/*
 * Copyright 2020 Google LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: google/bigtable/admin/v2/table.proto

package com.google.bigtable.admin.v2;

/**
 *
 *
 * <pre>
 * Rule for determining which cells to delete during garbage collection.
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 *
 * Protobuf type {@code google.bigtable.admin.v2.GcRule}
 */
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    /**
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    /**
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     * <pre>
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   * <pre>
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     *
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     * Only delete cells which would be deleted by every element of `rules`.
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              com.google.bigtable.admin.v2.GcRule.Builder,
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          rulesBuilder_;

      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<com.google.bigtable.admin.v2.GcRule> getRulesList() {
        if (rulesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(rules_);
        } else {
          return rulesBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public int getRulesCount() {
        if (rulesBuilder_ == null) {
          return rules_.size();
        } else {
          return rulesBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule getRules(int index) {
        if (rulesBuilder_ == null) {
          return rules_.get(index);
        } else {
          return rulesBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder setRules(int index, com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.set(index, value);
          onChanged();
        } else {
          rulesBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder setRules(
          int index, com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.set(index, builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.add(value);
          onChanged();
        } else {
          rulesBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(int index, com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.add(index, value);
          onChanged();
        } else {
          rulesBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.add(builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(
          int index, com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.add(index, builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addAllRules(
          java.lang.Iterable<? extends com.google.bigtable.admin.v2.GcRule> values) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, rules_);
          onChanged();
        } else {
          rulesBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder clearRules() {
        if (rulesBuilder_ == null) {
          rules_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          rulesBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder removeRules(int index) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.remove(index);
          onChanged();
        } else {
          rulesBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder getRulesBuilder(int index) {
        return getRulesFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRuleOrBuilder getRulesOrBuilder(int index) {
        if (rulesBuilder_ == null) {
          return rules_.get(index);
        } else {
          return rulesBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<? extends com.google.bigtable.admin.v2.GcRuleOrBuilder>
          getRulesOrBuilderList() {
        if (rulesBuilder_ != null) {
          return rulesBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(rules_);
        }
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder addRulesBuilder() {
        return getRulesFieldBuilder()
            .addBuilder(com.google.bigtable.admin.v2.GcRule.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder addRulesBuilder(int index) {
        return getRulesFieldBuilder()
            .addBuilder(index, com.google.bigtable.admin.v2.GcRule.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * Only delete cells which would be deleted by every element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<com.google.bigtable.admin.v2.GcRule.Builder> getRulesBuilderList() {
        return getRulesFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.bigtable.admin.v2.GcRule,
              com.google.bigtable.admin.v2.GcRule.Builder,
              com.google.bigtable.admin.v2.GcRuleOrBuilder>
          getRulesFieldBuilder() {
        if (rulesBuilder_ == null) {
          rulesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.bigtable.admin.v2.GcRule,
                  com.google.bigtable.admin.v2.GcRule.Builder,
                  com.google.bigtable.admin.v2.GcRuleOrBuilder>(
                  rules_, ((bitField0_ & 0x00000001) != 0), getParentForChildren(), isClean());
          rules_ = null;
        }
        return rulesBuilder_;
      }

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

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

      // @@protoc_insertion_point(builder_scope:google.bigtable.admin.v2.GcRule.Intersection)
    }

    // @@protoc_insertion_point(class_scope:google.bigtable.admin.v2.GcRule.Intersection)
    private static final com.google.bigtable.admin.v2.GcRule.Intersection DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.bigtable.admin.v2.GcRule.Intersection();
    }

    public static com.google.bigtable.admin.v2.GcRule.Intersection getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

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

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

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

    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule.Intersection getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  public interface UnionOrBuilder
      extends
      // @@protoc_insertion_point(interface_extends:google.bigtable.admin.v2.GcRule.Union)
      com.google.protobuf.MessageOrBuilder {

