# Serialized Form

- ## Package org.apache.hadoop

  - ### Class org.apache.hadoop.HadoopIllegalArgumentException extends IllegalArgumentException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.conf

  - ### Class org.apache.hadoop.conf.ConfServlet.BadFormatException extends Exception implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.conf.ReconfigurationException extends Exception implements Serializable

    serialVersionUID:
      1L

    - ### Serialized Fields

      - #### property

            String property

      - #### newVal

            String newVal

      - #### oldVal

            String oldVal

  - ### Class org.apache.hadoop.conf.ReconfigurationServlet extends javax.servlet.http.HttpServlet implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.crypto

  - ### Class org.apache.hadoop.crypto.UnsupportedCodecException extends RuntimeException implements Serializable

    serialVersionUID:
      6713920435487942224L

- ## Package org.apache.hadoop.crypto.key

  - ### Class org.apache.hadoop.crypto.key.JavaKeyStoreProvider.KeyMetadata extends Object implements Serializable

    serialVersionUID:
      8405872419967874451L

    - ### Serialization Methods

      - #### readObject

            private void readObject(ObjectInputStream in)
                             throws IOException,
                                    ClassNotFoundException

        Throws:
          `IOException`
          `ClassNotFoundException`

      - #### writeObject

            private void writeObject(ObjectOutputStream out)
                              throws IOException

        Throws:
          `IOException`

    - ### Serialized Fields

      - #### metadata

            KeyProvider.Metadata metadata

- ## Package org.apache.hadoop.fs

  - ### Class org.apache.hadoop.fs.BlockLocation extends Object implements Serializable

    serialVersionUID:
      580415341L

    - ### Serialized Fields

      - #### hosts

            String[] hosts

      - #### cachedHosts

            String[] cachedHosts

      - #### names

            String[] names

      - #### topologyPaths

            String[] topologyPaths

      - #### storageIds

            String[] storageIds

      - #### storageTypes

            StorageType[] storageTypes

      - #### offset

            long offset

      - #### length

            long length

      - #### corrupt

            boolean corrupt

  - ### Class org.apache.hadoop.fs.ChecksumException extends IOException implements Serializable

    serialVersionUID:
      1L

    - ### Serialized Fields

      - #### pos

            long pos

  - ### Class org.apache.hadoop.fs.FileAlreadyExistsException extends IOException implements Serializable

  - ### Class org.apache.hadoop.fs.FileStatus extends Object implements Serializable

    serialVersionUID:
      332065512L

    - ### Serialized Fields

      - #### path

            Path path

      - #### length

            long length

      - #### isdir

            Boolean isdir

      - #### block_replication

            short block_replication

      - #### blocksize

            long blocksize

      - #### modification_time

            long modification_time

      - #### access_time

            long access_time

      - #### permission

            FsPermission permission

      - #### owner

            String owner

      - #### group

            String group

      - #### symlink

            Path symlink

      - #### attr

            Set<E> attr

  - ### Class org.apache.hadoop.fs.FSError extends Error implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.fs.FSProtos.FileStatusProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### fileType_

            FSProtos.FileStatusProto.FileType fileType_

      - #### path_

            Object path_

      - #### length_

            long length_

      - #### permission_

            FSProtos.FsPermissionProto permission_

      - #### owner_

            Object owner_

      - #### group_

            Object group_

      - #### modificationTime_

            long modificationTime_

      - #### accessTime_

            long accessTime_

      - #### symlink_

            Object symlink_

      - #### blockReplication_

            int blockReplication_

      - #### blockSize_

            long blockSize_

      - #### encryptionData_

            com.google.protobuf.ByteString encryptionData_

      - #### ecData_

            com.google.protobuf.ByteString ecData_

      - #### flags_

            int flags_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.fs.FSProtos.FsPermissionProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### perm_

            int perm_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.fs.FSProtos.LocalFileSystemPathHandleProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### mtime_

            long mtime_

      - #### path_

            Object path_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.fs.InvalidPathException extends HadoopIllegalArgumentException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.fs.InvalidPathHandleException extends IOException implements Serializable

    serialVersionUID:
      3448423209L

  - ### Class org.apache.hadoop.fs.InvalidRequestException extends IOException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.LocalFileSystemPathHandle extends Object implements Serializable

