[jira] [Created] (FLINK-3628) ChainingOutput and CopyingChainingOutput setKeyContextElement1 is no use

[MaGuowei (JIRA)]

MaGuowei created FLINK-3628:
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             Summary: ChainingOutput and CopyingChainingOutput 
setKeyContextElement1 is no use
                 Key: FLINK-3628
                 URL: https://issues.apache.org/jira/browse/FLINK-3628
             Project: Flink
          Issue Type: Task
          Components: Streaming
            Reporter: MaGuowei
            Priority: Minor


the second operator of "chain" is not keyedstream any more.
so it's no use to setKeyContextElement1



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