    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    java.util.List<com.google.bigtable.admin.v2.GcRule> getRulesList();
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    com.google.bigtable.admin.v2.GcRule getRules(int index);
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    int getRulesCount();
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    java.util.List<? extends com.google.bigtable.admin.v2.GcRuleOrBuilder> getRulesOrBuilderList();
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    com.google.bigtable.admin.v2.GcRuleOrBuilder getRulesOrBuilder(int index);
  }
  /**
   *
   *
   * <pre>
   * A GcRule which deletes cells matching any of the given rules.
   * </pre>
   *
   * Protobuf type {@code google.bigtable.admin.v2.GcRule.Union}
   */
  public static final class Union extends com.google.protobuf.GeneratedMessageV3
      implements
      // @@protoc_insertion_point(message_implements:google.bigtable.admin.v2.GcRule.Union)
      UnionOrBuilder {
    private static final long serialVersionUID = 0L;
    // Use Union.newBuilder() to construct.
    private Union(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
      super(builder);
    }

    private Union() {
      rules_ = java.util.Collections.emptyList();
    }

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

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

    private Union(
        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;
            case 10:
              {
                if (!((mutable_bitField0_ & 0x00000001) != 0)) {
                  rules_ = new java.util.ArrayList<com.google.bigtable.admin.v2.GcRule>();
                  mutable_bitField0_ |= 0x00000001;
                }
                rules_.add(
                    input.readMessage(
                        com.google.bigtable.admin.v2.GcRule.parser(), extensionRegistry));
                break;
              }
            default:
              {
                if (!parseUnknownField(input, unknownFields, extensionRegistry, tag)) {
                  done = true;
                }
                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_ & 0x00000001) != 0)) {
          rules_ = java.util.Collections.unmodifiableList(rules_);
        }
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }

    public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
      return com.google.bigtable.admin.v2.TableProto
          .internal_static_google_bigtable_admin_v2_GcRule_Union_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.google.bigtable.admin.v2.TableProto
          .internal_static_google_bigtable_admin_v2_GcRule_Union_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.google.bigtable.admin.v2.GcRule.Union.class,
              com.google.bigtable.admin.v2.GcRule.Union.Builder.class);
    }

    public static final int RULES_FIELD_NUMBER = 1;
    private java.util.List<com.google.bigtable.admin.v2.GcRule> rules_;
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    @java.lang.Override
    public java.util.List<com.google.bigtable.admin.v2.GcRule> getRulesList() {
      return rules_;
    }
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    @java.lang.Override
    public java.util.List<? extends com.google.bigtable.admin.v2.GcRuleOrBuilder>
        getRulesOrBuilderList() {
      return rules_;
    }
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    @java.lang.Override
    public int getRulesCount() {
      return rules_.size();
    }
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule getRules(int index) {
      return rules_.get(index);
    }
    /**
     *
     *
     * <pre>
     * Delete cells which would be deleted by any element of `rules`.
     * </pre>
     *
     * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
     */
    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRuleOrBuilder getRulesOrBuilder(int index) {
      return rules_.get(index);
    }

    private byte memoizedIsInitialized = -1;

    @java.lang.Override
    public final boolean isInitialized() {
      byte isInitialized = memoizedIsInitialized;
      if (isInitialized == 1) return true;
      if (isInitialized == 0) return false;

      memoizedIsInitialized = 1;
      return true;
    }

    @java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      for (int i = 0; i < rules_.size(); i++) {
        output.writeMessage(1, rules_.get(i));
      }
      unknownFields.writeTo(output);
    }

    @java.lang.Override
    public int getSerializedSize() {
      int size = memoizedSize;
      if (size != -1) return size;

      size = 0;
      for (int i = 0; i < rules_.size(); i++) {
        size += com.google.protobuf.CodedOutputStream.computeMessageSize(1, rules_.get(i));
      }
      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.bigtable.admin.v2.GcRule.Union)) {
        return super.equals(obj);
      }
      com.google.bigtable.admin.v2.GcRule.Union other =
          (com.google.bigtable.admin.v2.GcRule.Union) obj;

      if (!getRulesList().equals(other.getRulesList())) return false;
      if (!unknownFields.equals(other.unknownFields)) return false;
      return true;
    }

