GitHub user yanghua opened a pull request: https://github.com/apache/flink/pull/5703
[FLINK-8915] CheckpointingStatisticsHandler fails to return PendingCheckpointStats ## What is the purpose of the change *This pull request fixed a issue : CheckpointingStatisticsHandler fails to return PendingCheckpointStats* ## Brief change log - *defined a new static inner class named `PendingCheckpointStatistics`* - *replaced the pre-process logic (throw a exception ) by return the instance of `PendingCheckpointStatistics`* ## Verifying this change This change is already covered by existing tests, such as *`CheckpointingStatisticsTest`*. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (yes / **no**) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (yes / **no**) - The serializers: (yes / **no** / don't know) - The runtime per-record code paths (performance sensitive): (yes / **no** / don't know) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (yes / **no** / don't know) - The S3 file system connector: (yes / **no** / don't know) ## Documentation - Does this pull request introduce a new feature? (yes / **no**) - If yes, how is the feature documented? (not applicable / docs / JavaDocs / **not documented**) You can merge this pull request into a Git repository by running: $ git pull https://github.com/yanghua/flink FLINK-8915 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/flink/pull/5703.patch To close this pull request, make a commit to your master/trunk branch with (at least) the following in the commit message: This closes #5703 ---- commit 1bec2777b5f2d689eed51cbe0fbc4275ebcacab1 Author: yanghua <yanghua1127@...> Date: 2018-03-15T08:24:35Z [FLINK-8915] CheckpointingStatisticsHandler fails to return PendingCheckpointStats ---- ---