Github user shijinkui closed the pull request at:
https://github.com/apache/flink/pull/2428
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GitHub user shijinkui opened a pull request:
https://github.com/apache/flink/pull/2428
[FLINK-4517] scala code refactoring
the refacter type:
1. case class does't need `new`
2. case block does't need `{ ... }`
3. match-case instead of isInstanceOf