    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      if (getRulesCount() > 0) {
        hash = (37 * hash) + RULES_FIELD_NUMBER;
        hash = (53 * hash) + getRulesList().hashCode();
      }
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        java.nio.ByteBuffer data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        byte[] data, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseDelimitedFrom(
        java.io.InputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(PARSER, input);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseDelimitedFrom(
        java.io.InputStream input, com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseDelimitedWithIOException(
          PARSER, input, extensionRegistry);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        com.google.protobuf.CodedInputStream input) throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(PARSER, input);
    }

    public static com.google.bigtable.admin.v2.GcRule.Union parseFrom(
        com.google.protobuf.CodedInputStream input,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3.parseWithIOException(
          PARSER, input, extensionRegistry);
    }

    @java.lang.Override
    public Builder newBuilderForType() {
      return newBuilder();
    }

    public static Builder newBuilder() {
      return DEFAULT_INSTANCE.toBuilder();
    }

    public static Builder newBuilder(com.google.bigtable.admin.v2.GcRule.Union prototype) {
      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
    }

    @java.lang.Override
    public Builder toBuilder() {
      return this == DEFAULT_INSTANCE ? new Builder() : new Builder().mergeFrom(this);
    }

    @java.lang.Override
    protected Builder newBuilderForType(
        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
      Builder builder = new Builder(parent);
      return builder;
    }
    /**
     *
     *
     * <pre>
     * A GcRule which deletes cells matching any of the given rules.
     * </pre>
     *
     * Protobuf type {@code google.bigtable.admin.v2.GcRule.Union}
     */
    public static final class Builder
        extends com.google.protobuf.GeneratedMessageV3.Builder<Builder>
        implements
        // @@protoc_insertion_point(builder_implements:google.bigtable.admin.v2.GcRule.Union)
        com.google.bigtable.admin.v2.GcRule.UnionOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor getDescriptor() {
        return com.google.bigtable.admin.v2.TableProto
            .internal_static_google_bigtable_admin_v2_GcRule_Union_descriptor;
      }

      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
          internalGetFieldAccessorTable() {
        return com.google.bigtable.admin.v2.TableProto
            .internal_static_google_bigtable_admin_v2_GcRule_Union_fieldAccessorTable
            .ensureFieldAccessorsInitialized(
                com.google.bigtable.admin.v2.GcRule.Union.class,
                com.google.bigtable.admin.v2.GcRule.Union.Builder.class);
      }

      // Construct using com.google.bigtable.admin.v2.GcRule.Union.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
        maybeForceBuilderInitialization();
      }

      private void maybeForceBuilderInitialization() {
        if (com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders) {
          getRulesFieldBuilder();
        }
      }

      @java.lang.Override
      public Builder clear() {
        super.clear();
        if (rulesBuilder_ == null) {
          rules_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
        } else {
          rulesBuilder_.clear();
        }
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
        return com.google.bigtable.admin.v2.TableProto
            .internal_static_google_bigtable_admin_v2_GcRule_Union_descriptor;
      }

      @java.lang.Override
      public com.google.bigtable.admin.v2.GcRule.Union getDefaultInstanceForType() {
        return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
      }

      @java.lang.Override
      public com.google.bigtable.admin.v2.GcRule.Union build() {
        com.google.bigtable.admin.v2.GcRule.Union result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public com.google.bigtable.admin.v2.GcRule.Union buildPartial() {
        com.google.bigtable.admin.v2.GcRule.Union result =
            new com.google.bigtable.admin.v2.GcRule.Union(this);
        int from_bitField0_ = bitField0_;
        if (rulesBuilder_ == null) {
          if (((bitField0_ & 0x00000001) != 0)) {
            rules_ = java.util.Collections.unmodifiableList(rules_);
            bitField0_ = (bitField0_ & ~0x00000001);
          }
          result.rules_ = rules_;
        } else {
          result.rules_ = rulesBuilder_.build();
        }
        onBuilt();
        return result;
      }

