Package org.apache.flink.runtime.checkpoint.filemerging

Interface Summary

Interface	Description
FileMergingSnapshotManager	FileMergingSnapshotManager provides an interface to manage files and meta information for checkpoint files with merging checkpoint files enabled.
PhysicalFile.PhysicalFileCreator	Functional interface to create the physical file.
PhysicalFile.PhysicalFileDeleter	Functional interface to delete the physical file.

Class Summary

Class	Description
AcrossCheckpointFileMergingSnapshotManager	A FileMergingSnapshotManager that merging files across checkpoints.
BlockingPhysicalFilePool	A Blocking PhysicalFilePool which may block when polling physical files.
FileMergingMetricGroup	Metrics related to the file merging snapshot manager.
FileMergingSnapshotManager.SpaceStat	Space usage statistics of a managed directory.
FileMergingSnapshotManager.SubtaskKey	A key identifies a subtask.
FileMergingSnapshotManagerBase	Base implementation of FileMergingSnapshotManager.
FileMergingSnapshotManagerBase.DirectoryHandleWithReferenceTrack	This class wrap DirectoryStreamStateHandle with reference count by ongoing checkpoint.
FileMergingSnapshotManagerBuilder	A builder that builds the FileMergingSnapshotManager.
LogicalFile	An abstraction of logical files in file-merging checkpoints.
LogicalFile.LogicalFileId	ID for LogicalFile.
NonBlockingPhysicalFilePool	A Non-Blocking PhysicalFilePool which will always provide usable physical file without blocking.
PhysicalFile	An abstraction of physical files in file-merging checkpoints.
PhysicalFilePool	A pool for reusing PhysicalFile.
SubtaskFileMergingManagerRestoreOperation	Restore operation that restores file-merging information belonging to one subtask for FileMergingSnapshotManager.
WithinCheckpointFileMergingSnapshotManager	A FileMergingSnapshotManager that merging files within a checkpoint.

Enum Summary

Enum	Description
FileMergingType	How the checkpoint files can be segmented.
PhysicalFilePool.Type	Types of supported physical file pool.