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https://issues.apache.org/jira/browse/HDFS-5043?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13730639#comment-13730639
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Hudson commented on HDFS-5043:
------------------------------
SUCCESS: Integrated in Hadoop-Yarn-trunk #293 (See
[https://builds.apache.org/job/Hadoop-Yarn-trunk/293/])
move HADOOP-9806,HDFS-5043,HDFS-4962 to the right section in CHANGES.txt
(brandonli:
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1510675)
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
> For HdfsFileStatus, set default value of childrenNum to -1 instead of 0 to
> avoid confusing applications
> -------------------------------------------------------------------------------------------------------
>
> Key: HDFS-5043
> URL: https://issues.apache.org/jira/browse/HDFS-5043
> Project: Hadoop HDFS
> Issue Type: Bug
> Affects Versions: 3.0.0
> Reporter: Brandon Li
> Assignee: Brandon Li
> Fix For: 3.0.0, 2.3.0, 2.1.1-beta
>
> Attachments: HDFS-5043.patch, HDFS-5043.patch.2
>
>
> Per discussion in HDFS-4772, default value 0 can confuse application since it
> can't tell that childNum is not supported by the server or the directory has
> no child.
> Use -1 instead to avoid this confusion.
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