    - ### Serialized Fields

      - #### path

            String path

      - #### mtime

            Long mtime

  - ### Class org.apache.hadoop.fs.LocatedFileStatus extends FileStatus implements Serializable

    serialVersionUID:
      389257504L

    - ### Serialized Fields

      - #### locations

            BlockLocation[] locations

  - ### Class org.apache.hadoop.fs.ParentNotDirectoryException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.fs.Path extends Object implements Serializable

    serialVersionUID:
      708623L

    - ### Serialized Fields

      - #### uri

            URI uri

  - ### Class org.apache.hadoop.fs.PathAccessDeniedException extends PathIOException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathExistsException extends PathIOException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathIOException extends IOException implements Serializable

    serialVersionUID:
      0L

    - ### Serialized Fields

      - #### operation

            String operation

      - #### path

            String path

      - #### fullyQualifiedPath

            String fullyQualifiedPath

      - #### targetPath

            String targetPath

  - ### Class org.apache.hadoop.fs.PathIsDirectoryException extends PathExistsException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathIsNotDirectoryException extends PathExistsException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathIsNotEmptyDirectoryException extends PathExistsException implements Serializable

  - ### Class org.apache.hadoop.fs.PathNotFoundException extends PathIOException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathOperationException extends PathExistsException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.PathPermissionException extends PathIOException implements Serializable

    serialVersionUID:
      0L

  - ### Class org.apache.hadoop.fs.UnsupportedFileSystemException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.fs.UnsupportedMultipartUploaderException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.fs.ZeroCopyUnavailableException extends IOException implements Serializable

    serialVersionUID:
      0L

- ## Package org.apache.hadoop.fs.ftp

  - ### Class org.apache.hadoop.fs.ftp.FTPException extends RuntimeException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.ha

  - ### Class org.apache.hadoop.ha.ActiveStandbyElector.ActiveNotFoundException extends Exception implements Serializable

    serialVersionUID:
      3505396722342846462L

  - ### Class org.apache.hadoop.ha.BadFencingConfigurationException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.ha.FailoverFailedException extends Exception implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.ha.HealthCheckFailedException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.ha.ServiceFailedException extends IOException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.ha.proto

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.GetServiceStatusRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.GetServiceStatusResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### state_

            HAServiceProtocolProtos.HAServiceStateProto state_

      - #### readyToBecomeActive_

            boolean readyToBecomeActive_

      - #### notReadyReason_

            Object notReadyReason_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.HAStateChangeRequestInfoProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### reqSource_

            HAServiceProtocolProtos.HARequestSource reqSource_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.MonitorHealthRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.MonitorHealthResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToActiveRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### reqInfo_

            HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToActiveResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToObserverRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### reqInfo_

            HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToObserverResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToStandbyRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### reqInfo_

            HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToStandbyResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.CedeActiveRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### millisToCede_

            int millisToCede_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.CedeActiveResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.GracefulFailoverRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.GracefulFailoverResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.io

  - ### Class org.apache.hadoop.io.MultipleIOException extends IOException implements Serializable

    serialVersionUID:
      1L

    - ### Serialized Fields

      - #### exceptions

            List<E> exceptions

  - ### Class org.apache.hadoop.io.SecureIOUtils.AlreadyExistsException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.io.VersionMismatchException extends IOException implements Serializable

    - ### Serialized Fields

      - #### expectedVersion

            byte expectedVersion

      - #### foundVersion

            byte foundVersion

- ## Package org.apache.hadoop.io.erasurecode

  - ### Class org.apache.hadoop.io.erasurecode.ECSchema extends Object implements Serializable

    serialVersionUID:
      278215328L

    - ### Serialized Fields

      - #### codecName

            String codecName

        The erasure codec name associated.

      - #### numDataUnits

            int numDataUnits

        Number of source data units coded

      - #### numParityUnits

            int numParityUnits

        Number of parity units generated in a coding

      - #### extraOptions

            Map<K,V> extraOptions

- ## Package org.apache.hadoop.io.file.tfile

  - ### Class org.apache.hadoop.io.file.tfile.MetaBlockAlreadyExists extends IOException implements Serializable

  - ### Class org.apache.hadoop.io.file.tfile.MetaBlockDoesNotExist extends IOException implements Serializable

- ## Package org.apache.hadoop.ipc.proto

  - ### Class org.apache.hadoop.ipc.proto.GenericRefreshProtocolProtos.GenericRefreshRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### identifier_

            Object identifier_

      - #### args_

            com.google.protobuf.LazyStringList args_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.proto.GenericRefreshProtocolProtos.GenericRefreshResponseCollectionProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### responses_

