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Posted to mapreduce-issues@hadoop.apache.org by "Owen O'Malley (JIRA)" <ji...@apache.org> on 2011/05/17 23:15:47 UTC

[jira] [Updated] (MAPREDUCE-2506) Create a compatible interface for frameworks that need to clone MapReduce context objects.

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2506?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Owen O'Malley updated MAPREDUCE-2506:
-------------------------------------

    Attachment: mr-2506.patch

> Create a compatible interface for frameworks that need to clone MapReduce context objects.
> ------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-2506
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2506
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Owen O'Malley
>         Attachments: mr-2506.patch
>
>
> In 0.21 we moved the org.apache.hadoop.mapreduce context objects to interfaces.
> That made the APIs much better, but broke backwards compatibility for frameworks that need to clone them. 

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