接口的使用
org.apache.flink.runtime.checkpoint.Checkpoint

使用Checkpoint的程序包

程序包	说明
org.apache.flink.runtime.checkpoint

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

实现Checkpoint的org.apache.flink.runtime.checkpoint中的类

限定符和类型	类和说明
class	CompletedCheckpoint A CompletedCheckpoint describes a checkpoint after all required tasks acknowledged it (with their state) and that is considered successful.
class	PendingCheckpoint A pending checkpoint is a checkpoint that has been started, but has not been acknowledged by all tasks that need to acknowledge it.

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

限定符和类型	方法和说明
void	CheckpointsCleaner.cleanCheckpoint(Checkpoint checkpoint, boolean shouldDiscard, Runnable postCleanAction, Executor executor)