azagrebin opened a new pull request #7669: [FLINK-11553] Create an empty fencing tokens queue instead of using null in DispatcherHATest.testFailingRecoveryIsAFatalError URL: https://github.com/apache/flink/pull/7669 ## What is the purpose of the change DispatcherHATest.testFailingRecoveryIsAFatalError fails because it tries to instantiate HATestingDispatcher with fencingTokens = null which is annotated as @Nonnull. The PR suggests to create an empty fencing tokens queue instead of using null. ## Brief change log - fix DispatcherHATest.createDispatcher - small style fixes in DispatcherHATest ## Verifying this change run DispatcherHATest locally, e.g. in IDE Idea ## 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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