[jira] [Commented] (HBASE-7174) [snapshots] Refactor snapshot file cleaner cache to use the Snapshot FileVisitor

["Matteo Bertozzi (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HBASE-7174?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13532803#comment-13532803 ] 

Matteo Bertozzi commented on HBASE-7174:
----------------------------------------

review here: https://reviews.apache.org/r/8609/

also fixes a problem with the filelink cleaning.
if the snapshot contains a link snapshot/region/link it only keep the link file but not the referenced one.
                
> [snapshots] Refactor snapshot file cleaner cache to use the Snapshot FileVisitor
> --------------------------------------------------------------------------------
>
>                 Key: HBASE-7174
>                 URL: https://issues.apache.org/jira/browse/HBASE-7174
>             Project: HBase
>          Issue Type: Sub-task
>    Affects Versions: hbase-6055
>            Reporter: Jesse Yates
>
> Currently the SnapshotFileCache uses a generic PathFilter to filter out directories when caching objects. This is a little more convoluted that is necessary as one needs a very thorough understanding of both the directory layout of a snapshot and how the cache applies the filter. 

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