// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: CanalProtocol.proto

package com.alibaba.otter.canal.protocol;

public final class CanalPacket {
  private CanalPacket() {}
  public static void registerAllExtensions(
      com.google.protobuf.ExtensionRegistryLite registry) {
  }

  public static void registerAllExtensions(
      com.google.protobuf.ExtensionRegistry registry) {
    registerAllExtensions(
        (com.google.protobuf.ExtensionRegistryLite) registry);
  }
  /**
   * Protobuf enum {@code com.alibaba.otter.canal.protocol.Compression}
   */
  public enum Compression
      implements com.google.protobuf.ProtocolMessageEnum {
    /**
     * <code>COMPRESSIONCOMPATIBLEPROTO2 = 0;</code>
     */
    COMPRESSIONCOMPATIBLEPROTO2(0),
    /**
     * <code>NONE = 1;</code>
     */
    NONE(1),
    /**
     * <code>ZLIB = 2;</code>
     */
    ZLIB(2),
    /**
     * <code>GZIP = 3;</code>
     */
    GZIP(3),
    /**
     * <code>LZF = 4;</code>
     */
    LZF(4),
    UNRECOGNIZED(-1),
    ;

    /**
     * <code>COMPRESSIONCOMPATIBLEPROTO2 = 0;</code>
     */
    public static final int COMPRESSIONCOMPATIBLEPROTO2_VALUE = 0;
    /**
     * <code>NONE = 1;</code>
     */
    public static final int NONE_VALUE = 1;
    /**
     * <code>ZLIB = 2;</code>
     */
    public static final int ZLIB_VALUE = 2;
    /**
     * <code>GZIP = 3;</code>
     */
    public static final int GZIP_VALUE = 3;
    /**
     * <code>LZF = 4;</code>
     */
    public static final int LZF_VALUE = 4;


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

    /**
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static Compression valueOf(int value) {
      return forNumber(value);
    }

    public static Compression forNumber(int value) {
      switch (value) {
        case 0: return COMPRESSIONCOMPATIBLEPROTO2;
        case 1: return NONE;
        case 2: return ZLIB;
        case 3: return GZIP;
        case 4: return LZF;
        default: return null;
      }
    }

    public static com.google.protobuf.Internal.EnumLiteMap<Compression>
        internalGetValueMap() {
      return internalValueMap;
    }
    private static final com.google.protobuf.Internal.EnumLiteMap<
        Compression> internalValueMap =
          new com.google.protobuf.Internal.EnumLiteMap<Compression>() {
            public Compression findValueByNumber(int number) {
              return Compression.forNumber(number);
            }
          };

    public final com.google.protobuf.Descriptors.EnumValueDescriptor
        getValueDescriptor() {
      return getDescriptor().getValues().get(ordinal());
    }
    public final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptorForType() {
      return getDescriptor();
    }
    public static final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptor() {
      return com.alibaba.otter.canal.protocol.CanalPacket.getDescriptor().getEnumTypes().get(0);
    }

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

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

    private final int value;

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

    // @@protoc_insertion_point(enum_scope:com.alibaba.otter.canal.protocol.Compression)
  }

  /**
   * Protobuf enum {@code com.alibaba.otter.canal.protocol.PacketType}
   */
  public enum PacketType
      implements com.google.protobuf.ProtocolMessageEnum {
    /**
     * <pre>
     *compatible
     * </pre>
     *
     * <code>PACKAGETYPECOMPATIBLEPROTO2 = 0;</code>
     */
    PACKAGETYPECOMPATIBLEPROTO2(0),
    /**
     * <code>HANDSHAKE = 1;</code>
     */
    HANDSHAKE(1),
    /**
     * <code>CLIENTAUTHENTICATION = 2;</code>
     */
    CLIENTAUTHENTICATION(2),
    /**
     * <code>ACK = 3;</code>
     */
    ACK(3),
    /**
     * <code>SUBSCRIPTION = 4;</code>
     */
    SUBSCRIPTION(4),
    /**
     * <code>UNSUBSCRIPTION = 5;</code>
     */
    UNSUBSCRIPTION(5),
    /**
     * <code>GET = 6;</code>
     */
    GET(6),
    /**
     * <code>MESSAGES = 7;</code>
     */
    MESSAGES(7),
    /**
     * <code>CLIENTACK = 8;</code>
     */
    CLIENTACK(8),
    /**
     * <pre>
     * management part
     * </pre>
     *
     * <code>SHUTDOWN = 9;</code>
     */
    SHUTDOWN(9),
    /**
     * <pre>
     * integration
     * </pre>
     *
     * <code>DUMP = 10;</code>
     */
    DUMP(10),
    /**
     * <code>HEARTBEAT = 11;</code>
     */
    HEARTBEAT(11),
    /**
     * <code>CLIENTROLLBACK = 12;</code>
     */
    CLIENTROLLBACK(12),
    UNRECOGNIZED(-1),
    ;

    /**
     * <pre>
     *compatible
     * </pre>
     *
     * <code>PACKAGETYPECOMPATIBLEPROTO2 = 0;</code>
     */
    public static final int PACKAGETYPECOMPATIBLEPROTO2_VALUE = 0;
    /**
     * <code>HANDSHAKE = 1;</code>
     */
    public static final int HANDSHAKE_VALUE = 1;
    /**
     * <code>CLIENTAUTHENTICATION = 2;</code>
     */
    public static final int CLIENTAUTHENTICATION_VALUE = 2;
    /**
     * <code>ACK = 3;</code>
     */
    public static final int ACK_VALUE = 3;
    /**
     * <code>SUBSCRIPTION = 4;</code>
     */
    public static final int SUBSCRIPTION_VALUE = 4;
    /**
     * <code>UNSUBSCRIPTION = 5;</code>
     */
    public static final int UNSUBSCRIPTION_VALUE = 5;
    /**
     * <code>GET = 6;</code>
     */
    public static final int GET_VALUE = 6;
    /**
     * <code>MESSAGES = 7;</code>
     */
    public static final int MESSAGES_VALUE = 7;
    /**
     * <code>CLIENTACK = 8;</code>
     */
    public static final int CLIENTACK_VALUE = 8;
    /**
     * <pre>
     * management part
     * </pre>
     *
     * <code>SHUTDOWN = 9;</code>
     */
    public static final int SHUTDOWN_VALUE = 9;
    /**
     * <pre>
     * integration
     * </pre>
     *
     * <code>DUMP = 10;</code>
     */
    public static final int DUMP_VALUE = 10;
    /**
     * <code>HEARTBEAT = 11;</code>
     */
    public static final int HEARTBEAT_VALUE = 11;
    /**
     * <code>CLIENTROLLBACK = 12;</code>
     */
    public static final int CLIENTROLLBACK_VALUE = 12;


