GitHub user yew1eb reopened a pull request:
https://github.com/apache/flink/pull/4570
[FLINK-7438][build]Remove useless import, avoid warnings
## What is the purpose of the change
Avoid warningsï¼details: [ISSUE
#FLINK-7438](https://issues.apache.org/jira/browse/FLINK-7438).
## Brief change log
Remove useless "import org.apache.flink.util.OutputTag" in
DataStream.scala, AllWindowedStream.scala, WindowedStream.scala
## 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)`: (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)
## 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/yew1eb/flink FLINK-7438
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/flink/pull/4570.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 #4570
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commit 8fe97c26ef18a9ba3846bc047e667d348265a0b6
Author: yew1eb <[email protected]>
Date: 2017-09-26T15:45:18Z
Remove useless import, avoid warnings
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