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     *
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     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
     * is created.  When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
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     *
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     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
     * is created.  When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
     * </pre>
     *
     * <code>string name = 1;</code>
     */
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    /**
     * <pre>
     * Required if the policy exists. The resource name for this policy. The
     * syntax is:
     *     projects/[PROJECT_ID]/alertPolicies/[ALERT_POLICY_ID]
     * `[ALERT_POLICY_ID]` is assigned by Stackdriver Monitoring when the policy
     * is created.  When calling the
     * [alertPolicies.create][google.monitoring.v3.AlertPolicyService.CreateAlertPolicy]
     * method, do not include the `name` field in the alerting policy passed as
     * part of the request.
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     *
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     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
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     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
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     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
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    /**
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
     */
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    /**
     * <pre>
     * A short name or phrase used to identify the policy in dashboards,
     * notifications, and incidents. To avoid confusion, don't use the same
     * display name for multiple policies in the same project. The name is
     * limited to 512 Unicode characters.
     * </pre>
     *
     * <code>string display_name = 2;</code>
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     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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      return documentationBuilder_ != null || documentation_ != null;
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    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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        return documentationBuilder_.getMessage();
      }
    }
    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder setDocumentation(com.google.monitoring.v3.AlertPolicy.Documentation value) {
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        if (value == null) {
          throw new NullPointerException();
        }
        documentation_ = value;
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      } else {
        documentationBuilder_.setMessage(value);
      }

      return this;
    }
    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
    public Builder setDocumentation(
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        documentationBuilder_.setMessage(builderForValue.build());
      }

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    }
    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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        documentation_ = null;
        onChanged();
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        documentation_ = null;
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    }
    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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      return getDocumentationFieldBuilder().getBuilder();
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    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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      } else {
        return documentation_ == null ?
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    /**
     * <pre>
     * Documentation that is included with notifications and incidents related to
     * this policy. Best practice is for the documentation to include information
     * to help responders understand, mitigate, escalate, and correct the
     * underlying problems detected by the alerting policy. Notification channels
     * that have limited capacity might not show this documentation.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.Documentation documentation = 13;</code>
     */
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    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
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      return getUserLabelsMap();
    }
    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */

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      return internalGetUserLabels().getMap();
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    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */

    public java.lang.String getUserLabelsOrDefault(
        java.lang.String key,
        java.lang.String defaultValue) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map<java.lang.String, java.lang.String> map =
          internalGetUserLabels().getMap();
      return map.containsKey(key) ? map.get(key) : defaultValue;
    }
    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */

    public java.lang.String getUserLabelsOrThrow(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      java.util.Map<java.lang.String, java.lang.String> map =
          internalGetUserLabels().getMap();
      if (!map.containsKey(key)) {
        throw new java.lang.IllegalArgumentException();
      }
      return map.get(key);
    }

    public Builder clearUserLabels() {
      internalGetMutableUserLabels().getMutableMap()
          .clear();
      return this;
    }
    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */

    public Builder removeUserLabels(
        java.lang.String key) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      internalGetMutableUserLabels().getMutableMap()
          .remove(key);
      return this;
    }
    /**
     * Use alternate mutation accessors instead.
     */
    @java.lang.Deprecated
    public java.util.Map<java.lang.String, java.lang.String>
    getMutableUserLabels() {
      return internalGetMutableUserLabels().getMutableMap();
    }
    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */
    public Builder putUserLabels(
        java.lang.String key,
        java.lang.String value) {
      if (key == null) { throw new java.lang.NullPointerException(); }
      if (value == null) { throw new java.lang.NullPointerException(); }
      internalGetMutableUserLabels().getMutableMap()
          .put(key, value);
      return this;
    }
    /**
     * <pre>
     * User-supplied key/value data to be used for organizing and
     * identifying the `AlertPolicy` objects.
     * The field can contain up to 64 entries. Each key and value is limited to
     * 63 Unicode characters or 128 bytes, whichever is smaller. Labels and
     * values can contain only lowercase letters, numerals, underscores, and
     * dashes. Keys must begin with a letter.
     * </pre>
     *
     * <code>map&lt;string, string&gt; user_labels = 16;</code>
     */

    public Builder putAllUserLabels(
        java.util.Map<java.lang.String, java.lang.String> values) {
      internalGetMutableUserLabels().getMutableMap()
          .putAll(values);
      return this;
    }

    private java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> conditions_ =
      java.util.Collections.emptyList();
    private void ensureConditionsIsMutable() {
      if (!((bitField0_ & 0x00000010) == 0x00000010)) {
        conditions_ = new java.util.ArrayList<com.google.monitoring.v3.AlertPolicy.Condition>(conditions_);
        bitField0_ |= 0x00000010;
       }
    }

    private com.google.protobuf.RepeatedFieldBuilderV3<
        com.google.monitoring.v3.AlertPolicy.Condition, com.google.monitoring.v3.AlertPolicy.Condition.Builder, com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder> conditionsBuilder_;

