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https://issues.apache.org/jira/browse/HDFS-8133?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Colin Patrick McCabe updated HDFS-8133:
---------------------------------------
       Resolution: Fixed
    Fix Version/s: 2.8.0
           Status: Resolved  (was: Patch Available)

> Improve readability of deleted block check
> ------------------------------------------
>
>                 Key: HDFS-8133
>                 URL: https://issues.apache.org/jira/browse/HDFS-8133
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>    Affects Versions: 2.0.0-alpha
>            Reporter: Daryn Sharp
>            Assignee: Daryn Sharp
>             Fix For: 2.8.0
>
>         Attachments: HDFS-8133.patch
>
>
> The current means of checking if a block is deleted is checking if its block 
> collection is null.  A more readable approach is an isDeleted method.



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