codenohup opened a new pull request, #25706:
URL: https://github.com/apache/flink/pull/25706
## What is the purpose of the change
Fix fix series bugs of DSv2.
1. The DSv2 org.apache.flink.datastream.api.ExecutionEnvironment#fromSource
method return a
NonKeyedPartitionStream, which does not allow users to set source
configurations, such as operator name or parallelism.
2. The org.apache.flink.datastream.api.context.TaskInfo lack subtaskIndex
and attemptNumber.
3. The open and close methods of
org.apache.flink.datastream.api.function.ProcessFunction are not being called.
4. The open method of
org.apache.flink.datastream.api.function.ProcessFunction lacks relevant
information, such as the current TaskInfo.
## Brief change log
- Make ExecutionEnvironment#fromSource return
ProcessConfigurableAndNonKeyedPartitionStream
- Introduce subtask index and attempt id in TaskInfo for DSv2
- Open and close user function in DSv2 ProcessOperator
- Introduce a NonPartitionedContext parameter in Open method of UserFunction
for DSv2
## Verifying this change
This change is already covered by existing tests.
## 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)`: yes
- The serializers: no
- The runtime per-record code paths (performance sensitive): no
- 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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