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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-6283) The exception meessage in FileUtil$HardLink.getLinkCount(..) is not clear
Date Thu, 08 Oct 2009 18:27:31 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6283?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12763609#action_12763609

Hadoop QA commented on HADOOP-6283:

+1 overall.  Here are the results of testing the latest attachment 
  against trunk revision 822805.

    +1 @author.  The patch does not contain any @author tags.

    -1 tests included.  The patch doesn't appear to include any new or modified tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of release audit

    +1 core tests.  The patch passed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/75/testReport/
Findbugs warnings: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/75/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/75/artifact/trunk/build/test/checkstyle-errors.html
Console output: http://hudson.zones.apache.org/hudson/job/Hadoop-Patch-h4.grid.sp2.yahoo.net/75/console

This message is automatically generated.

> The exception meessage in FileUtil$HardLink.getLinkCount(..) is not clear
> -------------------------------------------------------------------------
>                 Key: HADOOP-6283
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6283
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>            Priority: Minor
>         Attachments: c6283_20090923.patch, c6283_20091007.patch
> When a file is not found, FileUtil$HardLink.getLinkCount(..) shows the following error
> {noformat}
> java.lang.NumberFormatException: For input string: ""
> 	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:48)
> 	at java.lang.Integer.parseInt(Integer.java:470)
> 	at java.lang.Integer.parseInt(Integer.java:499)
> 	at org.apache.hadoop.fs.FileUtil$HardLink.getLinkCount(FileUtil.java:663)
> 	at org.apache.hadoop.hdfs.server.datanode.ReplicaInfo.detachBlock(ReplicaInfo.java:209)
> 	...
> stat: cannot stat `/home/tsz/hadoop/hdfs/h265/build/test/data/dfs/data/data3/current/finalized/blk_-94418387820168072_1001.meta':
>  No such file or directory on file:/home/tsz/hadoop/hdfs/h265/build/test/data/dfs/data/data3/current/finalized/blk_-94418387820168072_1001.meta
> {noformat}
> It looks like that there was a uncaught NumberFormatException.

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