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What is the purpose of the change

This commit removes the legacy JobManager component from Flink.

This PR is based on #7725 and #7694.

Brief change log

  • Remove TestingUtils#createJobManager
  • Remove TestingJobManagerMessages
  • Remove TestingJobManager
  • Remove JobManager

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)

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public String toString() {
return String.format("Trigger Checkpoint %d@%d for (%s/%s)",
getCheckpointId(), getTimestamp(), getJob(), getTaskExecutionId());
return String.format(
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nit: checkstyle hotfix not related to removing legacy JobManager.

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True, I'll make it a separate commit.

TestingUtils#createJobManager created a TestingJobManager for testing purposes which is no longer needed
since all legacy tests using the TestingJobManager are now ported.
Removes the TestingJobManager, TestingJobManagerLike and TestingJobManagerMessages.
This commit removes the legacy JobManager and references in comments from the code.

This closes apache#7731.
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4 participants