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Posted to mapreduce-issues@hadoop.apache.org by "Konstantin Shvachko (JIRA)" <ji...@apache.org> on 2011/02/04 03:50:23 UTC
[jira] Commented: (MAPREDUCE-2188) The new API MultithreadedMapper
doesn't call the initialize method of the RecordReader
[ https://issues.apache.org/jira/browse/MAPREDUCE-2188?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12990437#comment-12990437 ]
Konstantin Shvachko commented on MAPREDUCE-2188:
------------------------------------------------
test-patch results
{code}
[exec] -1 overall.
[exec] +1 @author. The patch does not contain any @author tags.
[exec] -1 tests included. The patch doesn't appear to include any new or modified tests.
[exec] Please justify why no new tests are needed for this patch.
[exec] Also please list what manual steps were performed to verify this patch.
[exec] +1 javadoc. The javadoc tool did not generate any warning messages.
[exec] +1 javac. The applied patch does not increase the total number of javac compiler warnings.
[exec] +1 findbugs. The patch does not introduce any new Findbugs (version 1.3.9) warnings.
[exec] +1 release audit. The applied patch does not increase the total number of release audit warnings.
[exec] +1 system test framework. The patch passed system test framework compile.
[exec] ======================================================================
{code}
> The new API MultithreadedMapper doesn't call the initialize method of the RecordReader
> --------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-2188
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-2188
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
> Attachments: mr2188.patch
>
>
> The wrapping RecordReader in the Multithreaded Mapper is never initialized. With HADOOP-6685, this becomes a problem because the ReflectionUtils.copy requires a non-null configuration.
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