Uses of Class
org.apache.flink.runtime.checkpoint.filemerging.FileMergingSnapshotManager.SubtaskKey

Packages that use FileMergingSnapshotManager.SubtaskKey

Package	Description
org.apache.flink.runtime.checkpoint.filemerging
org.apache.flink.runtime.state.filesystem

Uses of FileMergingSnapshotManager.SubtaskKey in org.apache.flink.runtime.checkpoint.filemerging

Fields in org.apache.flink.runtime.checkpoint.filemerging with type parameters of type FileMergingSnapshotManager.SubtaskKey

Modifier and Type	Field	Description
protected final Map<FileMergingSnapshotManager.SubtaskKey,Queue<PhysicalFile>>	PhysicalFilePool.sharedPhysicalFilePoolBySubtask	Map maintaining queues of different subtasks for reusing shared physical files.

Methods in org.apache.flink.runtime.checkpoint.filemerging that return FileMergingSnapshotManager.SubtaskKey

Modifier and Type	Method	Description
FileMergingSnapshotManager.SubtaskKey	LogicalFile.getSubtaskKey()
static FileMergingSnapshotManager.SubtaskKey	FileMergingSnapshotManager.SubtaskKey.of(Environment environment)

Methods in org.apache.flink.runtime.checkpoint.filemerging with parameters of type FileMergingSnapshotManager.SubtaskKey