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

    /**
     * @deprecated Use {@link #forNumber(int)} instead.
     */
    @java.lang.Deprecated
    public static PacketType valueOf(int value) {
      return forNumber(value);
    }

    public static PacketType forNumber(int value) {
      switch (value) {
        case 0: return PACKAGETYPECOMPATIBLEPROTO2;
        case 1: return HANDSHAKE;
        case 2: return CLIENTAUTHENTICATION;
        case 3: return ACK;
        case 4: return SUBSCRIPTION;
        case 5: return UNSUBSCRIPTION;
        case 6: return GET;
        case 7: return MESSAGES;
        case 8: return CLIENTACK;
        case 9: return SHUTDOWN;
        case 10: return DUMP;
        case 11: return HEARTBEAT;
        case 12: return CLIENTROLLBACK;
        default: return null;
      }
    }

    public static com.google.protobuf.Internal.EnumLiteMap<PacketType>
        internalGetValueMap() {
      return internalValueMap;
    }
    private static final com.google.protobuf.Internal.EnumLiteMap<
        PacketType> internalValueMap =
          new com.google.protobuf.Internal.EnumLiteMap<PacketType>() {
            public PacketType findValueByNumber(int number) {
              return PacketType.forNumber(number);
            }
          };

    public final com.google.protobuf.Descriptors.EnumValueDescriptor
        getValueDescriptor() {
      return getDescriptor().getValues().get(ordinal());
    }
    public final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptorForType() {
      return getDescriptor();
    }
    public static final com.google.protobuf.Descriptors.EnumDescriptor
        getDescriptor() {
      return com.alibaba.otter.canal.protocol.CanalPacket.getDescriptor().getEnumTypes().get(1);
    }

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

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

    private final int value;

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

    // @@protoc_insertion_point(enum_scope:com.alibaba.otter.canal.protocol.PacketType)
  }

  public interface PacketOrBuilder extends
      // @@protoc_insertion_point(interface_extends:com.alibaba.otter.canal.protocol.Packet)
      com.google.protobuf.MessageOrBuilder {

    /**
     * <code>int32 magic_number = 1;</code>
     */
    int getMagicNumber();

    /**
     * <code>int32 version = 2;</code>
     */
    int getVersion();

    /**
     * <code>.com.alibaba.otter.canal.protocol.PacketType type = 3;</code>
     */
    int getTypeValue();
    /**
     * <code>.com.alibaba.otter.canal.protocol.PacketType type = 3;</code>
     */
    com.alibaba.otter.canal.protocol.CanalPacket.PacketType getType();

    /**
     * <code>.com.alibaba.otter.canal.protocol.Compression compression = 4;</code>
     */
    int getCompressionValue();
    /**
     * <code>.com.alibaba.otter.canal.protocol.Compression compression = 4;</code>
     */
    com.alibaba.otter.canal.protocol.CanalPacket.Compression getCompression();

    /**
     * <code>bytes body = 5;</code>
     */
    com.google.protobuf.ByteString getBody();

    public com.alibaba.otter.canal.protocol.CanalPacket.Packet.MagicNumberPresentCase getMagicNumberPresentCase();

    public com.alibaba.otter.canal.protocol.CanalPacket.Packet.VersionPresentCase getVersionPresentCase();

    public com.alibaba.otter.canal.protocol.CanalPacket.Packet.CompressionPresentCase getCompressionPresentCase();
  }
  /**
   * Protobuf type {@code com.alibaba.otter.canal.protocol.Packet}
   */
  public  static final class Packet extends
      com.google.protobuf.GeneratedMessageV3 implements
      // @@protoc_insertion_point(message_implements:com.alibaba.otter.canal.protocol.Packet)
      PacketOrBuilder {
  private static final long serialVersionUID = 0L;
    // Use Packet.newBuilder() to construct.
    private Packet(com.google.protobuf.GeneratedMessageV3.Builder<?> builder) {
      super(builder);
    }
    private Packet() {
      type_ = 0;
      body_ = com.google.protobuf.ByteString.EMPTY;
    }

    @java.lang.Override
    public final com.google.protobuf.UnknownFieldSet
    getUnknownFields() {
      return this.unknownFields;
    }
    private Packet(
        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 8: {
              magicNumberPresentCase_ = 1;
              magicNumberPresent_ = input.readInt32();
              break;
            }
            case 16: {
              versionPresentCase_ = 2;
              versionPresent_ = input.readInt32();
              break;
            }
            case 24: {
              int rawValue = input.readEnum();

              type_ = rawValue;
              break;
            }
            case 32: {
              int rawValue = input.readEnum();
              compressionPresentCase_ = 4;
              compressionPresent_ = rawValue;
              break;
            }
            case 42: {

              body_ = input.readBytes();
              break;
            }
            default: {
              if (!parseUnknownFieldProto3(
                  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 {
        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
      }
    }
    public static final com.google.protobuf.Descriptors.Descriptor
        getDescriptor() {
      return com.alibaba.otter.canal.protocol.CanalPacket.internal_static_com_alibaba_otter_canal_protocol_Packet_descriptor;
    }

