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Posted to mapreduce-issues@hadoop.apache.org by "Allen Wittenauer (JIRA)" <ji...@apache.org> on 2014/07/18 20:18:05 UTC

[jira] [Resolved] (MAPREDUCE-2826) Change the job state observer classes to interfaces

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2826?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Allen Wittenauer resolved MAPREDUCE-2826.
-----------------------------------------

    Resolution: Incomplete

I'm going to close this as stale.

> Change the job state observer classes to interfaces
> ---------------------------------------------------
>
>                 Key: MAPREDUCE-2826
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2826
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Owen O'Malley
>            Assignee: Vivek Ratan
>
> Schedulers will most often want to be the observers of the job state events in a single class. Therefore, I think they should  be interfaces which can have multiple inheritance.



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