接口的使用
org.apache.flink.runtime.state.StreamStateHandle

使用StreamStateHandle的程序包

程序包	说明
org.apache.flink.runtime.checkpoint
org.apache.flink.runtime.checkpoint.metadata
org.apache.flink.runtime.state
org.apache.flink.runtime.state.changelog
org.apache.flink.runtime.state.filesystem
org.apache.flink.runtime.state.memory

org.apache.flink.runtime.checkpoint中StreamStateHandle的使用

返回StreamStateHandle的org.apache.flink.runtime.checkpoint中的方法

限定符和类型	方法和说明
StreamStateHandle	CompletedCheckpoint.getMetadataHandle()

org.apache.flink.runtime.checkpoint.metadata中StreamStateHandle的使用

返回StreamStateHandle的org.apache.flink.runtime.checkpoint.metadata中的方法

限定符和类型	方法和说明
static StreamStateHandle	MetadataV3Serializer.deserializeStreamStateHandle(DataInputStream dis)

参数类型为StreamStateHandle的org.apache.flink.runtime.checkpoint.metadata中的方法

限定符和类型	方法和说明
static void	MetadataV3Serializer.serializeStreamStateHandle(StreamStateHandle stateHandle, DataOutputStream dos)

org.apache.flink.runtime.state中StreamStateHandle的使用

类型参数类型为StreamStateHandle的org.apache.flink.runtime.state中的类

限定符和类型	类和说明
class	NonClosingCheckpointOutputStream<T extends StreamStateHandle> Abstract class to implement custom checkpoint output streams which should not be closable for user code.

org.apache.flink.runtime.state中StreamStateHandle的子接口

限定符和类型	接口和说明
interface	OperatorStateHandle Interface of a state handle for operator state.

实现StreamStateHandle的org.apache.flink.runtime.state中的类

限定符和类型	类和说明
class	KeyGroupsSavepointStateHandle A KeyGroupsStateHandle that describes a savepoint in the unified format.
class	KeyGroupsStateHandle A handle to the partitioned stream operator state after it has been checkpointed.
class	OperatorStreamStateHandle State handle for partitionable operator state.
class	PlaceholderStreamStateHandle A placeholder state handle for shared state that will replaced by an original that was created in a previous checkpoint.
class	RetrievableStreamStateHandle<T extends Serializable> Wrapper around a StreamStateHandle to make the referenced state object retrievable trough a simple get call.

返回StreamStateHandle的org.apache.flink.runtime.state中的方法

限定符和类型	方法和说明
abstract StreamStateHandle	CheckpointStateOutputStream.closeAndGetHandle() Closes the stream and gets a state handle that can create an input stream producing the data written to this stream.
StreamStateHandle	DuplicatingCheckpointOutputStream.closeAndGetHandle()
StreamStateHandle	DuplicatingCheckpointOutputStream.closeAndGetPrimaryHandle() Returns the state handle from the DuplicatingCheckpointOutputStream.primaryOutputStream.
StreamStateHandle	DuplicatingCheckpointOutputStream.closeAndGetSecondaryHandle() Returns the state handle from the DuplicatingCheckpointOutputStream.secondaryOutputStream.
StreamStateHandle	AbstractChannelStateHandle.getDelegate()
StreamStateHandle	OperatorStateHandle.getDelegateStateHandle() Returns the underlying stream state handle that points to the state data.
StreamStateHandle	KeyGroupsStateHandle.getDelegateStateHandle()
StreamStateHandle	OperatorStreamStateHandle.getDelegateStateHandle()
StreamStateHandle	CompletedCheckpointStorageLocation.getMetadataHandle() Gets the state handle to the checkpoint's metadata.
StreamStateHandle	IncrementalLocalKeyedStateHandle.getMetaDataState()
StreamStateHandle	IncrementalRemoteKeyedStateHandle.getMetaStateHandle()
StreamStateHandle	SharedStateRegistryImpl.registerReference(SharedStateRegistryKey registrationKey, StreamStateHandle state, long checkpointID)
StreamStateHandle	SharedStateRegistry.registerReference(SharedStateRegistryKey registrationKey, StreamStateHandle state, long checkpointID) Register a reference to the given shared state in the registry.