            List<E> responses_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.proto.GenericRefreshProtocolProtos.GenericRefreshResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### exitStatus_

            int exitStatus_

      - #### userMessage_

            Object userMessage_

      - #### senderName_

            Object senderName_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.ipc.protobuf

  - ### Class org.apache.hadoop.ipc.protobuf.IpcConnectionContextProtos.IpcConnectionContextProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### userInfo_

            IpcConnectionContextProtos.UserInformationProto userInfo_

      - #### protocol_

            Object protocol_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.IpcConnectionContextProtos.UserInformationProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### effectiveUser_

            Object effectiveUser_

      - #### realUser_

            Object realUser_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.ProtobufRpcEngineProtos.RequestHeaderProto extends com.google.protobuf.GeneratedMessage.ExtendableMessage<ProtobufRpcEngineProtos.RequestHeaderProto> implements Serializable

    serialVersionUID:
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    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

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            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolSignatureRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
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    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
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    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

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      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

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  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolSignatureResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

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            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolVersionsRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
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    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

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  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolVersionsResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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      - #### memoizedIsInitialized

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  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.ProtocolSignatureProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

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      - #### memoizedSerializedSize

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  - ### Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.ProtocolVersionProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### rpcKind_

            Object rpcKind_

      - #### versions_

            List<E> versions_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

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            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RPCCallerContextProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

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            com.google.protobuf.ByteString signature_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcRequestHeaderProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### rpcKind_

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            RpcHeaderProtos.RpcRequestHeaderProto.OperationProto rpcOp_

      - #### callId_

            int callId_

      - #### clientId_

            com.google.protobuf.ByteString clientId_

      - #### retryCount_

            int retryCount_

      - #### traceInfo_

            RpcHeaderProtos.RPCTraceInfoProto traceInfo_

      - #### callerContext_

            RpcHeaderProtos.RPCCallerContextProto callerContext_

      - #### stateId_

            long stateId_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcResponseHeaderProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

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            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### callId_

            int callId_

      - #### status_

            RpcHeaderProtos.RpcResponseHeaderProto.RpcStatusProto status_

      - #### serverIpcVersionNum_

            int serverIpcVersionNum_

      - #### exceptionClassName_

            Object exceptionClassName_

      - #### errorMsg_

            Object errorMsg_

      - #### errorDetail_

            RpcHeaderProtos.RpcResponseHeaderProto.RpcErrorCodeProto errorDetail_

      - #### clientId_

            com.google.protobuf.ByteString clientId_

      - #### retryCount_

            int retryCount_

      - #### stateId_

            long stateId_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcSaslProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### version_

            int version_

      - #### state_

            RpcHeaderProtos.RpcSaslProto.SaslState state_

      - #### token_

            com.google.protobuf.ByteString token_

      - #### auths_

            List<E> auths_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcSaslProto.SaslAuth extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### method_

            Object method_

      - #### mechanism_

            Object mechanism_

      - #### protocol_

            Object protocol_

      - #### serverId_

            Object serverId_

      - #### challenge_

            com.google.protobuf.ByteString challenge_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RPCTraceInfoProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### traceId_

            long traceId_

      - #### parentId_

            long parentId_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.metrics2

  - ### Class org.apache.hadoop.metrics2.MetricsException extends RuntimeException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.net

  - ### Class org.apache.hadoop.net.ConnectTimeoutException extends SocketTimeoutException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.net.NetworkTopology.InvalidTopologyException extends RuntimeException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.security

  - ### Class org.apache.hadoop.security.AccessControlException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.security.KDiag.KerberosDiagsFailure extends ExitUtil.ExitException implements Serializable

    - ### Serialized Fields

      - #### category

            String category

  - ### Class org.apache.hadoop.security.KerberosAuthException extends IOException implements Serializable

    serialVersionUID:
      31L

    - ### Serialized Fields

      - #### user

            String user

      - #### principal

            String principal

      - #### keytabFile

            String keytabFile

      - #### ticketCacheFile

            String ticketCacheFile

      - #### initialMessage

            String initialMessage

  - ### Class org.apache.hadoop.security.SaslPlainServer.SecurityProvider extends Provider implements Serializable

- ## Package org.apache.hadoop.security.authorize

  - ### Class org.apache.hadoop.security.authorize.AuthorizationException extends AccessControlException implements Serializable

    serialVersionUID:
      1L

- ## Package org.apache.hadoop.security.proto

  - ### Class org.apache.hadoop.security.proto.RefreshAuthorizationPolicyProtocolProtos.RefreshServiceAclRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.RefreshAuthorizationPolicyProtocolProtos.RefreshServiceAclResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshSuperUserGroupsConfigurationRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshSuperUserGroupsConfigurationResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshUserToGroupsMappingsRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshUserToGroupsMappingsResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### token_

