GitHub user Matrix42 opened a pull request:
https://github.com/apache/flink/pull/5180
[FLINK-8292] Remove unnecessary force cast in DataStreamSource
## What is the purpose of the change
Remove unnecessary force cast in DataStreamSource
## Brief change log
*(for example:)*
- *The TaskInfo is stored in the blob store on job creation time as a
persistent artifact*
- *Deployments RPC transmits only the blob storage reference*
- *TaskManagers retrieve the TaskInfo from the blob cache*
## Verifying this change
This change is already covered by existing tests, such as
DataStreamTest.testParallelism()
## 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 / docs /
JavaDocs / not documented)
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/Matrix42/flink DataStreamSource
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/5180.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #5180
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commit d5c55d2a73fdbcc0dfadd05ad87203ca70d64eac
Author: Matrix42 <934336...@qq.com>
Date: 2017-12-19T08:20:39Z
[FLINK-8292] Remove unnecessary force cast in DataStreamSource
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