Zakelly opened a new pull request, #26092:
URL: https://github.com/apache/flink/pull/26092
This is a backport PR to 2.0 for #26071
## What is the purpose of the change
We have ship two abstract stream operators for async state processing, where
a async timer service (manager) is introduced. Actually these operators can run
in sync mode, this is especially the case for batch execution mode. Currently
there is an issue when initializing batching timer service in those operators.
This PR fixes this to enable batch execution for operators with async state.
## Brief change log
- Introduce `BatchExecutionInternalTimeServiceWithAsyncState` and properly
create this in async state operators.
## Verifying this change
This change added test `BatchExecutionInternalTimeServiceWithAsyncStateTest`.
## 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): yes
- Anything that affects deployment or recovery: JobManager (and its
components), Checkpointing, Kubernetes/Yarn, 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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