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

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

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

      @java.lang.Override
      public Builder clearOneof(com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return super.clearOneof(oneof);
      }

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

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

      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof com.google.bigtable.admin.v2.GcRule.Union) {
          return mergeFrom((com.google.bigtable.admin.v2.GcRule.Union) other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(com.google.bigtable.admin.v2.GcRule.Union other) {
        if (other == com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance()) return this;
        if (rulesBuilder_ == null) {
          if (!other.rules_.isEmpty()) {
            if (rules_.isEmpty()) {
              rules_ = other.rules_;
              bitField0_ = (bitField0_ & ~0x00000001);
            } else {
              ensureRulesIsMutable();
              rules_.addAll(other.rules_);
            }
            onChanged();
          }
        } else {
          if (!other.rules_.isEmpty()) {
            if (rulesBuilder_.isEmpty()) {
              rulesBuilder_.dispose();
              rulesBuilder_ = null;
              rules_ = other.rules_;
              bitField0_ = (bitField0_ & ~0x00000001);
              rulesBuilder_ =
                  com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                      ? getRulesFieldBuilder()
                      : null;
            } else {
              rulesBuilder_.addAllMessages(other.rules_);
            }
          }
        }
        this.mergeUnknownFields(other.unknownFields);
        onChanged();
        return this;
      }

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

      @java.lang.Override
      public Builder mergeFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws java.io.IOException {
        com.google.bigtable.admin.v2.GcRule.Union parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (com.google.bigtable.admin.v2.GcRule.Union) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }

      private int bitField0_;

      private java.util.List<com.google.bigtable.admin.v2.GcRule> rules_ =
          java.util.Collections.emptyList();

      private void ensureRulesIsMutable() {
        if (!((bitField0_ & 0x00000001) != 0)) {
          rules_ = new java.util.ArrayList<com.google.bigtable.admin.v2.GcRule>(rules_);
          bitField0_ |= 0x00000001;
        }
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.bigtable.admin.v2.GcRule,
              com.google.bigtable.admin.v2.GcRule.Builder,
              com.google.bigtable.admin.v2.GcRuleOrBuilder>
          rulesBuilder_;