    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition> getConditionsList() {
      if (conditionsBuilder_ == null) {
        return java.util.Collections.unmodifiableList(conditions_);
      } else {
        return conditionsBuilder_.getMessageList();
      }
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public int getConditionsCount() {
      if (conditionsBuilder_ == null) {
        return conditions_.size();
      } else {
        return conditionsBuilder_.getCount();
      }
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition getConditions(int index) {
      if (conditionsBuilder_ == null) {
        return conditions_.get(index);
      } else {
        return conditionsBuilder_.getMessage(index);
      }
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder setConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.set(index, value);
        onChanged();
      } else {
        conditionsBuilder_.setMessage(index, value);
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder setConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.set(index, builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.setMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.add(value);
        onChanged();
      } else {
        conditionsBuilder_.addMessage(value);
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition value) {
      if (conditionsBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        ensureConditionsIsMutable();
        conditions_.add(index, value);
        onChanged();
      } else {
        conditionsBuilder_.addMessage(index, value);
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(
        com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.add(builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.addMessage(builderForValue.build());
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addConditions(
        int index, com.google.monitoring.v3.AlertPolicy.Condition.Builder builderForValue) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.add(index, builderForValue.build());
        onChanged();
      } else {
        conditionsBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder addAllConditions(
        java.lang.Iterable<? extends com.google.monitoring.v3.AlertPolicy.Condition> values) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        com.google.protobuf.AbstractMessageLite.Builder.addAll(
            values, conditions_);
        onChanged();
      } else {
        conditionsBuilder_.addAllMessages(values);
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder clearConditions() {
      if (conditionsBuilder_ == null) {
        conditions_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000010);
        onChanged();
      } else {
        conditionsBuilder_.clear();
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public Builder removeConditions(int index) {
      if (conditionsBuilder_ == null) {
        ensureConditionsIsMutable();
        conditions_.remove(index);
        onChanged();
      } else {
        conditionsBuilder_.remove(index);
      }
      return this;
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder getConditionsBuilder(
        int index) {
      return getConditionsFieldBuilder().getBuilder(index);
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder getConditionsOrBuilder(
        int index) {
      if (conditionsBuilder_ == null) {
        return conditions_.get(index);  } else {
        return conditionsBuilder_.getMessageOrBuilder(index);
      }
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<? extends com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder> 
         getConditionsOrBuilderList() {
      if (conditionsBuilder_ != null) {
        return conditionsBuilder_.getMessageOrBuilderList();
      } else {
        return java.util.Collections.unmodifiableList(conditions_);
      }
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder addConditionsBuilder() {
      return getConditionsFieldBuilder().addBuilder(
          com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance());
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.Condition.Builder addConditionsBuilder(
        int index) {
      return getConditionsFieldBuilder().addBuilder(
          index, com.google.monitoring.v3.AlertPolicy.Condition.getDefaultInstance());
    }
    /**
     * <pre>
     * A list of conditions for the policy. The conditions are combined by AND or
     * OR according to the `combiner` field. If the combined conditions evaluate
     * to true, then an incident is created. A policy can have from one to six
     * conditions.
     * </pre>
     *
     * <code>repeated .google.monitoring.v3.AlertPolicy.Condition conditions = 12;</code>
     */
    public java.util.List<com.google.monitoring.v3.AlertPolicy.Condition.Builder> 
         getConditionsBuilderList() {
      return getConditionsFieldBuilder().getBuilderList();
    }
    private com.google.protobuf.RepeatedFieldBuilderV3<
        com.google.monitoring.v3.AlertPolicy.Condition, com.google.monitoring.v3.AlertPolicy.Condition.Builder, com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder> 
        getConditionsFieldBuilder() {
      if (conditionsBuilder_ == null) {
        conditionsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
            com.google.monitoring.v3.AlertPolicy.Condition, com.google.monitoring.v3.AlertPolicy.Condition.Builder, com.google.monitoring.v3.AlertPolicy.ConditionOrBuilder>(
                conditions_,
                ((bitField0_ & 0x00000010) == 0x00000010),
                getParentForChildren(),
                isClean());
        conditions_ = null;
      }
      return conditionsBuilder_;
    }

