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https://issues.apache.org/jira/browse/HDFS-8499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14660376#comment-14660376
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Zhe Zhang commented on HDFS-8499:
---------------------------------

Thanks Jing for clarifying. In that case I agree let's revert both. If there's 
a request for cleaner {{BlockManager}} change in EC branch we can redo 
HDFS-8623.

> Refactor BlockInfo class hierarchy with static helper class
> -----------------------------------------------------------
>
>                 Key: HDFS-8499
>                 URL: https://issues.apache.org/jira/browse/HDFS-8499
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>    Affects Versions: 2.7.0
>            Reporter: Zhe Zhang
>            Assignee: Zhe Zhang
>             Fix For: 2.8.0
>
>         Attachments: HDFS-8499.00.patch, HDFS-8499.01.patch, 
> HDFS-8499.02.patch, HDFS-8499.03.patch, HDFS-8499.04.patch, 
> HDFS-8499.05.patch, HDFS-8499.06.patch, HDFS-8499.07.patch, 
> HDFS-8499.UCFeature.patch, HDFS-bistriped.patch, 
> revert-HDFS-8499-HDFS-8623.patch
>
>
> In HDFS-7285 branch, the {{BlockInfoUnderConstruction}} interface provides a 
> common abstraction for striped and contiguous UC blocks. This JIRA aims to 
> merge it to trunk.



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