      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<com.google.bigtable.admin.v2.GcRule> getRulesList() {
        if (rulesBuilder_ == null) {
          return java.util.Collections.unmodifiableList(rules_);
        } else {
          return rulesBuilder_.getMessageList();
        }
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public int getRulesCount() {
        if (rulesBuilder_ == null) {
          return rules_.size();
        } else {
          return rulesBuilder_.getCount();
        }
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule getRules(int index) {
        if (rulesBuilder_ == null) {
          return rules_.get(index);
        } else {
          return rulesBuilder_.getMessage(index);
        }
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder setRules(int index, com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.set(index, value);
          onChanged();
        } else {
          rulesBuilder_.setMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder setRules(
          int index, com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.set(index, builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.setMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.add(value);
          onChanged();
        } else {
          rulesBuilder_.addMessage(value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(int index, com.google.bigtable.admin.v2.GcRule value) {
        if (rulesBuilder_ == null) {
          if (value == null) {
            throw new NullPointerException();
          }
          ensureRulesIsMutable();
          rules_.add(index, value);
          onChanged();
        } else {
          rulesBuilder_.addMessage(index, value);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.add(builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.addMessage(builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addRules(
          int index, com.google.bigtable.admin.v2.GcRule.Builder builderForValue) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.add(index, builderForValue.build());
          onChanged();
        } else {
          rulesBuilder_.addMessage(index, builderForValue.build());
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder addAllRules(
          java.lang.Iterable<? extends com.google.bigtable.admin.v2.GcRule> values) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          com.google.protobuf.AbstractMessageLite.Builder.addAll(values, rules_);
          onChanged();
        } else {
          rulesBuilder_.addAllMessages(values);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder clearRules() {
        if (rulesBuilder_ == null) {
          rules_ = java.util.Collections.emptyList();
          bitField0_ = (bitField0_ & ~0x00000001);
          onChanged();
        } else {
          rulesBuilder_.clear();
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public Builder removeRules(int index) {
        if (rulesBuilder_ == null) {
          ensureRulesIsMutable();
          rules_.remove(index);
          onChanged();
        } else {
          rulesBuilder_.remove(index);
        }
        return this;
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder getRulesBuilder(int index) {
        return getRulesFieldBuilder().getBuilder(index);
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRuleOrBuilder getRulesOrBuilder(int index) {
        if (rulesBuilder_ == null) {
          return rules_.get(index);
        } else {
          return rulesBuilder_.getMessageOrBuilder(index);
        }
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<? extends com.google.bigtable.admin.v2.GcRuleOrBuilder>
          getRulesOrBuilderList() {
        if (rulesBuilder_ != null) {
          return rulesBuilder_.getMessageOrBuilderList();
        } else {
          return java.util.Collections.unmodifiableList(rules_);
        }
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder addRulesBuilder() {
        return getRulesFieldBuilder()
            .addBuilder(com.google.bigtable.admin.v2.GcRule.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public com.google.bigtable.admin.v2.GcRule.Builder addRulesBuilder(int index) {
        return getRulesFieldBuilder()
            .addBuilder(index, com.google.bigtable.admin.v2.GcRule.getDefaultInstance());
      }
      /**
       *
       *
       * <pre>
       * Delete cells which would be deleted by any element of `rules`.
       * </pre>
       *
       * <code>repeated .google.bigtable.admin.v2.GcRule rules = 1;</code>
       */
      public java.util.List<com.google.bigtable.admin.v2.GcRule.Builder> getRulesBuilderList() {
        return getRulesFieldBuilder().getBuilderList();
      }

      private com.google.protobuf.RepeatedFieldBuilderV3<
              com.google.bigtable.admin.v2.GcRule,
              com.google.bigtable.admin.v2.GcRule.Builder,
              com.google.bigtable.admin.v2.GcRuleOrBuilder>
          getRulesFieldBuilder() {
        if (rulesBuilder_ == null) {
          rulesBuilder_ =
              new com.google.protobuf.RepeatedFieldBuilderV3<
                  com.google.bigtable.admin.v2.GcRule,
                  com.google.bigtable.admin.v2.GcRule.Builder,
                  com.google.bigtable.admin.v2.GcRuleOrBuilder>(
                  rules_, ((bitField0_ & 0x00000001) != 0), getParentForChildren(), isClean());
          rules_ = null;
        }
        return rulesBuilder_;
      }

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

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

      // @@protoc_insertion_point(builder_scope:google.bigtable.admin.v2.GcRule.Union)
    }

    // @@protoc_insertion_point(class_scope:google.bigtable.admin.v2.GcRule.Union)
    private static final com.google.bigtable.admin.v2.GcRule.Union DEFAULT_INSTANCE;

    static {
      DEFAULT_INSTANCE = new com.google.bigtable.admin.v2.GcRule.Union();
    }

    public static com.google.bigtable.admin.v2.GcRule.Union getDefaultInstance() {
      return DEFAULT_INSTANCE;
    }

