GitHub user NicoK opened a pull request: https://github.com/apache/flink/pull/5127
[FLINK-7749][network] refactor the ResultPartitionWriter into an interface ## What is the purpose of the change After moving task event notification into the `TaskEventDispatcher` (#4761), this PR finally makes the `ResultPartitionWriter` wrapper an interface. ## Brief change log - change `ResultPartitionWriter` from a wrapper to an interface - adapt usages & clean up duplication of `ResultPartitionWriter` and `ResultPartition` ## Verifying this change This change is a trivial rework / code cleanup without any test coverage. ## Does this pull request potentially affect one of the following parts: - Dependencies (does it add or upgrade a dependency): (no) - The public API, i.e., is any changed class annotated with `@Public(Evolving)`: (no) - The serializers: (no) - The runtime per-record code paths (performance sensitive): (no) - Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Yarn/Mesos, ZooKeeper: (no) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (no) - If yes, how is the feature documented? (not applicable) You can merge this pull request into a Git repository by running: $ git pull https://github.com/NicoK/flink flink-7749-2 Alternatively you can review and apply these changes as the patch at: https://github.com/apache/flink/pull/5127.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 #5127 ---- ---- ---