Github user asfgit closed the pull request at:
https://github.com/apache/flink/pull/3680
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GitHub user greghogan opened a pull request:
https://github.com/apache/flink/pull/3680
[FLINK-6268] [core] Object reuse for Either type
Implement object reuse for Flink's Either type by storing a reference to
Right in Left and Left in Right. These references are private and remain