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

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

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

    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule.Union getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }
  }

  private int ruleCase_ = 0;
  private java.lang.Object rule_;

  public enum RuleCase
      implements
          com.google.protobuf.Internal.EnumLite,
          com.google.protobuf.AbstractMessage.InternalOneOfEnum {
    MAX_NUM_VERSIONS(1),
    MAX_AGE(2),
    INTERSECTION(3),
    UNION(4),
    RULE_NOT_SET(0);
    private final int value;

    private RuleCase(int value) {
      this.value = value;
    }
    /**
     * @param value The number of the enum to look for.
     * @return The enum associated with the given number.
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static RuleCase valueOf(int value) {
      return forNumber(value);
    }

    public static RuleCase forNumber(int value) {
      switch (value) {
        case 1:
          return MAX_NUM_VERSIONS;
        case 2:
          return MAX_AGE;
        case 3:
          return INTERSECTION;
        case 4:
          return UNION;
        case 0:
          return RULE_NOT_SET;
        default:
          return null;
      }
    }

    public int getNumber() {
      return this.value;
    }
  };

  public RuleCase getRuleCase() {
    return RuleCase.forNumber(ruleCase_);
  }

  public static final int MAX_NUM_VERSIONS_FIELD_NUMBER = 1;
  /**
   *
   *
   * <pre>
   * Delete all cells in a column except the most recent N.
   * </pre>
   *
   * <code>int32 max_num_versions = 1;</code>
   *
   * @return The maxNumVersions.
   */
  @java.lang.Override
  public int getMaxNumVersions() {
    if (ruleCase_ == 1) {
      return (java.lang.Integer) rule_;
    }
    return 0;
  }

  public static final int MAX_AGE_FIELD_NUMBER = 2;
  /**
   *
   *
   * <pre>
   * Delete cells in a column older than the given age.
   * Values must be at least one millisecond, and will be truncated to
   * microsecond granularity.
   * </pre>
   *
   * <code>.google.protobuf.Duration max_age = 2;</code>
   *
   * @return Whether the maxAge field is set.
   */
  @java.lang.Override
  public boolean hasMaxAge() {
    return ruleCase_ == 2;
  }
  /**
   *
   *
   * <pre>
   * Delete cells in a column older than the given age.
   * Values must be at least one millisecond, and will be truncated to
   * microsecond granularity.
   * </pre>
   *
   * <code>.google.protobuf.Duration max_age = 2;</code>
   *
   * @return The maxAge.
   */
  @java.lang.Override
  public com.google.protobuf.Duration getMaxAge() {
    if (ruleCase_ == 2) {
      return (com.google.protobuf.Duration) rule_;
    }
    return com.google.protobuf.Duration.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Delete cells in a column older than the given age.
   * Values must be at least one millisecond, and will be truncated to
   * microsecond granularity.
   * </pre>
   *
   * <code>.google.protobuf.Duration max_age = 2;</code>
   */
  @java.lang.Override
  public com.google.protobuf.DurationOrBuilder getMaxAgeOrBuilder() {
    if (ruleCase_ == 2) {
      return (com.google.protobuf.Duration) rule_;
    }
    return com.google.protobuf.Duration.getDefaultInstance();
  }

  public static final int INTERSECTION_FIELD_NUMBER = 3;
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by every nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
   *
   * @return Whether the intersection field is set.
   */
  @java.lang.Override
  public boolean hasIntersection() {
    return ruleCase_ == 3;
  }
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by every nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
   *
   * @return The intersection.
   */
  @java.lang.Override
  public com.google.bigtable.admin.v2.GcRule.Intersection getIntersection() {
    if (ruleCase_ == 3) {
      return (com.google.bigtable.admin.v2.GcRule.Intersection) rule_;
    }
    return com.google.bigtable.admin.v2.GcRule.Intersection.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by every nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
   */
  @java.lang.Override
  public com.google.bigtable.admin.v2.GcRule.IntersectionOrBuilder getIntersectionOrBuilder() {
    if (ruleCase_ == 3) {
      return (com.google.bigtable.admin.v2.GcRule.Intersection) rule_;
    }
    return com.google.bigtable.admin.v2.GcRule.Intersection.getDefaultInstance();
  }