返回变量类型为StreamStateHandle的类型的org.apache.flink.runtime.state中的方法

限定符和类型	方法和说明
SnapshotResult<StreamStateHandle>	CheckpointStreamWithResultProvider.closeAndFinalizeCheckpointStreamResult() Closes the stream ans returns a snapshot result with the stream handle(s).
SnapshotResult<StreamStateHandle>	CheckpointStreamWithResultProvider.PrimaryStreamOnly.closeAndFinalizeCheckpointStreamResult()
SnapshotResult<StreamStateHandle>	CheckpointStreamWithResultProvider.PrimaryAndSecondaryStream.closeAndFinalizeCheckpointStreamResult()
static Set<StreamStateHandle>	AbstractChannelStateHandle.collectUniqueDelegates(Collection<? extends AbstractChannelStateHandle<?>>... collections)
List<StreamStateHandle>	NotDuplicatingCheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandle)
List<StreamStateHandle>	CheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandle) Duplicates StreamStateHandles into the path embedded inside of the class.
List<StreamStateHandle>	CheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope) Duplicates StreamStateHandle into the path corresponding to * the given CheckpointedStateScope.
Map<StateHandleID,StreamStateHandle>	IncrementalRemoteKeyedStateHandle.getPrivateState()
Map<StateHandleID,StreamStateHandle>	IncrementalRemoteKeyedStateHandle.getSharedState()
Map<StateHandleID,StreamStateHandle>	IncrementalKeyedStateHandle.getSharedStateHandles() Returns a set of ids of all registered shared states in the backend at the time this was created.
Map<StateHandleID,StreamStateHandle>	IncrementalRemoteKeyedStateHandle.getSharedStateHandles()
Map<StateHandleID,StreamStateHandle>	IncrementalLocalKeyedStateHandle.getSharedStateHandles()

参数类型为StreamStateHandle的org.apache.flink.runtime.state中的方法

限定符和类型	方法和说明
boolean	NotDuplicatingCheckpointStateToolset.canFastDuplicate(StreamStateHandle stateHandle)
boolean	CheckpointStateToolset.canFastDuplicate(StreamStateHandle stateHandle) Tells if we can duplicate the given StreamStateHandle.
boolean	CheckpointStreamFactory.canFastDuplicate(StreamStateHandle stateHandle, CheckpointedStateScope scope) Tells if we can duplicate the given StreamStateHandle into the path corresponding to the given CheckpointedStateScope.
KeyedStateHandle	CheckpointStreamWithResultProvider.KeyedStateHandleFactory.create(KeyGroupRangeOffsets keyGroupRangeOffsets, StreamStateHandle streamStateHandle)
StreamStateHandle	SharedStateRegistryImpl.registerReference(SharedStateRegistryKey registrationKey, StreamStateHandle state, long checkpointID)
StreamStateHandle	SharedStateRegistry.registerReference(SharedStateRegistryKey registrationKey, StreamStateHandle state, long checkpointID) Register a reference to the given shared state in the registry.
static KeyGroupsStateHandle	KeyGroupsStateHandle.restore(KeyGroupRangeOffsets groupRangeOffsets, StreamStateHandle streamStateHandle, StateHandleID stateHandleId)
static IncrementalRemoteKeyedStateHandle	IncrementalRemoteKeyedStateHandle.restore(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state中的方法参数

限定符和类型	方法和说明
List<StreamStateHandle>	NotDuplicatingCheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandle)
List<StreamStateHandle>	CheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandle) Duplicates StreamStateHandles into the path embedded inside of the class.
List<StreamStateHandle>	CheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope) Duplicates StreamStateHandle into the path corresponding to * the given CheckpointedStateScope.
static IncrementalRemoteKeyedStateHandle	IncrementalRemoteKeyedStateHandle.restore(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)
static IncrementalRemoteKeyedStateHandle	IncrementalRemoteKeyedStateHandle.restore(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)
static SnapshotResult<KeyedStateHandle>	CheckpointStreamWithResultProvider.toKeyedStateHandleSnapshotResult(SnapshotResult<StreamStateHandle> snapshotResult, KeyGroupRangeOffsets keyGroupRangeOffsets, CheckpointStreamWithResultProvider.KeyedStateHandleFactory stateHandleFactory) Helper method that takes a SnapshotResult and a KeyGroupRangeOffsets and creates a SnapshotResult by combining the key groups offsets with all the present stream state handles.

参数类型为StreamStateHandle的org.apache.flink.runtime.state中的构造器

构造器和说明
IncrementalLocalKeyedStateHandle(UUID backendIdentifier, long checkpointId, DirectoryStateHandle directoryStateHandle, KeyGroupRange keyGroupRange, StreamStateHandle metaDataState, Map<StateHandleID,StreamStateHandle> sharedStateHandleIDs)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)
InputChannelStateHandle(InputChannelInfo info, StreamStateHandle delegate, List<Long> offset)
InputChannelStateHandle(int subtaskIndex, InputChannelInfo info, StreamStateHandle delegate, AbstractChannelStateHandle.StateContentMetaInfo contentMetaInfo)
InputChannelStateHandle(int subtaskIndex, InputChannelInfo info, StreamStateHandle delegate, List<Long> offset, long size)
KeyGroupsSavepointStateHandle(KeyGroupRangeOffsets groupRangeOffsets, StreamStateHandle streamStateHandle)
KeyGroupsStateHandle(KeyGroupRangeOffsets groupRangeOffsets, StreamStateHandle streamStateHandle)
OperatorStreamStateHandle(Map<String,OperatorStateHandle.StateMetaInfo> stateNameToPartitionOffsets, StreamStateHandle delegateStateHandle)
ResultSubpartitionStateHandle(int subtaskIndex, ResultSubpartitionInfo info, StreamStateHandle delegate, AbstractChannelStateHandle.StateContentMetaInfo contentMetaInfo)
ResultSubpartitionStateHandle(int subtaskIndex, ResultSubpartitionInfo info, StreamStateHandle delegate, List<Long> offset, long size)
ResultSubpartitionStateHandle(ResultSubpartitionInfo info, StreamStateHandle delegate, List<Long> offset)
RetrievableStreamStateHandle(StreamStateHandle streamStateHandle)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state中的构造器参数

