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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-7438) Some classes are eclipsed by classes in package scala
Date Tue, 26 Sep 2017 15:48:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-7438?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16180971#comment-16180971
] 

ASF GitHub Bot commented on FLINK-7438:
---------------------------------------

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 warnings´╝îdetails: [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
    
----
commit 8fe97c26ef18a9ba3846bc047e667d348265a0b6
Author: yew1eb <yew1eb@gmail.com>
Date:   2017-09-26T15:45:18Z

    Remove useless import, avoid warnings

----


> Some classes are eclipsed by classes in package scala
> -----------------------------------------------------
>
>                 Key: FLINK-7438
>                 URL: https://issues.apache.org/jira/browse/FLINK-7438
>             Project: Flink
>          Issue Type: Bug
>          Components: Build System, DataStream API
>            Reporter: Ted Yu
>            Assignee: Hai Zhou_UTC+8
>            Priority: Minor
>
> Noticed the following during compilation:
> {code}
> [WARNING] /flink/flink-streaming-scala/src/main/scala/org/apache/flink/streaming/api/scala/WindowedStream.scala:33:
warning: imported `OutputTag' is permanently      hidden by definition of object OutputTag
in package scala
> [WARNING] import org.apache.flink.util.{Collector, OutputTag}
> [WARNING]                                          ^
> [WARNING] /flink/flink-streaming-scala/src/main/scala/org/apache/flink/streaming/api/scala/WindowedStream.scala:33:
warning: imported `OutputTag' is permanently      hidden by definition of class OutputTag
in package scala
> [WARNING] import org.apache.flink.util.{Collector, OutputTag}
> {code}
> We should avoid the warning e.r.t. OutputTag.
> There may be other occurrences of similar warning.



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