    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
        internalGetFieldAccessorTable() {
      return com.alibaba.otter.canal.protocol.CanalPacket.internal_static_com_alibaba_otter_canal_protocol_Packet_fieldAccessorTable
          .ensureFieldAccessorsInitialized(
              com.alibaba.otter.canal.protocol.CanalPacket.Packet.class, com.alibaba.otter.canal.protocol.CanalPacket.Packet.Builder.class);
    }

    private int magicNumberPresentCase_ = 0;
    private java.lang.Object magicNumberPresent_;
    public enum MagicNumberPresentCase
        implements com.google.protobuf.Internal.EnumLite {
      MAGIC_NUMBER(1),
      MAGICNUMBERPRESENT_NOT_SET(0);
      private final int value;
      private MagicNumberPresentCase(int value) {
        this.value = value;
      }
      /**
       * @deprecated Use {@link #forNumber(int)} instead.
       */
      @java.lang.Deprecated
      public static MagicNumberPresentCase valueOf(int value) {
        return forNumber(value);
      }

      public static MagicNumberPresentCase forNumber(int value) {
        switch (value) {
          case 1: return MAGIC_NUMBER;
          case 0: return MAGICNUMBERPRESENT_NOT_SET;
          default: return null;
        }
      }
      public int getNumber() {
        return this.value;
      }
    };

    public MagicNumberPresentCase
    getMagicNumberPresentCase() {
      return MagicNumberPresentCase.forNumber(
          magicNumberPresentCase_);
    }

    private int versionPresentCase_ = 0;
    private java.lang.Object versionPresent_;
    public enum VersionPresentCase
        implements com.google.protobuf.Internal.EnumLite {
      VERSION(2),
      VERSIONPRESENT_NOT_SET(0);
      private final int value;
      private VersionPresentCase(int value) {
        this.value = value;
      }
      /**
       * @deprecated Use {@link #forNumber(int)} instead.
       */
      @java.lang.Deprecated
      public static VersionPresentCase valueOf(int value) {
        return forNumber(value);
      }

      public static VersionPresentCase forNumber(int value) {
        switch (value) {
          case 2: return VERSION;
          case 0: return VERSIONPRESENT_NOT_SET;
          default: return null;
        }
      }
      public int getNumber() {
        return this.value;
      }
    };

    public VersionPresentCase
    getVersionPresentCase() {
      return VersionPresentCase.forNumber(
          versionPresentCase_);
    }

    private int compressionPresentCase_ = 0;
    private java.lang.Object compressionPresent_;
    public enum CompressionPresentCase
        implements com.google.protobuf.Internal.EnumLite {
      COMPRESSION(4),
      COMPRESSIONPRESENT_NOT_SET(0);
      private final int value;
      private CompressionPresentCase(int value) {
        this.value = value;
      }
      /**
       * @deprecated Use {@link #forNumber(int)} instead.
       */
      @java.lang.Deprecated
      public static CompressionPresentCase valueOf(int value) {
        return forNumber(value);
      }

      public static CompressionPresentCase forNumber(int value) {
        switch (value) {
          case 4: return COMPRESSION;
          case 0: return COMPRESSIONPRESENT_NOT_SET;
          default: return null;
        }
      }
      public int getNumber() {
        return this.value;
      }
    };

    public CompressionPresentCase
    getCompressionPresentCase() {
      return CompressionPresentCase.forNumber(
          compressionPresentCase_);
    }

    public static final int MAGIC_NUMBER_FIELD_NUMBER = 1;
    /**
     * <code>int32 magic_number = 1;</code>
     */
    public int getMagicNumber() {
      if (magicNumberPresentCase_ == 1) {
        return (java.lang.Integer) magicNumberPresent_;
      }
      return 0;
    }

    public static final int VERSION_FIELD_NUMBER = 2;
    /**
     * <code>int32 version = 2;</code>
     */
    public int getVersion() {
      if (versionPresentCase_ == 2) {
        return (java.lang.Integer) versionPresent_;
      }
      return 0;
    }

    public static final int TYPE_FIELD_NUMBER = 3;
    private int type_;
    /**
     * <code>.com.alibaba.otter.canal.protocol.PacketType type = 3;</code>
     */
    public int getTypeValue() {
      return type_;
    }
    /**
     * <code>.com.alibaba.otter.canal.protocol.PacketType type = 3;</code>
     */
    public com.alibaba.otter.canal.protocol.CanalPacket.PacketType getType() {
      @SuppressWarnings("deprecation")
      com.alibaba.otter.canal.protocol.CanalPacket.PacketType result = com.alibaba.otter.canal.protocol.CanalPacket.PacketType.valueOf(type_);
      return result == null ? com.alibaba.otter.canal.protocol.CanalPacket.PacketType.UNRECOGNIZED : result;
    }

    public static final int COMPRESSION_FIELD_NUMBER = 4;
    /**
     * <code>.com.alibaba.otter.canal.protocol.Compression compression = 4;</code>
     */
    public int getCompressionValue() {
      if (compressionPresentCase_ == 4) {
        return (java.lang.Integer) compressionPresent_;
      }
      return 0;
    }
    /**
     * <code>.com.alibaba.otter.canal.protocol.Compression compression = 4;</code>
     */
    public com.alibaba.otter.canal.protocol.CanalPacket.Compression getCompression() {
      if (compressionPresentCase_ == 4) {
        @SuppressWarnings("deprecation")
        com.alibaba.otter.canal.protocol.CanalPacket.Compression result = com.alibaba.otter.canal.protocol.CanalPacket.Compression.valueOf(
            (java.lang.Integer) compressionPresent_);
        return result == null ? com.alibaba.otter.canal.protocol.CanalPacket.Compression.UNRECOGNIZED : result;
      }
      return com.alibaba.otter.canal.protocol.CanalPacket.Compression.COMPRESSIONCOMPATIBLEPROTO2;
    }

    public static final int BODY_FIELD_NUMBER = 5;
    private com.google.protobuf.ByteString body_;
    /**
     * <code>bytes body = 5;</code>
     */
    public com.google.protobuf.ByteString getBody() {
      return body_;
    }

