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https://issues.apache.org/jira/browse/FLINK-9216?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16451916#comment-16451916
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ASF GitHub Bot commented on FLINK-9216:
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Github user zentol commented on the issue:
https://github.com/apache/flink/pull/5878
Will verify that the test fails without the fix and merge it afterwards.
> Fix comparator violation
> ------------------------
>
> Key: FLINK-9216
> URL: https://issues.apache.org/jira/browse/FLINK-9216
> Project: Flink
> Issue Type: Bug
> Components: Streaming
> Affects Versions: 1.3.3, 1.5.0, 1.4.2
> Environment: {{JSONGenerator}} uses an improper {{Comparator}} for
> sorting Operator ID, which might cause
> {{java.lang.IllegalArgumentException: Comparison method violates its general
> contract!}}
> Reporter: Ruidong Li
> Assignee: Ruidong Li
> Priority: Major
> Fix For: 1.5.0, 1.4.3
>
>
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