Serialized Form (Apache Hadoop Common 3.3.0 API)

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 org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - fileType_
```
int 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_
```
org.apache.hadoop.thirdparty.protobuf.ByteString encryptionData_
```
    - ecData_
```
org.apache.hadoop.thirdparty.protobuf.ByteString ecData_
```
    - flags_
```
int flags_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.fs.FSProtos.FsPermissionProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - perm_
```
int perm_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.fs.FSProtos.LocalFileSystemPathHandleProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - mtime_
```
long mtime_
```
    - path_
```
Object path_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- 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.fs.viewfs
- Class org.apache.hadoop.fs.viewfs.NotInMountpointException extends UnsupportedOperationException implements Serializable
  - Serialized Fields
    - msg
```
String msg
```
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 org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.GetServiceStatusResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - state_
```
int state_
```
    - readyToBecomeActive_
```
boolean readyToBecomeActive_
```
    - notReadyReason_
```
Object notReadyReason_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.HAStateChangeRequestInfoProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - reqSource_
```
int reqSource_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.MonitorHealthRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.MonitorHealthResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToActiveRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - reqInfo_
```
HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToActiveResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToObserverRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - reqInfo_
```
HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToObserverResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToStandbyRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - reqInfo_
```
HAServiceProtocolProtos.HAStateChangeRequestInfoProto reqInfo_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.HAServiceProtocolProtos.TransitionToStandbyResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.CedeActiveRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - millisToCede_
```
int millisToCede_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.CedeActiveResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.GracefulFailoverRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ha.proto.ZKFCProtocolProtos.GracefulFailoverResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
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 org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - identifier_
```
Object identifier_
```
    - args_
```
org.apache.hadoop.thirdparty.protobuf.LazyStringList args_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.proto.GenericRefreshProtocolProtos.GenericRefreshResponseCollectionProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - responses_
```
List<E> responses_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.proto.GenericRefreshProtocolProtos.GenericRefreshResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - exitStatus_
```
int exitStatus_
```
    - userMessage_
```
Object userMessage_
```
    - senderName_
```
Object senderName_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
Package org.apache.hadoop.ipc.protobuf
- Class org.apache.hadoop.ipc.protobuf.IpcConnectionContextProtos.IpcConnectionContextProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - userInfo_
```
IpcConnectionContextProtos.UserInformationProto userInfo_
```
    - protocol_
```
Object protocol_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.IpcConnectionContextProtos.UserInformationProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - effectiveUser_
```
Object effectiveUser_
```
    - realUser_
```
Object realUser_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtobufRpcEngine2Protos.RequestHeaderProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - methodName_
```
Object methodName_
```
    - declaringClassProtocolName_
```
Object declaringClassProtocolName_
```
    - clientProtocolVersion_
```
long clientProtocolVersion_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtobufRpcEngineProtos.RequestHeaderProto 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_
```
    - methodName_
```
Object methodName_
```
    - declaringClassProtocolName_
```
Object declaringClassProtocolName_
```
    - clientProtocolVersion_
```
long clientProtocolVersion_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
    - memoizedSerializedSize
```
int memoizedSerializedSize
```
    - memoizedHashCode
```
int memoizedHashCode
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolSignatureRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - protocol_
```
Object protocol_
```
    - rpcKind_
```
Object rpcKind_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolSignatureResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - protocolSignature_
```
List<E> protocolSignature_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolVersionsRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - protocol_
```
Object protocol_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.GetProtocolVersionsResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - protocolVersions_
```
List<E> protocolVersions_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.ProtocolSignatureProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - version_
```
long version_
```
    - methods_
```
org.apache.hadoop.thirdparty.protobuf.Internal.IntList methods_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.ProtocolInfoProtos.ProtocolVersionProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - rpcKind_
```
Object rpcKind_
```
    - versions_
```
org.apache.hadoop.thirdparty.protobuf.Internal.LongList versions_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RPCCallerContextProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - context_
```
Object context_
```
    - signature_
```
org.apache.hadoop.thirdparty.protobuf.ByteString signature_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcRequestHeaderProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - rpcKind_
```
int rpcKind_
```
    - rpcOp_
```
int rpcOp_
```
    - callId_
```
int callId_
```
    - clientId_
```
org.apache.hadoop.thirdparty.protobuf.ByteString clientId_
```
    - retryCount_
```
int retryCount_
```
    - traceInfo_
```
RpcHeaderProtos.RPCTraceInfoProto traceInfo_
```
    - callerContext_
```
RpcHeaderProtos.RPCCallerContextProto callerContext_
```
    - stateId_
```
long stateId_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcResponseHeaderProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - callId_
```
int callId_
```
    - status_
```
int status_
```
    - serverIpcVersionNum_
```
int serverIpcVersionNum_
```
    - exceptionClassName_
```
Object exceptionClassName_
```
    - errorMsg_
```
Object errorMsg_
```
    - errorDetail_
```
int errorDetail_
```
    - clientId_
```
org.apache.hadoop.thirdparty.protobuf.ByteString clientId_
```
    - retryCount_
```
int retryCount_
```
    - stateId_
```
long stateId_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcSaslProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - version_
```
int version_
```
    - state_
```
int state_
```
    - token_
```
org.apache.hadoop.thirdparty.protobuf.ByteString token_
```
    - auths_
```
List<E> auths_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RpcSaslProto.SaslAuth extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - method_
```
Object method_
```
    - mechanism_
```
Object mechanism_
```
    - protocol_
```
Object protocol_
```
    - serverId_
```
Object serverId_
```
    - challenge_
```
org.apache.hadoop.thirdparty.protobuf.ByteString challenge_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.ipc.protobuf.RpcHeaderProtos.RPCTraceInfoProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - traceId_
```
long traceId_
```
    - parentId_
```
long parentId_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
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 org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.RefreshAuthorizationPolicyProtocolProtos.RefreshServiceAclResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshSuperUserGroupsConfigurationRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshSuperUserGroupsConfigurationResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshUserToGroupsMappingsRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.RefreshUserMappingsProtocolProtos.RefreshUserToGroupsMappingsResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - token_
```
SecurityProtos.TokenProto token_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.CredentialsKVProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - alias_
```
Object alias_
```
    - token_
```
SecurityProtos.TokenProto token_
```
    - secret_
```
org.apache.hadoop.thirdparty.protobuf.ByteString secret_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.CredentialsProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - tokens_
```
List<E> tokens_
```
    - secrets_
```
List<E> secrets_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - renewer_
```
Object renewer_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - token_
```
SecurityProtos.TokenProto token_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - token_
```
SecurityProtos.TokenProto token_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - newExpiryTime_
```
long newExpiryTime_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.security.proto.SecurityProtos.TokenProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - identifier_
```
org.apache.hadoop.thirdparty.protobuf.ByteString identifier_
```
    - password_
```
org.apache.hadoop.thirdparty.protobuf.ByteString password_
```
    - kind_
```
Object kind_
```
    - service_
```
Object service_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
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 org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - user_
```
Object user_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tools.proto.GetUserMappingsProtocolProtos.GetGroupsForUserResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - groups_
```
org.apache.hadoop.thirdparty.protobuf.LazyStringList groups_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
Package org.apache.hadoop.tracing
- Class org.apache.hadoop.tracing.TraceAdminPB.AddSpanReceiverRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - className_
```
Object className_
```
    - config_
```
List<E> config_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.AddSpanReceiverResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - id_
```
long id_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.ConfigPair extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - key_
```
Object key_
```
    - value_
```
Object value_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.ListSpanReceiversRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.ListSpanReceiversResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - descriptions_
```
List<E> descriptions_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.RemoveSpanReceiverRequestProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - id_
```
long id_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.RemoveSpanReceiverResponseProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
- Class org.apache.hadoop.tracing.TraceAdminPB.SpanReceiverListInfo extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable
  