    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 {
      if (magicNumberPresentCase_ == 1) {
        output.writeInt32(
            1, (int)((java.lang.Integer) magicNumberPresent_));
      }
      if (versionPresentCase_ == 2) {
        output.writeInt32(
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      }
      if (type_ != com.alibaba.otter.canal.protocol.CanalPacket.PacketType.PACKAGETYPECOMPATIBLEPROTO2.getNumber()) {
        output.writeEnum(3, type_);
      }
      if (compressionPresentCase_ == 4) {
        output.writeEnum(4, ((java.lang.Integer) compressionPresent_));
      }
      if (!body_.isEmpty()) {
        output.writeBytes(5, body_);
      }
      unknownFields.writeTo(output);
    }

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

      size = 0;
      if (magicNumberPresentCase_ == 1) {
        size += com.google.protobuf.CodedOutputStream
          .computeInt32Size(
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      }
      if (versionPresentCase_ == 2) {
        size += com.google.protobuf.CodedOutputStream
          .computeInt32Size(
              2, (int)((java.lang.Integer) versionPresent_));
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      if (type_ != com.alibaba.otter.canal.protocol.CanalPacket.PacketType.PACKAGETYPECOMPATIBLEPROTO2.getNumber()) {
        size += com.google.protobuf.CodedOutputStream
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      if (compressionPresentCase_ == 4) {
        size += com.google.protobuf.CodedOutputStream
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      if (!body_.isEmpty()) {
        size += com.google.protobuf.CodedOutputStream
          .computeBytesSize(5, body_);
      }
      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.alibaba.otter.canal.protocol.CanalPacket.Packet)) {
        return super.equals(obj);
      }
      com.alibaba.otter.canal.protocol.CanalPacket.Packet other = (com.alibaba.otter.canal.protocol.CanalPacket.Packet) obj;

      boolean result = true;
      result = result && type_ == other.type_;
      result = result && getBody()
          .equals(other.getBody());
      result = result && getMagicNumberPresentCase().equals(
          other.getMagicNumberPresentCase());
      if (!result) return false;
      switch (magicNumberPresentCase_) {
        case 1:
          result = result && (getMagicNumber()
              == other.getMagicNumber());
          break;
        case 0:
        default:
      }
      result = result && getVersionPresentCase().equals(
          other.getVersionPresentCase());
      if (!result) return false;
      switch (versionPresentCase_) {
        case 2:
          result = result && (getVersion()
              == other.getVersion());
          break;
        case 0:
        default:
      }
      result = result && getCompressionPresentCase().equals(
          other.getCompressionPresentCase());
      if (!result) return false;
      switch (compressionPresentCase_) {
        case 4:
          result = result && getCompressionValue()
              == other.getCompressionValue();
          break;
        case 0:
        default:
      }
      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) + TYPE_FIELD_NUMBER;
      hash = (53 * hash) + type_;
      hash = (37 * hash) + BODY_FIELD_NUMBER;
      hash = (53 * hash) + getBody().hashCode();
      switch (magicNumberPresentCase_) {
        case 1:
          hash = (37 * hash) + MAGIC_NUMBER_FIELD_NUMBER;
          hash = (53 * hash) + getMagicNumber();
          break;
        case 0:
        default:
      }
      switch (versionPresentCase_) {
        case 2:
          hash = (37 * hash) + VERSION_FIELD_NUMBER;
          hash = (53 * hash) + getVersion();
          break;
        case 0:
        default:
      }
      switch (compressionPresentCase_) {
        case 4:
          hash = (37 * hash) + COMPRESSION_FIELD_NUMBER;
          hash = (53 * hash) + getCompressionValue();
          break;
        case 0:
        default:
      }
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static com.alibaba.otter.canal.protocol.CanalPacket.Packet parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.Packet parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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    public static final class Builder extends
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        onChanged();
        return this;
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       * <code>.com.alibaba.otter.canal.protocol.Compression supported_compressions = 3;</code>
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        com.alibaba.otter.canal.protocol.CanalPacket.Compression result = com.alibaba.otter.canal.protocol.CanalPacket.Compression.valueOf(supportedCompressions_);
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        supportedCompressions_ = value.getNumber();
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      // @@protoc_insertion_point(builder_scope:com.alibaba.otter.canal.protocol.Handshake)
    }

    // @@protoc_insertion_point(class_scope:com.alibaba.otter.canal.protocol.Handshake)
    private static final com.alibaba.otter.canal.protocol.CanalPacket.Handshake DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new com.alibaba.otter.canal.protocol.CanalPacket.Handshake();
    }

    public static com.alibaba.otter.canal.protocol.CanalPacket.Handshake getDefaultInstance() {
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    }

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      public Handshake parsePartialFrom(
          com.google.protobuf.CodedInputStream input,
          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
          throws com.google.protobuf.InvalidProtocolBufferException {
        return new Handshake(input, extensionRegistry);
      }
    };

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

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

    @java.lang.Override
    public com.alibaba.otter.canal.protocol.CanalPacket.Handshake getDefaultInstanceForType() {
      return DEFAULT_INSTANCE;
    }

  }

  public interface ClientAuthOrBuilder extends
      // @@protoc_insertion_point(interface_extends:com.alibaba.otter.canal.protocol.ClientAuth)
      com.google.protobuf.MessageOrBuilder {

