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https://issues.apache.org/jira/browse/HDFS-4188?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE resolved HDFS-4188.
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Resolution: Fixed
Fix Version/s: Snapshot (HDFS-2802)
Hadoop Flags: Reviewed
Thanks Suresh for reviewing it.
I have committed this.
> Add a snapshot id comparator
> ----------------------------
>
> Key: HDFS-4188
> URL: https://issues.apache.org/jira/browse/HDFS-4188
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: name-node
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Priority: Minor
> Fix For: Snapshot (HDFS-2802)
>
> Attachments: h4188_20121113.patch, h4188_20121114.patch
>
>
> The Snapshot class currently has two compareTo methods. The one for comparing
> IDs is not implementing the Comparable interface since Java does not allow
> implementing the same interface twice with different generic types. It is
> better to remove one of the compareTo methods for avoiding confusion.
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