    private int combiner_ = 0;
    /**
     * <pre>
     * How to combine the results of multiple conditions
     * to determine if an incident should be opened.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     */
    public int getCombinerValue() {
      return combiner_;
    }
    /**
     * <pre>
     * How to combine the results of multiple conditions
     * to determine if an incident should be opened.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     */
    public Builder setCombinerValue(int value) {
      combiner_ = value;
      onChanged();
      return this;
    }
    /**
     * <pre>
     * How to combine the results of multiple conditions
     * to determine if an incident should be opened.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     */
    public com.google.monitoring.v3.AlertPolicy.ConditionCombinerType getCombiner() {
      com.google.monitoring.v3.AlertPolicy.ConditionCombinerType result = com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.valueOf(combiner_);
      return result == null ? com.google.monitoring.v3.AlertPolicy.ConditionCombinerType.UNRECOGNIZED : result;
    }
    /**
     * <pre>
     * How to combine the results of multiple conditions
     * to determine if an incident should be opened.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     */
    public Builder setCombiner(com.google.monitoring.v3.AlertPolicy.ConditionCombinerType value) {
      if (value == null) {
        throw new NullPointerException();
      }
      
      combiner_ = value.getNumber();
      onChanged();
      return this;
    }
    /**
     * <pre>
     * How to combine the results of multiple conditions
     * to determine if an incident should be opened.
     * </pre>
     *
     * <code>.google.monitoring.v3.AlertPolicy.ConditionCombinerType combiner = 6;</code>
     */
    public Builder clearCombiner() {
      
      combiner_ = 0;
      onChanged();
      return this;
    }

    private com.google.protobuf.BoolValue enabled_ = null;
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> enabledBuilder_;
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public boolean hasEnabled() {
      return enabledBuilder_ != null || enabled_ != null;
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public com.google.protobuf.BoolValue getEnabled() {
      if (enabledBuilder_ == null) {
        return enabled_ == null ? com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
      } else {
        return enabledBuilder_.getMessage();
      }
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder setEnabled(com.google.protobuf.BoolValue value) {
      if (enabledBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        enabled_ = value;
        onChanged();
      } else {
        enabledBuilder_.setMessage(value);
      }

      return this;
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder setEnabled(
        com.google.protobuf.BoolValue.Builder builderForValue) {
      if (enabledBuilder_ == null) {
        enabled_ = builderForValue.build();
        onChanged();
      } else {
        enabledBuilder_.setMessage(builderForValue.build());
      }

      return this;
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder mergeEnabled(com.google.protobuf.BoolValue value) {
      if (enabledBuilder_ == null) {
        if (enabled_ != null) {
          enabled_ =
            com.google.protobuf.BoolValue.newBuilder(enabled_).mergeFrom(value).buildPartial();
        } else {
          enabled_ = value;
        }
        onChanged();
      } else {
        enabledBuilder_.mergeFrom(value);
      }

      return this;
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public Builder clearEnabled() {
      if (enabledBuilder_ == null) {
        enabled_ = null;
        onChanged();
      } else {
        enabled_ = null;
        enabledBuilder_ = null;
      }

      return this;
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public com.google.protobuf.BoolValue.Builder getEnabledBuilder() {
      
      onChanged();
      return getEnabledFieldBuilder().getBuilder();
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    public com.google.protobuf.BoolValueOrBuilder getEnabledOrBuilder() {
      if (enabledBuilder_ != null) {
        return enabledBuilder_.getMessageOrBuilder();
      } else {
        return enabled_ == null ?
            com.google.protobuf.BoolValue.getDefaultInstance() : enabled_;
      }
    }
    /**
     * <pre>
     * Whether or not the policy is enabled. On write, the default interpretation
     * if unset is that the policy is enabled. On read, clients should not make
     * any assumption about the state if it has not been populated. The
     * field should always be populated on List and Get operations, unless
     * a field projection has been specified that strips it out.
     * </pre>
     *
     * <code>.google.protobuf.BoolValue enabled = 17;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder> 
        getEnabledFieldBuilder() {
      if (enabledBuilder_ == null) {
        enabledBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.protobuf.BoolValue, com.google.protobuf.BoolValue.Builder, com.google.protobuf.BoolValueOrBuilder>(
                getEnabled(),
                getParentForChildren(),
                isClean());
        enabled_ = null;
      }
      return enabledBuilder_;
    }