    /**
     * <code>string username = 1;</code>
     */
    java.lang.String getUsername();
    /**
     * <code>string username = 1;</code>
     */
    com.google.protobuf.ByteString
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    /**
     * <pre>
     * hashed password with seeds from Handshake message
     * </pre>
     *
     * <code>bytes password = 2;</code>
     */
    com.google.protobuf.ByteString getPassword();

    /**
     * <pre>
     * in seconds
     * </pre>
     *
     * <code>int32 net_read_timeout = 3;</code>
     */
    int getNetReadTimeout();

    /**
     * <pre>
     * in seconds
     * </pre>
     *
     * <code>int32 net_write_timeout = 4;</code>
     */
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    /**
     * <code>string destination = 5;</code>
     */
    java.lang.String getDestination();
    /**
     * <code>string destination = 5;</code>
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    /**
     * <code>string client_id = 6;</code>
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    /**
     * <code>string client_id = 6;</code>
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     * <code>string filter = 7;</code>
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    /**
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    /**
     * <code>int64 start_timestamp = 8;</code>
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    public com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth.NetReadTimeoutPresentCase getNetReadTimeoutPresentCase();

    public com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth.NetWriteTimeoutPresentCase getNetWriteTimeoutPresentCase();
  }
  /**
   * <pre>
   * client authentication
   * </pre>
   *
   * Protobuf type {@code com.alibaba.otter.canal.protocol.ClientAuth}
   */
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      destination_ = "";
      clientId_ = "";
      filter_ = "";
      startTimestamp_ = 0L;
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            case 58: {
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              filter_ = s;
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              startTimestamp_ = input.readInt64();
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            default: {
              if (!parseUnknownFieldProto3(
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                done = true;
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              break;
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      } catch (com.google.protobuf.InvalidProtocolBufferException e) {
        throw e.setUnfinishedMessage(this);
      } catch (java.io.IOException e) {
        throw new com.google.protobuf.InvalidProtocolBufferException(
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        this.unknownFields = unknownFields.build();
        makeExtensionsImmutable();
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    public static final com.google.protobuf.Descriptors.Descriptor
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    @java.lang.Override
    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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        return this.value;
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    public java.lang.String getUsername() {
      java.lang.Object ref = username_;
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        com.google.protobuf.ByteString bs = 
            (com.google.protobuf.ByteString) ref;
        java.lang.String s = bs.toStringUtf8();
        username_ = s;
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    /**
     * <code>string username = 1;</code>
     */
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      java.lang.Object ref = username_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
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        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
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    public static final int PASSWORD_FIELD_NUMBER = 2;
    private com.google.protobuf.ByteString password_;
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     * <pre>
     * hashed password with seeds from Handshake message
     * </pre>
     *
     * <code>bytes password = 2;</code>
     */
    public com.google.protobuf.ByteString getPassword() {
      return password_;
    }

    public static final int NET_READ_TIMEOUT_FIELD_NUMBER = 3;
    /**
     * <pre>
     * in seconds
     * </pre>
     *
     * <code>int32 net_read_timeout = 3;</code>
     */
    public int getNetReadTimeout() {
      if (netReadTimeoutPresentCase_ == 3) {
        return (java.lang.Integer) netReadTimeoutPresent_;
      }
      return 0;
    }

    public static final int NET_WRITE_TIMEOUT_FIELD_NUMBER = 4;
    /**
     * <pre>
     * in seconds
     * </pre>
     *
     * <code>int32 net_write_timeout = 4;</code>
     */
    public int getNetWriteTimeout() {
      if (netWriteTimeoutPresentCase_ == 4) {
        return (java.lang.Integer) netWriteTimeoutPresent_;
      }
      return 0;
    }

    public static final int DESTINATION_FIELD_NUMBER = 5;
    private volatile java.lang.Object destination_;
    /**
     * <code>string destination = 5;</code>
     */
    public java.lang.String getDestination() {
      java.lang.Object ref = destination_;
      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();
        destination_ = s;
        return s;
      }
    }
    /**
     * <code>string destination = 5;</code>
     */
    public com.google.protobuf.ByteString
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      java.lang.Object ref = destination_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        destination_ = b;
        return b;
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        return (com.google.protobuf.ByteString) ref;
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    public static final int CLIENT_ID_FIELD_NUMBER = 6;
    private volatile java.lang.Object clientId_;
    /**
     * <code>string client_id = 6;</code>
     */
    public java.lang.String getClientId() {
      java.lang.Object ref = clientId_;
      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();
        clientId_ = s;
        return s;
      }
    }
    /**
     * <code>string client_id = 6;</code>
     */
    public com.google.protobuf.ByteString
        getClientIdBytes() {
      java.lang.Object ref = clientId_;
      if (ref instanceof java.lang.String) {
        com.google.protobuf.ByteString b = 
            com.google.protobuf.ByteString.copyFromUtf8(
                (java.lang.String) ref);
        clientId_ = b;
        return b;
      } else {
        return (com.google.protobuf.ByteString) ref;
      }
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    @java.lang.Override
    public boolean equals(final java.lang.Object obj) {
      if (obj == this) {
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      boolean result = true;
      result = result && getUsername()
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      result = result && getPassword()
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      result = result && getDestination()
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      result = result && getClientId()
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      result = result && getFilter()
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      result = result && (getStartTimestamp()
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      result = result && getNetReadTimeoutPresentCase().equals(
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        default:
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      if (!result) return false;
      switch (netWriteTimeoutPresentCase_) {
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          result = result && (getNetWriteTimeout()
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          break;
        case 0:
        default:
      }
      result = result && unknownFields.equals(other.unknownFields);
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    @java.lang.Override
    public int hashCode() {
      if (memoizedHashCode != 0) {
        return memoizedHashCode;
      }
      int hash = 41;
      hash = (19 * hash) + getDescriptor().hashCode();
      hash = (37 * hash) + USERNAME_FIELD_NUMBER;
      hash = (53 * hash) + getUsername().hashCode();
      hash = (37 * hash) + PASSWORD_FIELD_NUMBER;
      hash = (53 * hash) + getPassword().hashCode();
      hash = (37 * hash) + DESTINATION_FIELD_NUMBER;
      hash = (53 * hash) + getDestination().hashCode();
      hash = (37 * hash) + CLIENT_ID_FIELD_NUMBER;
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      hash = (37 * hash) + FILTER_FIELD_NUMBER;
      hash = (53 * hash) + getFilter().hashCode();
      hash = (37 * hash) + START_TIMESTAMP_FIELD_NUMBER;
      hash = (53 * hash) + com.google.protobuf.Internal.hashLong(
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          hash = (37 * hash) + NET_READ_TIMEOUT_FIELD_NUMBER;
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        default:
      }
      switch (netWriteTimeoutPresentCase_) {
        case 4:
          hash = (37 * hash) + NET_WRITE_TIMEOUT_FIELD_NUMBER;
          hash = (53 * hash) + getNetWriteTimeout();
          break;
        case 0:
        default:
      }
      hash = (29 * hash) + unknownFields.hashCode();
      memoizedHashCode = hash;
      return hash;
    }

