Package org.apache.flink.runtime.checkpoint

Interface Summary

Interface	Description
CheckpointIDCounter	A checkpoint ID counter.
CheckpointRecoveryFactory	A factory for per Job checkpoint recovery components.
CompletedCheckpointStore	A bounded LIFO-queue of CompletedCheckpoint instances.

Class Summary

Class	Description
CheckpointCoordinator	The checkpoint coordinator coordinates the distributed snapshots of operators and state.
CheckpointCoordinatorDeActivator	This actor listens to changes in the JobStatus and activates or deactivates the periodic checkpoint scheduler.
CompletedCheckpoint	A successful checkpoint describes a checkpoint after all required tasks acknowledged it (with their state) and that is considered completed.
KeyGroupState	Simple container class which contains the serialized state handle for a key group.
PendingCheckpoint	A pending checkpoint is a checkpoint that has been started, but has not been acknowledged by all tasks that need to acknowledge it.
StandaloneCheckpointIDCounter	CheckpointIDCounter instances for JobManagers running in RecoveryMode.STANDALONE.
StandaloneCheckpointRecoveryFactory	CheckpointCoordinator components in RecoveryMode.STANDALONE.
SubtaskState	Simple bean to describe the state belonging to a parallel operator.
TaskState	Simple container class which contains the task state and key-value state handles for the sub tasks of a JobVertex.
ZooKeeperCheckpointIDCounter	CheckpointIDCounter instances for JobManagers running in RecoveryMode.ZOOKEEPER.
ZooKeeperCheckpointRecoveryFactory	CheckpointCoordinator components in RecoveryMode.ZOOKEEPER.
ZooKeeperCompletedCheckpointStore	CompletedCheckpointStore for JobManagers running in RecoveryMode.ZOOKEEPER.