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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-5228) The RemoteIterator returned by DistributedFileSystem.listFiles(..) may throw NPE
Date Sat, 21 Sep 2013 07:55:52 GMT

    [ https://issues.apache.org/jira/browse/HDFS-5228?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13773749#comment-13773749
] 

Hadoop QA commented on HDFS-5228:
---------------------------------

{color:green}+1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12604377/HDFS-5228.2.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-hdfs-project/hadoop-hdfs.

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

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/5017//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/5017//console

This message is automatically generated.
                
> The RemoteIterator returned by DistributedFileSystem.listFiles(..) may throw NPE
> --------------------------------------------------------------------------------
>
>                 Key: HDFS-5228
>                 URL: https://issues.apache.org/jira/browse/HDFS-5228
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: hdfs-client
>    Affects Versions: 2.1.0-beta
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>            Priority: Blocker
>         Attachments: h5228_20130919.patch, h5228_20130919_test.patch, HDFS-5228.2.patch
>
>
> Get a RemoteIterator from DistributedFileSystem.listFiles(..) with a relative path. 
Then, it will result a NullPointerException when calling hasNext() from the RemoteIterator.
> This bug was discovered by Arnaud:
> http://hortonworks.com/community/forums/topic/new-bug-in-hdfs-listfiles-method/

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