    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        java.nio.ByteBuffer data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        java.nio.ByteBuffer data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        com.google.protobuf.ByteString data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        com.google.protobuf.ByteString data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(byte[] data)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        byte[] data,
        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth 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.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseDelimitedFrom(java.io.InputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseDelimitedWithIOException(PARSER, input);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth 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.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parseFrom(
        com.google.protobuf.CodedInputStream input)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
          .parseWithIOException(PARSER, input);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth 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.alibaba.otter.canal.protocol.CanalPacket.ClientAuth 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>
     * client authentication
     * </pre>
     *
     * Protobuf type {@code com.alibaba.otter.canal.protocol.ClientAuth}
     */
    public static final class Builder extends
        com.google.protobuf.GeneratedMessageV3.Builder<Builder> implements
        // @@protoc_insertion_point(builder_implements:com.alibaba.otter.canal.protocol.ClientAuth)
        com.alibaba.otter.canal.protocol.CanalPacket.ClientAuthOrBuilder {
      public static final com.google.protobuf.Descriptors.Descriptor
          getDescriptor() {
        return com.alibaba.otter.canal.protocol.CanalPacket.internal_static_com_alibaba_otter_canal_protocol_ClientAuth_descriptor;
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      @java.lang.Override
      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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      // Construct using com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth.newBuilder()
      private Builder() {
        maybeForceBuilderInitialization();
      }

      private Builder(
          com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
        super(parent);
        maybeForceBuilderInitialization();
      }
      private void maybeForceBuilderInitialization() {
        if (com.google.protobuf.GeneratedMessageV3
                .alwaysUseFieldBuilders) {
        }
      }
      @java.lang.Override
      public Builder clear() {
        super.clear();
        username_ = "";

        password_ = com.google.protobuf.ByteString.EMPTY;

        destination_ = "";

        clientId_ = "";

        filter_ = "";

        startTimestamp_ = 0L;

        netReadTimeoutPresentCase_ = 0;
        netReadTimeoutPresent_ = null;
        netWriteTimeoutPresentCase_ = 0;
        netWriteTimeoutPresent_ = null;
        return this;
      }

      @java.lang.Override
      public com.google.protobuf.Descriptors.Descriptor
          getDescriptorForType() {
        return com.alibaba.otter.canal.protocol.CanalPacket.internal_static_com_alibaba_otter_canal_protocol_ClientAuth_descriptor;
      }

      @java.lang.Override
      public com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth getDefaultInstanceForType() {
        return com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth.getDefaultInstance();
      }

      @java.lang.Override
      public com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth build() {
        com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth result = buildPartial();
        if (!result.isInitialized()) {
          throw newUninitializedMessageException(result);
        }
        return result;
      }

      @java.lang.Override
      public com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth buildPartial() {
        com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth result = new com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth(this);
        result.username_ = username_;
        result.password_ = password_;
        if (netReadTimeoutPresentCase_ == 3) {
          result.netReadTimeoutPresent_ = netReadTimeoutPresent_;
        }
        if (netWriteTimeoutPresentCase_ == 4) {
          result.netWriteTimeoutPresent_ = netWriteTimeoutPresent_;
        }
        result.destination_ = destination_;
        result.clientId_ = clientId_;
        result.filter_ = filter_;
        result.startTimestamp_ = startTimestamp_;
        result.netReadTimeoutPresentCase_ = netReadTimeoutPresentCase_;
        result.netWriteTimeoutPresentCase_ = netWriteTimeoutPresentCase_;
        onBuilt();
        return result;
      }

      @java.lang.Override
      public Builder clone() {
        return (Builder) super.clone();
      }
      @java.lang.Override
      public Builder setField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return (Builder) super.setField(field, value);
      }
      @java.lang.Override
      public Builder clearField(
          com.google.protobuf.Descriptors.FieldDescriptor field) {
        return (Builder) super.clearField(field);
      }
      @java.lang.Override
      public Builder clearOneof(
          com.google.protobuf.Descriptors.OneofDescriptor oneof) {
        return (Builder) super.clearOneof(oneof);
      }
      @java.lang.Override
      public Builder setRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          int index, java.lang.Object value) {
        return (Builder) super.setRepeatedField(field, index, value);
      }
      @java.lang.Override
      public Builder addRepeatedField(
          com.google.protobuf.Descriptors.FieldDescriptor field,
          java.lang.Object value) {
        return (Builder) super.addRepeatedField(field, value);
      }
      @java.lang.Override
      public Builder mergeFrom(com.google.protobuf.Message other) {
        if (other instanceof com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth) {
          return mergeFrom((com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth)other);
        } else {
          super.mergeFrom(other);
          return this;
        }
      }

