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https://issues.apache.org/jira/browse/HDFS-5632?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jing Zhao updated HDFS-5632:
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Attachment: HDFS-5632.003.patch
Thanks for the review, Nicholas! Update the patch to address the comments.
bq. but we should check precondition in
DirectoryWithSnapshotFeature.destroyDstSubtree(..).
The destroyDstSubtree may be invoked recursively, and in some cases the given
directory may be not with snapshot. Thus I put the Precondition check in
INodeReference#destroyAndCollectBlocks.
> Add Snapshot feature to INodeDirectory
> --------------------------------------
>
> Key: HDFS-5632
> URL: https://issues.apache.org/jira/browse/HDFS-5632
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Reporter: Jing Zhao
> Assignee: Jing Zhao
> Attachments: HDFS-5632.000.patch, HDFS-5632.001.patch,
> HDFS-5632.002.patch, HDFS-5632.003.patch
>
>
> We will add snapshot feature to INodeDirectory and remove
> INodeDirectoryWithSnapshot in this jira.
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