  serialVersionUID:
  
  0L
  - Serialized Fields
    - bitField0_
```
int bitField0_
```
    - id_
```
long id_
```
    - className_
```
Object className_
```
    - memoizedIsInitialized
```
byte memoizedIsInitialized
```
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
```

Serialized Form

Package org.apache.hadoop

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

Package org.apache.hadoop.conf

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

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

Serialized Fields

property

newVal

oldVal

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

Package org.apache.hadoop.crypto

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

Package org.apache.hadoop.crypto.key

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

Serialization Methods

readObject

writeObject

Serialized Fields

metadata

Package org.apache.hadoop.fs

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

Serialized Fields

hosts

cachedHosts

names

topologyPaths

storageIds

storageTypes

offset

length

corrupt

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

Serialized Fields

pos

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

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

Serialized Fields

path

length

isdir

block_replication

blocksize

modification_time

access_time

permission

owner

group

symlink

attr

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

Class org.apache.hadoop.fs.FSProtos.FileStatusProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable

Serialized Fields

bitField0_

fileType_

path_

length_

permission_

owner_

group_

modificationTime_

accessTime_

symlink_

blockReplication_

blockSize_

encryptionData_

ecData_

flags_

memoizedIsInitialized

Class org.apache.hadoop.fs.FSProtos.FsPermissionProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable

Serialized Fields

bitField0_

perm_

memoizedIsInitialized

Class org.apache.hadoop.fs.FSProtos.LocalFileSystemPathHandleProto extends org.apache.hadoop.thirdparty.protobuf.GeneratedMessageV3 implements Serializable

Serialized Fields

bitField0_

mtime_

path_

memoizedIsInitialized