zhuzhurk opened a new pull request #8498: [FLINK-12413] [runtime] Implement ExecutionFailureHandler URL: https://github.com/apache/flink/pull/8498 ## What is the purpose of the change *ExecutionFailureHandler is a component of new generation scheduling. See [FLINK-10429](https://issues.apache.org/jira/browse/FLINK-10429). It servers for task failover handling by returning tasks to restart upon task failures. This PR is to implement ExecutionFailureHandler and related classes.* ## Brief change log Detailed design doc can be found at [design](https://docs.google.com/document/d/1D4EP9i5rx9CTQ4-iRu6DVqVEG8KzIMu07Lk4zjxLy08/edit#) - *Implement ExecutionFailureHandler* - *Implement FailureHandlingResult* - *Add interface RestartBackoffTimeStrategy and RestartBackoffTimeStrategy.Factory* - *Add interface FailoverStrategy.Factory* ## Verifying this change This change added tests and can be verified as follows: *(example:)* - *UT for ExecutionFailureHandler* - *UT for FailureHandlingResult* ## 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: (yes) - The S3 file system connector: (no) ## Documentation - Does this pull request introduce a new feature? (no) - If yes, how is the feature documented? (not documented)
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