      public Builder mergeFrom(com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth other) {
        if (other == com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth.getDefaultInstance()) return this;
        if (!other.getUsername().isEmpty()) {
          username_ = other.username_;
          onChanged();
        }
        if (other.getPassword() != com.google.protobuf.ByteString.EMPTY) {
          setPassword(other.getPassword());
        }
        if (!other.getDestination().isEmpty()) {
          destination_ = other.destination_;
          onChanged();
        }
        if (!other.getClientId().isEmpty()) {
          clientId_ = other.clientId_;
          onChanged();
        }
        if (!other.getFilter().isEmpty()) {
          filter_ = other.filter_;
          onChanged();
        }
        if (other.getStartTimestamp() != 0L) {
          setStartTimestamp(other.getStartTimestamp());
        }
        switch (other.getNetReadTimeoutPresentCase()) {
          case NET_READ_TIMEOUT: {
            setNetReadTimeout(other.getNetReadTimeout());
            break;
          }
          case NETREADTIMEOUTPRESENT_NOT_SET: {
            break;
          }
        }
        switch (other.getNetWriteTimeoutPresentCase()) {
          case NET_WRITE_TIMEOUT: {
            setNetWriteTimeout(other.getNetWriteTimeout());
            break;
          }
          case NETWRITETIMEOUTPRESENT_NOT_SET: {
            break;
          }
        }
        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.alibaba.otter.canal.protocol.CanalPacket.ClientAuth parsedMessage = null;
        try {
          parsedMessage = PARSER.parsePartialFrom(input, extensionRegistry);
        } catch (com.google.protobuf.InvalidProtocolBufferException e) {
          parsedMessage = (com.alibaba.otter.canal.protocol.CanalPacket.ClientAuth) e.getUnfinishedMessage();
          throw e.unwrapIOException();
        } finally {
          if (parsedMessage != null) {
            mergeFrom(parsedMessage);
          }
        }
        return this;
      }
      private int netReadTimeoutPresentCase_ = 0;
      private java.lang.Object netReadTimeoutPresent_;
      public NetReadTimeoutPresentCase
          getNetReadTimeoutPresentCase() {
        return NetReadTimeoutPresentCase.forNumber(
            netReadTimeoutPresentCase_);
      }

      public Builder clearNetReadTimeoutPresent() {
        netReadTimeoutPresentCase_ = 0;
        netReadTimeoutPresent_ = null;
        onChanged();
        return this;
      }

      private int netWriteTimeoutPresentCase_ = 0;
      private java.lang.Object netWriteTimeoutPresent_;
      public NetWriteTimeoutPresentCase
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        return NetWriteTimeoutPresentCase.forNumber(
            netWriteTimeoutPresentCase_);
      }

      public Builder clearNetWriteTimeoutPresent() {
        netWriteTimeoutPresentCase_ = 0;
        netWriteTimeoutPresent_ = null;
        onChanged();
        return this;
      }


      private java.lang.Object username_ = "";
      /**
       * <code>string username = 1;</code>
       */
      public java.lang.String getUsername() {
        java.lang.Object ref = username_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
              (com.google.protobuf.ByteString) ref;
          java.lang.String s = bs.toStringUtf8();
          username_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       * <code>string username = 1;</code>
       */
      public com.google.protobuf.ByteString
          getUsernameBytes() {
        java.lang.Object ref = username_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          username_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       * <code>string username = 1;</code>
       */
      public Builder setUsername(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        username_ = value;
        onChanged();
        return this;
      }
      /**
       * <code>string username = 1;</code>
       */
      public Builder clearUsername() {
        
        username_ = getDefaultInstance().getUsername();
        onChanged();
        return this;
      }
      /**
       * <code>string username = 1;</code>
       */
      public Builder setUsernameBytes(
          com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  checkByteStringIsUtf8(value);
        
        username_ = value;
        onChanged();
        return this;
      }

      private com.google.protobuf.ByteString password_ = com.google.protobuf.ByteString.EMPTY;
      /**
       * <pre>
       * hashed password with seeds from Handshake message
       * </pre>
       *
       * <code>bytes password = 2;</code>
       */
      public com.google.protobuf.ByteString getPassword() {
        return password_;
      }
      /**
       * <pre>
       * hashed password with seeds from Handshake message
       * </pre>
       *
       * <code>bytes password = 2;</code>
       */
      public Builder setPassword(com.google.protobuf.ByteString value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        password_ = value;
        onChanged();
        return this;
      }
      /**
       * <pre>
       * hashed password with seeds from Handshake message
       * </pre>
       *
       * <code>bytes password = 2;</code>
       */
      public Builder clearPassword() {
        
        password_ = getDefaultInstance().getPassword();
        onChanged();
        return this;
      }

      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_read_timeout = 3;</code>
       */
      public int getNetReadTimeout() {
        if (netReadTimeoutPresentCase_ == 3) {
          return (java.lang.Integer) netReadTimeoutPresent_;
        }
        return 0;
      }
      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_read_timeout = 3;</code>
       */
      public Builder setNetReadTimeout(int value) {
        netReadTimeoutPresentCase_ = 3;
        netReadTimeoutPresent_ = value;
        onChanged();
        return this;
      }
      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_read_timeout = 3;</code>
       */
      public Builder clearNetReadTimeout() {
        if (netReadTimeoutPresentCase_ == 3) {
          netReadTimeoutPresentCase_ = 0;
          netReadTimeoutPresent_ = null;
          onChanged();
        }
        return this;
      }

