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https://issues.apache.org/jira/browse/HDFS-4626?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Patrick McCabe updated HDFS-4626:
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Summary: ClientProtocol#getLinkTarget should throw an exception for
non-existent paths (was: Fix NullPointerException in getLinkTarget)
> ClientProtocol#getLinkTarget should throw an exception for non-existent paths
> -----------------------------------------------------------------------------
>
> Key: HDFS-4626
> URL: https://issues.apache.org/jira/browse/HDFS-4626
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 3.0.0
> Reporter: Andrew Wang
> Assignee: Andrew Wang
> Priority: Minor
> Attachments: hadoop-9415-1.patch, hadoop-9415-2.patch,
> hadoop-9415-3.patch, hdfs-4626-1.patch
>
>
> {{HdfsFileStatus#getLinkTarget}} can throw a NPE in {{DFSUtil#bytes2String}}
> if {{symlink}} is null. Better to instead return null and propagate this to
> the client.
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