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https://issues.apache.org/jira/browse/HADOOP-120?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12527308
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Hadoop QA commented on HADOOP-120:
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-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12365761/HADOOP-120-3.patch
against trunk revision r575472.
@author +1. The patch does not contain any @author tags.
javadoc +1. The javadoc tool did not generate any warning messages.
javac +1. The applied patch does not generate any new compiler warnings.
findbugs +1. The patch does not introduce any new Findbugs warnings.
core tests +1. The patch passed core unit tests.
contrib tests -1. The patch failed contrib unit tests.
Test results:
http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/754/testReport/
Findbugs warnings:
http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/754/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results:
http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/754/artifact/trunk/build/test/checkstyle-errors.html
Console output:
http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Patch/754/console
This message is automatically generated.
> Reading an ArrayWriter does not work because valueClass does not get
> initialized
> --------------------------------------------------------------------------------
>
> Key: HADOOP-120
> URL: https://issues.apache.org/jira/browse/HADOOP-120
> Project: Hadoop
> Issue Type: Bug
> Components: io
> Affects Versions: 0.15.0
> Environment: Red Hat
> Reporter: Dick King
> Assignee: Doug Cutting
> Attachments: HADOOP-120-3.patch, hadoop-120-fix.patch,
> hadoop-120-workaround.patch
>
>
> If you have a Reducer whose value type is an ArrayWriter it gets enstreamed
> alright but at reconstruction type when ArrayWriter::readFields(DataInput in)
> runs on a DataInput that has a nonempty ArrayWriter , newInstance fails
> trying to instantiate the null class.
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