[jira] [Commented] (MAPREDUCE-4898) FileOutputFormat.checkOutputSpecs and FileOutputFormat.setOutputPath incompatible with MR1

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-4898?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13537638#comment-13537638 ] 

Hadoop QA commented on MAPREDUCE-4898:
--------------------------------------

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12562027/MAPREDUCE-4898.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number of release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3154//testReport/
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/3154//console

This message is automatically generated.
                
> FileOutputFormat.checkOutputSpecs and FileOutputFormat.setOutputPath incompatible with MR1
> ------------------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4898
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4898
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: mrv2
>            Reporter: Robert Kanter
>            Assignee: Robert Kanter
>             Fix For: 2.0.3-alpha
>
>         Attachments: MAPREDUCE-4898.patch
>
>
> In MR1, {{org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.checkOutputSpecs}} throws {{org.apache.hadoop.mapred.FileAlreadyExistsException}} but now it throws {{org.apache.hadoop.fs.FileAlreadyExistsException}} instead, making them incompatible.  
> In MR1, {{org.apache.hadoop.mapreduce.lib.output.FileOutputFormat.setOutputPath}} doesn't throw any exceptions but now it throws an {{IOException}}, making them incompatible.  

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