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From "Krishna Ramachandran (JIRA)" <j...@apache.org>
Subject [jira] Updated: (MAPREDUCE-2020) Use new FileContext APIs for all mapreduce components
Date Tue, 07 Sep 2010 13:51:37 GMT

     [ https://issues.apache.org/jira/browse/MAPREDUCE-2020?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Krishna Ramachandran updated MAPREDUCE-2020:
--------------------------------------------

    Attachment: mapred-2020-4.patch

Updated patch (still preliminary):
More classes  use FileContext:

MapTask
ReduceTask
+ their dependencies

MultiFileInputFormat and 
MultiFileSplit

+ additonal fixes from previous review (Greg)

Work In Progress:

refactor
BlockLocation API usage (no FIleContext)
SequenceFileInputFormat
Add test reports (ant test and ant testpatch)

Following will not be migrated for now:

SequenceFile.createWriter in SkipFile module



> Use new FileContext APIs for all mapreduce components 
> ------------------------------------------------------
>
>                 Key: MAPREDUCE-2020
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-2020
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>    Affects Versions: 0.22.0
>            Reporter: Krishna Ramachandran
>            Assignee: Krishna Ramachandran
>         Attachments: mapred-2020-1.patch, mapred-2020-4.patch, mapred-2020.patch
>
>
> Migrate mapreduce components to using improved FileContext APIs implemented in
> HADOOP-4952 and 
> HADOOP-6223

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