            SecurityProtos.TokenProto token_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.CredentialsKVProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### alias_

            Object alias_

      - #### token_

            SecurityProtos.TokenProto token_

      - #### secret_

            com.google.protobuf.ByteString secret_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.CredentialsProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### tokens_

            List<E> tokens_

      - #### secrets_

            List<E> secrets_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### renewer_

            Object renewer_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### token_

            SecurityProtos.TokenProto token_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### token_

            SecurityProtos.TokenProto token_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### newExpiryTime_

            long newExpiryTime_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.security.proto.SecurityProtos.TokenProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### identifier_

            com.google.protobuf.ByteString identifier_

      - #### password_

            com.google.protobuf.ByteString password_

      - #### kind_

            Object kind_

      - #### service_

            Object service_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.security.token

  - ### Class org.apache.hadoop.security.token.SecretManager.InvalidToken extends IOException implements Serializable

- ## Package org.apache.hadoop.service

  - ### Class org.apache.hadoop.service.LifecycleEvent extends Object implements Serializable

    serialVersionUID:
      1648576996238247836L

    - ### Serialized Fields

      - #### time

            long time

        Local time in milliseconds when the event occurred

      - #### state

            Service.STATE state

        new state

  - ### Class org.apache.hadoop.service.ServiceStateException extends RuntimeException implements Serializable

    serialVersionUID:
      1110000352259232646L

    - ### Serialized Fields

      - #### exitCode

            int exitCode

        Exit code.

- ## Package org.apache.hadoop.service.launcher

  - ### Class org.apache.hadoop.service.launcher.ServiceLaunchException extends ExitUtil.ExitException implements Serializable

- ## Package org.apache.hadoop.tools.proto

  - ### Class org.apache.hadoop.tools.proto.GetUserMappingsProtocolProtos.GetGroupsForUserRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### user_

            Object user_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tools.proto.GetUserMappingsProtocolProtos.GetGroupsForUserResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### groups_

            com.google.protobuf.LazyStringList groups_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.tracing

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.AddSpanReceiverRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### className_

            Object className_

      - #### config_

            List<E> config_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.AddSpanReceiverResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### id_

            long id_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.ConfigPair extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### key_

            Object key_

      - #### value_

            Object value_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.ListSpanReceiversRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.ListSpanReceiversResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### descriptions_

            List<E> descriptions_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.RemoveSpanReceiverRequestProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### id_

            long id_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.RemoveSpanReceiverResponseProto extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

  - ### Class org.apache.hadoop.tracing.TraceAdminPB.SpanReceiverListInfo extends com.google.protobuf.GeneratedMessage implements Serializable

    serialVersionUID:
      0L

    - ### Serialization Methods

      - #### writeReplace

            protected Object writeReplace()
                                   throws ObjectStreamException

        Throws:
          `ObjectStreamException`

    - ### Serialized Fields

      - #### unknownFields

            com.google.protobuf.UnknownFieldSet unknownFields

      - #### bitField0_

            int bitField0_

      - #### id_

            long id_

      - #### className_

            Object className_

      - #### memoizedIsInitialized

            byte memoizedIsInitialized

      - #### memoizedSerializedSize

            int memoizedSerializedSize

      - #### memoizedHashCode

            int memoizedHashCode

- ## Package org.apache.hadoop.util

  - ### Class org.apache.hadoop.util.DiskChecker.DiskErrorException extends IOException implements Serializable

  - ### Class org.apache.hadoop.util.DiskChecker.DiskOutOfSpaceException extends IOException implements Serializable

  - ### Class org.apache.hadoop.util.ExitUtil.ExitException extends RuntimeException implements Serializable

    serialVersionUID:
      1L

    - ### Serialized Fields

      - #### status

            int status

        The status code.

  - ### Class org.apache.hadoop.util.ExitUtil.HaltException extends RuntimeException implements Serializable

    serialVersionUID:
      1L

    - ### Serialized Fields

      - #### status

            int status

  - ### Class org.apache.hadoop.util.InvalidChecksumSizeException extends IOException implements Serializable

    serialVersionUID:
      1L

  - ### Class org.apache.hadoop.util.Shell.ExitCodeException extends IOException implements Serializable

    - ### Serialized Fields

      - #### exitCode

            int exitCode

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