      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_write_timeout = 4;</code>
       */
      public int getNetWriteTimeout() {
        if (netWriteTimeoutPresentCase_ == 4) {
          return (java.lang.Integer) netWriteTimeoutPresent_;
        }
        return 0;
      }
      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_write_timeout = 4;</code>
       */
      public Builder setNetWriteTimeout(int value) {
        netWriteTimeoutPresentCase_ = 4;
        netWriteTimeoutPresent_ = value;
        onChanged();
        return this;
      }
      /**
       * <pre>
       * in seconds
       * </pre>
       *
       * <code>int32 net_write_timeout = 4;</code>
       */
      public Builder clearNetWriteTimeout() {
        if (netWriteTimeoutPresentCase_ == 4) {
          netWriteTimeoutPresentCase_ = 0;
          netWriteTimeoutPresent_ = null;
          onChanged();
        }
        return this;
      }

      private java.lang.Object destination_ = "";
      /**
       * <code>string destination = 5;</code>
       */
      public java.lang.String getDestination() {
        java.lang.Object ref = destination_;
        if (!(ref instanceof java.lang.String)) {
          com.google.protobuf.ByteString bs =
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          java.lang.String s = bs.toStringUtf8();
          destination_ = s;
          return s;
        } else {
          return (java.lang.String) ref;
        }
      }
      /**
       * <code>string destination = 5;</code>
       */
      public com.google.protobuf.ByteString
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        java.lang.Object ref = destination_;
        if (ref instanceof String) {
          com.google.protobuf.ByteString b = 
              com.google.protobuf.ByteString.copyFromUtf8(
                  (java.lang.String) ref);
          destination_ = b;
          return b;
        } else {
          return (com.google.protobuf.ByteString) ref;
        }
      }
      /**
       * <code>string destination = 5;</code>
       */
      public Builder setDestination(
          java.lang.String value) {
        if (value == null) {
    throw new NullPointerException();
  }
  
        destination_ = value;
        onChanged();
        return this;
      }
      /**
       * <code>string destination = 5;</code>
       */
      public Builder clearDestination() {
        
        destination_ = getDefaultInstance().getDestination();
        onChanged();
        return this;
      }
      /**
       * <code>string destination = 5;</code>
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      // @@protoc_insertion_point(builder_scope:com.alibaba.otter.canal.protocol.Ack)
    }

    // @@protoc_insertion_point(class_scope:com.alibaba.otter.canal.protocol.Ack)
    private static final com.alibaba.otter.canal.protocol.CanalPacket.Ack DEFAULT_INSTANCE;
    static {
      DEFAULT_INSTANCE = new com.alibaba.otter.canal.protocol.CanalPacket.Ack();
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    public static com.alibaba.otter.canal.protocol.CanalPacket.Ack getDefaultInstance() {
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      public Ack parsePartialFrom(
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          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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      return PARSER;
    }

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    public com.alibaba.otter.canal.protocol.CanalPacket.Ack getDefaultInstanceForType() {
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      com.google.protobuf.MessageOrBuilder {

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      com.alibaba.otter.canal.protocol.CanalPacket.ClientAck other = (com.alibaba.otter.canal.protocol.CanalPacket.ClientAck) obj;

      boolean result = true;
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    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck parseFrom(
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        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
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    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data, extensionRegistry);
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        throws com.google.protobuf.InvalidProtocolBufferException {
      return PARSER.parseFrom(data);
    }
    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck parseFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws com.google.protobuf.InvalidProtocolBufferException {
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      return PARSER.parseFrom(data, extensionRegistry);
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    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck parseDelimitedFrom(
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        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck parseFrom(
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        throws java.io.IOException {
      return com.google.protobuf.GeneratedMessageV3
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    public static com.alibaba.otter.canal.protocol.CanalPacket.ClientAck 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.alibaba.otter.canal.protocol.CanalPacket.ClientAck prototype) {
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    @java.lang.Override
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      return this == DEFAULT_INSTANCE
          ? new Builder() : new Builder().mergeFrom(this);
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    @java.lang.Override
    protected Builder newBuilderForType(
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    /**
     * Protobuf type {@code com.alibaba.otter.canal.protocol.ClientAck}
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    public static final class Builder extends
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        // @@protoc_insertion_point(builder_implements:com.alibaba.otter.canal.protocol.ClientAck)
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        clientId_ = "";

        batchId_ = 0L;

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        result.clientId_ = clientId_;
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      @java.lang.Override
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      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_Sub_descriptor,
        new java.lang.String[] { "Destination", "ClientId", "Filter", });
    internal_static_com_alibaba_otter_canal_protocol_Unsub_descriptor =
      getDescriptor().getMessageTypes().get(7);
    internal_static_com_alibaba_otter_canal_protocol_Unsub_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_Unsub_descriptor,
        new java.lang.String[] { "Destination", "ClientId", "Filter", });
    internal_static_com_alibaba_otter_canal_protocol_Get_descriptor =
      getDescriptor().getMessageTypes().get(8);
    internal_static_com_alibaba_otter_canal_protocol_Get_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_Get_descriptor,
        new java.lang.String[] { "Destination", "ClientId", "FetchSize", "Timeout", "Unit", "AutoAck", "TimeoutPresent", "UnitPresent", "AutoAckPresent", });
    internal_static_com_alibaba_otter_canal_protocol_Messages_descriptor =
      getDescriptor().getMessageTypes().get(9);
    internal_static_com_alibaba_otter_canal_protocol_Messages_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_Messages_descriptor,
        new java.lang.String[] { "BatchId", "Messages", });
    internal_static_com_alibaba_otter_canal_protocol_Dump_descriptor =
      getDescriptor().getMessageTypes().get(10);
    internal_static_com_alibaba_otter_canal_protocol_Dump_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_Dump_descriptor,
        new java.lang.String[] { "Journal", "Position", "Timestamp", "TimestampPresent", });
    internal_static_com_alibaba_otter_canal_protocol_ClientRollback_descriptor =
      getDescriptor().getMessageTypes().get(11);
    internal_static_com_alibaba_otter_canal_protocol_ClientRollback_fieldAccessorTable = new
      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
        internal_static_com_alibaba_otter_canal_protocol_ClientRollback_descriptor,
        new java.lang.String[] { "Destination", "ClientId", "BatchId", });
  }

  // @@protoc_insertion_point(outer_class_scope)
}