  public static final int UNION_FIELD_NUMBER = 4;
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by any nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
   *
   * @return Whether the union field is set.
   */
  @java.lang.Override
  public boolean hasUnion() {
    return ruleCase_ == 4;
  }
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by any nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
   *
   * @return The union.
   */
  @java.lang.Override
  public com.google.bigtable.admin.v2.GcRule.Union getUnion() {
    if (ruleCase_ == 4) {
      return (com.google.bigtable.admin.v2.GcRule.Union) rule_;
    }
    return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
  }
  /**
   *
   *
   * <pre>
   * Delete cells that would be deleted by any nested rule.
   * </pre>
   *
   * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
   */
  @java.lang.Override
  public com.google.bigtable.admin.v2.GcRule.UnionOrBuilder getUnionOrBuilder() {
    if (ruleCase_ == 4) {
      return (com.google.bigtable.admin.v2.GcRule.Union) rule_;
    }
    return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
  }

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      } else {
        if (ruleCase_ == 3) {
          intersectionBuilder_.mergeFrom(value);
        }
        intersectionBuilder_.setMessage(value);
      }
      ruleCase_ = 3;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by every nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
     */
    public Builder clearIntersection() {
      if (intersectionBuilder_ == null) {
        if (ruleCase_ == 3) {
          ruleCase_ = 0;
          rule_ = null;
          onChanged();
        }
      } else {
        if (ruleCase_ == 3) {
          ruleCase_ = 0;
          rule_ = null;
        }
        intersectionBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by every nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
     */
    public com.google.bigtable.admin.v2.GcRule.Intersection.Builder getIntersectionBuilder() {
      return getIntersectionFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by every nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
     */
    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule.IntersectionOrBuilder getIntersectionOrBuilder() {
      if ((ruleCase_ == 3) && (intersectionBuilder_ != null)) {
        return intersectionBuilder_.getMessageOrBuilder();
      } else {
        if (ruleCase_ == 3) {
          return (com.google.bigtable.admin.v2.GcRule.Intersection) rule_;
        }
        return com.google.bigtable.admin.v2.GcRule.Intersection.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by every nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Intersection intersection = 3;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.bigtable.admin.v2.GcRule.Intersection,
            com.google.bigtable.admin.v2.GcRule.Intersection.Builder,
            com.google.bigtable.admin.v2.GcRule.IntersectionOrBuilder>
        getIntersectionFieldBuilder() {
      if (intersectionBuilder_ == null) {
        if (!(ruleCase_ == 3)) {
          rule_ = com.google.bigtable.admin.v2.GcRule.Intersection.getDefaultInstance();
        }
        intersectionBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.bigtable.admin.v2.GcRule.Intersection,
                com.google.bigtable.admin.v2.GcRule.Intersection.Builder,
                com.google.bigtable.admin.v2.GcRule.IntersectionOrBuilder>(
                (com.google.bigtable.admin.v2.GcRule.Intersection) rule_,
                getParentForChildren(),
                isClean());
        rule_ = null;
      }
      ruleCase_ = 3;
      onChanged();
      ;
      return intersectionBuilder_;
    }