    private com.google.protobuf.LazyStringList notificationChannels_ = com.google.protobuf.LazyStringArrayList.EMPTY;
    private void ensureNotificationChannelsIsMutable() {
      if (!((bitField0_ & 0x00000080) == 0x00000080)) {
        notificationChannels_ = new com.google.protobuf.LazyStringArrayList(notificationChannels_);
        bitField0_ |= 0x00000080;
       }
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public com.google.protobuf.ProtocolStringList
        getNotificationChannelsList() {
      return notificationChannels_.getUnmodifiableView();
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public int getNotificationChannelsCount() {
      return notificationChannels_.size();
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public java.lang.String getNotificationChannels(int index) {
      return notificationChannels_.get(index);
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public com.google.protobuf.ByteString
        getNotificationChannelsBytes(int index) {
      return notificationChannels_.getByteString(index);
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public Builder setNotificationChannels(
        int index, java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureNotificationChannelsIsMutable();
      notificationChannels_.set(index, value);
      onChanged();
      return this;
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public Builder addNotificationChannels(
        java.lang.String value) {
      if (value == null) {
    throw new NullPointerException();
  }
  ensureNotificationChannelsIsMutable();
      notificationChannels_.add(value);
      onChanged();
      return this;
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public Builder addAllNotificationChannels(
        java.lang.Iterable<java.lang.String> values) {
      ensureNotificationChannelsIsMutable();
      com.google.protobuf.AbstractMessageLite.Builder.addAll(
          values, notificationChannels_);
      onChanged();
      return this;
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public Builder clearNotificationChannels() {
      notificationChannels_ = com.google.protobuf.LazyStringArrayList.EMPTY;
      bitField0_ = (bitField0_ & ~0x00000080);
      onChanged();
      return this;
    }
    /**
     * <pre>
     * Identifies the notification channels to which notifications should be sent
     * when incidents are opened or closed or when new violations occur on
     * an already opened incident. Each element of this array corresponds to
     * the `name` field in each of the
     * [`NotificationChannel`][google.monitoring.v3.NotificationChannel]
     * objects that are returned from the [`ListNotificationChannels`]
     * [google.monitoring.v3.NotificationChannelService.ListNotificationChannels]
     * method. The syntax of the entries in this field is:
     *     projects/[PROJECT_ID]/notificationChannels/[CHANNEL_ID]
     * </pre>
     *
     * <code>repeated string notification_channels = 14;</code>
     */
    public Builder addNotificationChannelsBytes(
        com.google.protobuf.ByteString value) {
      if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
      ensureNotificationChannelsIsMutable();
      notificationChannels_.add(value);
      onChanged();
      return this;
    }

    private com.google.monitoring.v3.MutationRecord creationRecord_ = null;
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder> creationRecordBuilder_;
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public boolean hasCreationRecord() {
      return creationRecordBuilder_ != null || creationRecord_ != null;
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public com.google.monitoring.v3.MutationRecord getCreationRecord() {
      if (creationRecordBuilder_ == null) {
        return creationRecord_ == null ? com.google.monitoring.v3.MutationRecord.getDefaultInstance() : creationRecord_;
      } else {
        return creationRecordBuilder_.getMessage();
      }
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder setCreationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (creationRecordBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        creationRecord_ = value;
        onChanged();
      } else {
        creationRecordBuilder_.setMessage(value);
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder setCreationRecord(
        com.google.monitoring.v3.MutationRecord.Builder builderForValue) {
      if (creationRecordBuilder_ == null) {
        creationRecord_ = builderForValue.build();
        onChanged();
      } else {
        creationRecordBuilder_.setMessage(builderForValue.build());
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder mergeCreationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (creationRecordBuilder_ == null) {
        if (creationRecord_ != null) {
          creationRecord_ =
            com.google.monitoring.v3.MutationRecord.newBuilder(creationRecord_).mergeFrom(value).buildPartial();
        } else {
          creationRecord_ = value;
        }
        onChanged();
      } else {
        creationRecordBuilder_.mergeFrom(value);
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public Builder clearCreationRecord() {
      if (creationRecordBuilder_ == null) {
        creationRecord_ = null;
        onChanged();
      } else {
        creationRecord_ = null;
        creationRecordBuilder_ = null;
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public com.google.monitoring.v3.MutationRecord.Builder getCreationRecordBuilder() {
      
