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https://issues.apache.org/jira/browse/YARN-3836?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14621559#comment-14621559
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Sangjin Lee commented on YARN-3836:
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Great. I'll commit the patch this evening unless there are further comments.
> add equals and hashCode to TimelineEntity and other classes in the data model
> -----------------------------------------------------------------------------
>
> Key: YARN-3836
> URL: https://issues.apache.org/jira/browse/YARN-3836
> Project: Hadoop YARN
> Issue Type: Sub-task
> Components: timelineserver
> Affects Versions: YARN-2928
> Reporter: Sangjin Lee
> Assignee: Li Lu
> Attachments: YARN-3836-YARN-2928.001.patch,
> YARN-3836-YARN-2928.002.patch, YARN-3836-YARN-2928.003.patch,
> YARN-3836-YARN-2928.004.patch
>
>
> Classes in the data model API (e.g. {{TimelineEntity}},
> {{TimelineEntity.Identifer}}, etc.) do not override {{equals()}} or
> {{hashCode()}}. This can cause problems when these objects are used in a
> collection such as a {{HashSet}}. We should implement these methods wherever
> appropriate.
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