    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.bigtable.admin.v2.GcRule.Union,
            com.google.bigtable.admin.v2.GcRule.Union.Builder,
            com.google.bigtable.admin.v2.GcRule.UnionOrBuilder>
        unionBuilder_;
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     *
     * @return Whether the union field is set.
     */
    @java.lang.Override
    public boolean hasUnion() {
      return ruleCase_ == 4;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     *
     * @return The union.
     */
    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule.Union getUnion() {
      if (unionBuilder_ == null) {
        if (ruleCase_ == 4) {
          return (com.google.bigtable.admin.v2.GcRule.Union) rule_;
        }
        return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
      } else {
        if (ruleCase_ == 4) {
          return unionBuilder_.getMessage();
        }
        return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    public Builder setUnion(com.google.bigtable.admin.v2.GcRule.Union value) {
      if (unionBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        rule_ = value;
        onChanged();
      } else {
        unionBuilder_.setMessage(value);
      }
      ruleCase_ = 4;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    public Builder setUnion(com.google.bigtable.admin.v2.GcRule.Union.Builder builderForValue) {
      if (unionBuilder_ == null) {
        rule_ = builderForValue.build();
        onChanged();
      } else {
        unionBuilder_.setMessage(builderForValue.build());
      }
      ruleCase_ = 4;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    public Builder mergeUnion(com.google.bigtable.admin.v2.GcRule.Union value) {
      if (unionBuilder_ == null) {
        if (ruleCase_ == 4
            && rule_ != com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance()) {
          rule_ =
              com.google.bigtable.admin.v2.GcRule.Union.newBuilder(
                      (com.google.bigtable.admin.v2.GcRule.Union) rule_)
                  .mergeFrom(value)
                  .buildPartial();
        } else {
          rule_ = value;
        }
        onChanged();
      } else {
        if (ruleCase_ == 4) {
          unionBuilder_.mergeFrom(value);
        }
        unionBuilder_.setMessage(value);
      }
      ruleCase_ = 4;
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    public Builder clearUnion() {
      if (unionBuilder_ == null) {
        if (ruleCase_ == 4) {
          ruleCase_ = 0;
          rule_ = null;
          onChanged();
        }
      } else {
        if (ruleCase_ == 4) {
          ruleCase_ = 0;
          rule_ = null;
        }
        unionBuilder_.clear();
      }
      return this;
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    public com.google.bigtable.admin.v2.GcRule.Union.Builder getUnionBuilder() {
      return getUnionFieldBuilder().getBuilder();
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    @java.lang.Override
    public com.google.bigtable.admin.v2.GcRule.UnionOrBuilder getUnionOrBuilder() {
      if ((ruleCase_ == 4) && (unionBuilder_ != null)) {
        return unionBuilder_.getMessageOrBuilder();
      } else {
        if (ruleCase_ == 4) {
          return (com.google.bigtable.admin.v2.GcRule.Union) rule_;
        }
        return com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
      }
    }
    /**
     *
     *
     * <pre>
     * Delete cells that would be deleted by any nested rule.
     * </pre>
     *
     * <code>.google.bigtable.admin.v2.GcRule.Union union = 4;</code>
     */
    private com.google.protobuf.SingleFieldBuilderV3<
            com.google.bigtable.admin.v2.GcRule.Union,
            com.google.bigtable.admin.v2.GcRule.Union.Builder,
            com.google.bigtable.admin.v2.GcRule.UnionOrBuilder>
        getUnionFieldBuilder() {
      if (unionBuilder_ == null) {
        if (!(ruleCase_ == 4)) {
          rule_ = com.google.bigtable.admin.v2.GcRule.Union.getDefaultInstance();
        }
        unionBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.bigtable.admin.v2.GcRule.Union,
                com.google.bigtable.admin.v2.GcRule.Union.Builder,
                com.google.bigtable.admin.v2.GcRule.UnionOrBuilder>(
                (com.google.bigtable.admin.v2.GcRule.Union) rule_,
                getParentForChildren(),
                isClean());
        rule_ = null;
      }
      ruleCase_ = 4;
      onChanged();
      ;
      return unionBuilder_;
    }

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

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

    // @@protoc_insertion_point(builder_scope:google.bigtable.admin.v2.GcRule)
  }

  // @@protoc_insertion_point(class_scope:google.bigtable.admin.v2.GcRule)
  private static final com.google.bigtable.admin.v2.GcRule DEFAULT_INSTANCE;

  static {
    DEFAULT_INSTANCE = new com.google.bigtable.admin.v2.GcRule();
  }

  public static com.google.bigtable.admin.v2.GcRule getDefaultInstance() {
    return DEFAULT_INSTANCE;
  }

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

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

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

  @java.lang.Override
  public com.google.bigtable.admin.v2.GcRule getDefaultInstanceForType() {
    return DEFAULT_INSTANCE;
  }
}