Modifier and Type	Method	Description
void	PhysicalFilePool.close(FileMergingSnapshotManager.SubtaskKey subtaskKey)	Close files in shared file pool by subtaskKey and close all files in exclusive file pool.
FileMergingCheckpointStateOutputStream	FileMergingSnapshotManager.createCheckpointStateOutputStream(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, CheckpointedStateScope scope)	Create a new FileMergingCheckpointStateOutputStream.
FileMergingCheckpointStateOutputStream	FileMergingSnapshotManagerBase.createCheckpointStateOutputStream(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, CheckpointedStateScope scope)
protected LogicalFile	FileMergingSnapshotManagerBase.createLogicalFile(PhysicalFile physicalFile, long startOffset, long length, FileMergingSnapshotManager.SubtaskKey subtaskKey)	Create a logical file on a physical file.
protected PhysicalFile	FileMergingSnapshotManagerBase.createPhysicalFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Create a physical file in right location (managed directory), which is specified by scope of this checkpoint and current subtask.
protected Queue<PhysicalFile>	PhysicalFilePool.getFileQueue(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Get or create a file queue for specific subtaskKey and checkpoint scope.
org.apache.flink.core.fs.Path	FileMergingSnapshotManager.getManagedDir(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Get the managed directory of the file-merging snapshot manager, created in FileMergingSnapshotManager.initFileSystem(org.apache.flink.core.fs.FileSystem, org.apache.flink.core.fs.Path, org.apache.flink.core.fs.Path, org.apache.flink.core.fs.Path, int) or FileMergingSnapshotManager.registerSubtaskForSharedStates(org.apache.flink.runtime.checkpoint.filemerging.FileMergingSnapshotManager.SubtaskKey).
org.apache.flink.core.fs.Path	FileMergingSnapshotManagerBase.getManagedDir(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)
DirectoryStreamStateHandle	FileMergingSnapshotManager.getManagedDirStateHandle(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Get the DirectoryStreamStateHandle of the managed directory, created in FileMergingSnapshotManager.initFileSystem(org.apache.flink.core.fs.FileSystem, org.apache.flink.core.fs.Path, org.apache.flink.core.fs.Path, org.apache.flink.core.fs.Path, int) or FileMergingSnapshotManager.registerSubtaskForSharedStates(org.apache.flink.runtime.checkpoint.filemerging.FileMergingSnapshotManager.SubtaskKey).
DirectoryStreamStateHandle	FileMergingSnapshotManagerBase.getManagedDirStateHandle(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)
protected PhysicalFile	AcrossCheckpointFileMergingSnapshotManager.getOrCreatePhysicalFileForCheckpoint(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointID, CheckpointedStateScope scope)
protected abstract PhysicalFile	FileMergingSnapshotManagerBase.getOrCreatePhysicalFileForCheckpoint(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, CheckpointedStateScope scope)	Get a reused physical file or create one.
protected PhysicalFile	WithinCheckpointFileMergingSnapshotManager.getOrCreatePhysicalFileForCheckpoint(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, CheckpointedStateScope scope)
void	FileMergingSnapshotManager.notifyCheckpointAborted(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)	This method is called as a notification once a distributed checkpoint has been aborted.
void	FileMergingSnapshotManagerBase.notifyCheckpointAborted(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)
void	WithinCheckpointFileMergingSnapshotManager.notifyCheckpointAborted(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)
void	FileMergingSnapshotManager.notifyCheckpointComplete(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)	Notifies the manager that the checkpoint with the given checkpointId completed and was committed.
void	FileMergingSnapshotManagerBase.notifyCheckpointComplete(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)
void	WithinCheckpointFileMergingSnapshotManager.notifyCheckpointComplete(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)
void	FileMergingSnapshotManager.notifyCheckpointStart(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)	Notifies the manager that the checkpoint with the given checkpointId has been started.
void	FileMergingSnapshotManagerBase.notifyCheckpointStart(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)	SubtaskCheckpointCoordinatorImpl use this method let the file merging manager know an ongoing checkpoint may reference the managed dirs.
void	FileMergingSnapshotManager.notifyCheckpointSubsumed(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)	This method is called as a notification once a distributed checkpoint has been subsumed.
void	FileMergingSnapshotManagerBase.notifyCheckpointSubsumed(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId)
PhysicalFile	PhysicalFile.PhysicalFileCreator.perform(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Create the file.
PhysicalFile	BlockingPhysicalFilePool.pollFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)
PhysicalFile	NonBlockingPhysicalFilePool.pollFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)
abstract PhysicalFile	PhysicalFilePool.pollFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, CheckpointedStateScope scope)	Poll a physical file from the pool.
void	FileMergingSnapshotManager.registerSubtaskForSharedStates(FileMergingSnapshotManager.SubtaskKey subtaskKey)	Register a subtask and create the managed directory for shared states.
void	FileMergingSnapshotManagerBase.registerSubtaskForSharedStates(FileMergingSnapshotManager.SubtaskKey subtaskKey)
void	FileMergingSnapshotManager.restoreStateHandles(long checkpointId, FileMergingSnapshotManager.SubtaskKey subtaskKey, Stream<SegmentFileStateHandle> stateHandles)	Restore and re-register the SegmentFileStateHandles into FileMergingSnapshotManager.
void	FileMergingSnapshotManagerBase.restoreStateHandles(long checkpointId, FileMergingSnapshotManager.SubtaskKey subtaskKey, Stream<SegmentFileStateHandle> stateHandles)
protected void	AcrossCheckpointFileMergingSnapshotManager.returnPhysicalFileForNextReuse(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, PhysicalFile physicalFile)
protected abstract void	FileMergingSnapshotManagerBase.returnPhysicalFileForNextReuse(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, PhysicalFile physicalFile)	Try to return an existing physical file to the manager for next reuse.
protected void	WithinCheckpointFileMergingSnapshotManager.returnPhysicalFileForNextReuse(FileMergingSnapshotManager.SubtaskKey subtaskKey, long checkpointId, PhysicalFile physicalFile)
boolean	BlockingPhysicalFilePool.tryPutFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, PhysicalFile physicalFile)
boolean	NonBlockingPhysicalFilePool.tryPutFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, PhysicalFile physicalFile)
abstract boolean	PhysicalFilePool.tryPutFile(FileMergingSnapshotManager.SubtaskKey subtaskKey, PhysicalFile physicalFile)	Try to put a physical file into file pool.
void	FileMergingSnapshotManager.unregisterSubtask(FileMergingSnapshotManager.SubtaskKey subtaskKey)	Unregister a subtask.
void	FileMergingSnapshotManagerBase.unregisterSubtask(FileMergingSnapshotManager.SubtaskKey subtaskKey)

Constructors in org.apache.flink.runtime.checkpoint.filemerging with parameters of type FileMergingSnapshotManager.SubtaskKey

Modifier	Constructor	Description
	LogicalFile(LogicalFile.LogicalFileId fileId, PhysicalFile physicalFile, long startOffset, long length, FileMergingSnapshotManager.SubtaskKey subtaskKey)

Uses of FileMergingSnapshotManager.SubtaskKey in org.apache.flink.runtime.state.filesystem

Constructors in org.apache.flink.runtime.state.filesystem with parameters of type FileMergingSnapshotManager.SubtaskKey

Modifier	Constructor	Description
	FsMergingCheckpointStorageLocation(FileMergingSnapshotManager.SubtaskKey subtaskKey, org.apache.flink.core.fs.FileSystem fileSystem, org.apache.flink.core.fs.Path checkpointDir, org.apache.flink.core.fs.Path sharedStateDir, org.apache.flink.core.fs.Path taskOwnedStateDir, CheckpointStorageLocationReference reference, int fileStateSizeThreshold, int writeBufferSize, FileMergingSnapshotManager fileMergingSnapshotManager, long checkpointId)