程序包的使用
org.apache.flink.iteration.operator.event

使用org.apache.flink.iteration.operator.event的程序包

程序包	说明
org.apache.flink.iteration.operator.coordinator
org.apache.flink.iteration.operator.event
org.apache.flink.iteration.operator.headprocessor

org.apache.flink.iteration.operator.coordinator使用的org.apache.flink.iteration.operator.event中的类

类	说明
CoordinatorCheckpointEvent	Coordinator received the request of checkpoints.
GloballyAlignedEvent	The event sent from HeadOperatorCoordinator to HeadOperator to notify a round is globally aligned and whether the iteration should terminate.
SubtaskAlignedEvent	The event sent from HeadOperator to HeadOperatorCoordinator to notify the subtask has received the EpochWatermark for the specified round.

org.apache.flink.iteration.operator.event使用的org.apache.flink.iteration.operator.event中的类

类	说明
TerminatingOnInitializeEvent	Notifies the HeadOperatorCoordinator that the status has been terminating on startup so that the coordinator would not emit CoordinatorCheckpointEvent.

org.apache.flink.iteration.operator.headprocessor使用的org.apache.flink.iteration.operator.event中的类

类	说明
GloballyAlignedEvent	The event sent from HeadOperatorCoordinator to HeadOperator to notify a round is globally aligned and whether the iteration should terminate.