      onChanged();
      return getCreationRecordFieldBuilder().getBuilder();
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    public com.google.monitoring.v3.MutationRecordOrBuilder getCreationRecordOrBuilder() {
      if (creationRecordBuilder_ != null) {
        return creationRecordBuilder_.getMessageOrBuilder();
      } else {
        return creationRecord_ == null ?
            com.google.monitoring.v3.MutationRecord.getDefaultInstance() : creationRecord_;
      }
    }
    /**
     * <pre>
     * A read-only record of the creation of the alerting policy. If provided
     * in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord creation_record = 10;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder> 
        getCreationRecordFieldBuilder() {
      if (creationRecordBuilder_ == null) {
        creationRecordBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder>(
                getCreationRecord(),
                getParentForChildren(),
                isClean());
        creationRecord_ = null;
      }
      return creationRecordBuilder_;
    }

    private com.google.monitoring.v3.MutationRecord mutationRecord_ = null;
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder> mutationRecordBuilder_;
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public boolean hasMutationRecord() {
      return mutationRecordBuilder_ != null || mutationRecord_ != null;
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public com.google.monitoring.v3.MutationRecord getMutationRecord() {
      if (mutationRecordBuilder_ == null) {
        return mutationRecord_ == null ? com.google.monitoring.v3.MutationRecord.getDefaultInstance() : mutationRecord_;
      } else {
        return mutationRecordBuilder_.getMessage();
      }
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder setMutationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (mutationRecordBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        mutationRecord_ = value;
        onChanged();
      } else {
        mutationRecordBuilder_.setMessage(value);
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder setMutationRecord(
        com.google.monitoring.v3.MutationRecord.Builder builderForValue) {
      if (mutationRecordBuilder_ == null) {
        mutationRecord_ = builderForValue.build();
        onChanged();
      } else {
        mutationRecordBuilder_.setMessage(builderForValue.build());
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder mergeMutationRecord(com.google.monitoring.v3.MutationRecord value) {
      if (mutationRecordBuilder_ == null) {
        if (mutationRecord_ != null) {
          mutationRecord_ =
            com.google.monitoring.v3.MutationRecord.newBuilder(mutationRecord_).mergeFrom(value).buildPartial();
        } else {
          mutationRecord_ = value;
        }
        onChanged();
      } else {
        mutationRecordBuilder_.mergeFrom(value);
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public Builder clearMutationRecord() {
      if (mutationRecordBuilder_ == null) {
        mutationRecord_ = null;
        onChanged();
      } else {
        mutationRecord_ = null;
        mutationRecordBuilder_ = null;
      }

      return this;
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public com.google.monitoring.v3.MutationRecord.Builder getMutationRecordBuilder() {
      
      onChanged();
      return getMutationRecordFieldBuilder().getBuilder();
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    public com.google.monitoring.v3.MutationRecordOrBuilder getMutationRecordOrBuilder() {
      if (mutationRecordBuilder_ != null) {
        return mutationRecordBuilder_.getMessageOrBuilder();
      } else {
        return mutationRecord_ == null ?
            com.google.monitoring.v3.MutationRecord.getDefaultInstance() : mutationRecord_;
      }
    }
    /**
     * <pre>
     * A read-only record of the most recent change to the alerting policy. If
     * provided in a call to create or update, this field will be ignored.
     * </pre>
     *
     * <code>.google.monitoring.v3.MutationRecord mutation_record = 11;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
        com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder> 
        getMutationRecordFieldBuilder() {
      if (mutationRecordBuilder_ == null) {
        mutationRecordBuilder_ = new com.google.protobuf.SingleFieldBuilderV3<
            com.google.monitoring.v3.MutationRecord, com.google.monitoring.v3.MutationRecord.Builder, com.google.monitoring.v3.MutationRecordOrBuilder>(
                getMutationRecord(),
                getParentForChildren(),
                isClean());
        mutationRecord_ = null;
      }
      return mutationRecordBuilder_;
    }
    public final Builder setUnknownFields(
        final com.google.protobuf.UnknownFieldSet unknownFields) {
      return super.setUnknownFieldsProto3(unknownFields);
    }

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


    // @@protoc_insertion_point(builder_scope:google.monitoring.v3.AlertPolicy)
  }

  // @@protoc_insertion_point(class_scope:google.monitoring.v3.AlertPolicy)
  private static final com.google.monitoring.v3.AlertPolicy DEFAULT_INSTANCE;
  static {
    DEFAULT_INSTANCE = new com.google.monitoring.v3.AlertPolicy();
  }

  public static com.google.monitoring.v3.AlertPolicy getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

  private static final com.google.protobuf.Parser<AlertPolicy>
      PARSER = new com.google.protobuf.AbstractParser<AlertPolicy>() {
    public AlertPolicy parsePartialFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return new AlertPolicy(input, extensionRegistry);
    }
  };

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

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

  public com.google.monitoring.v3.AlertPolicy getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }

}

