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https://issues.apache.org/jira/browse/HDFS-4707?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE resolved HDFS-4707.
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Resolution: Fixed
Fix Version/s: Snapshot (HDFS-2802)
Hadoop Flags: Reviewed
Thanks Jing for reviewing the patch.
I have committed this.
> Fix FilterFileSystem and findbugs warning in Snapshot branch
> ------------------------------------------------------------
>
> Key: HDFS-4707
> URL: https://issues.apache.org/jira/browse/HDFS-4707
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: datanode, namenode
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Fix For: Snapshot (HDFS-2802)
>
> Attachments: h4707_20130417.patch
>
>
> The snapshot methods are not added to FilterFileSystem.
> Findbugs warnings:
> - SIC Should snapshot.Snapshot$Root be a _static_ inner class?
> - WMI Method FSImageFormat$Saver.saveImage(ByteBuffer,
> INodeDirectory, DataOutputStream, Snapshot, boolean) makes inefficient use of
> keySet iterator instead of entrySet iterator
> - BC Unchecked/unconfirmed cast from
> FSImageSerialization.writeINodeFile(INodeFile, DataOutput, boolean)
> - BC Unchecked/unconfirmed cast from
> snapshot.SnapshotFSImageFormat.loadDirectoryDiffList(INodeDirectory,
> DataInput, FSImageFormat$Loader)
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