构造器和说明
IncrementalLocalKeyedStateHandle(UUID backendIdentifier, long checkpointId, DirectoryStateHandle directoryStateHandle, KeyGroupRange keyGroupRange, StreamStateHandle metaDataState, Map<StateHandleID,StreamStateHandle> sharedStateHandleIDs)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)
IncrementalRemoteKeyedStateHandle(UUID backendIdentifier, KeyGroupRange keyGroupRange, long checkpointId, Map<StateHandleID,StreamStateHandle> sharedState, Map<StateHandleID,StreamStateHandle> privateState, StreamStateHandle metaStateHandle, long persistedSizeOfThisCheckpoint, StateHandleID stateHandleId)

org.apache.flink.runtime.state.changelog中StreamStateHandle的使用

返回变量类型为StreamStateHandle的类型的org.apache.flink.runtime.state.changelog中的方法

限定符和类型	方法和说明
List<org.apache.flink.api.java.tuple.Tuple2<StreamStateHandle,Long>>	ChangelogStateHandleStreamImpl.getHandlesAndOffsets()

参数类型为StreamStateHandle的org.apache.flink.runtime.state.changelog中的方法

限定符和类型	方法和说明
org.apache.flink.util.CloseableIterator<StateChange>	StateChangelogHandleStreamHandleReader.StateChangeIterator.read(StreamStateHandle handle, long offset)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state.changelog中的方法参数

限定符和类型	方法和说明
static ChangelogStateHandleStreamImpl	ChangelogStateHandleStreamImpl.restore(List<org.apache.flink.api.java.tuple.Tuple2<StreamStateHandle,Long>> handlesAndOffsets, KeyGroupRange keyGroupRange, long size, long incrementalSize, StateHandleID stateHandleID)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state.changelog中的构造器参数

构造器和说明
ChangelogStateHandleStreamImpl(List<org.apache.flink.api.java.tuple.Tuple2<StreamStateHandle,Long>> handlesAndOffsets, KeyGroupRange keyGroupRange, long size, long incrementalSize)

org.apache.flink.runtime.state.filesystem中StreamStateHandle的使用

实现StreamStateHandle的org.apache.flink.runtime.state.filesystem中的类

限定符和类型	类和说明
class	FileStateHandle StreamStateHandle for state that was written to a file stream.
class	RelativeFileStateHandle A StreamStateHandle for state that was written to a file stream.

返回StreamStateHandle的org.apache.flink.runtime.state.filesystem中的方法

限定符和类型	方法和说明
StreamStateHandle	FsCheckpointStreamFactory.FsCheckpointStateOutputStream.closeAndGetHandle()

返回变量类型为StreamStateHandle的类型的org.apache.flink.runtime.state.filesystem中的方法

限定符和类型	方法和说明
List<StreamStateHandle>	FsCheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandles)
List<StreamStateHandle>	FsCheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope)

参数类型为StreamStateHandle的org.apache.flink.runtime.state.filesystem中的方法

限定符和类型	方法和说明
boolean	FsCheckpointStateToolset.canFastDuplicate(StreamStateHandle stateHandle)
boolean	FsCheckpointStreamFactory.canFastDuplicate(StreamStateHandle stateHandle, CheckpointedStateScope scope)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state.filesystem中的方法参数

限定符和类型	方法和说明
List<StreamStateHandle>	FsCheckpointStateToolset.duplicate(List<StreamStateHandle> stateHandles)
List<StreamStateHandle>	FsCheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope)

org.apache.flink.runtime.state.memory中StreamStateHandle的使用

实现StreamStateHandle的org.apache.flink.runtime.state.memory中的类

限定符和类型	类和说明
class	ByteStreamStateHandle A state handle that contains stream state in a byte array.

返回StreamStateHandle的org.apache.flink.runtime.state.memory中的方法

限定符和类型	方法和说明
StreamStateHandle	MemCheckpointStreamFactory.MemoryCheckpointOutputStream.closeAndGetHandle()

返回变量类型为StreamStateHandle的类型的org.apache.flink.runtime.state.memory中的方法

限定符和类型	方法和说明
List<StreamStateHandle>	MemCheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope)

参数类型为StreamStateHandle的org.apache.flink.runtime.state.memory中的方法

限定符和类型	方法和说明
boolean	MemCheckpointStreamFactory.canFastDuplicate(StreamStateHandle stateHandle, CheckpointedStateScope scope)

类型变量类型为StreamStateHandle的org.apache.flink.runtime.state.memory中的方法参数

限定符和类型	方法和说明
List<StreamStateHandle>	MemCheckpointStreamFactory.duplicate(List<StreamStateHandle> stateHandles, CheckpointedStateScope scope)