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From "Zhe Zhang (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-8499) Refactor BlockInfo class hierarchy with static helper class
Date Tue, 28 Jul 2015 05:31:05 GMT

    [ https://issues.apache.org/jira/browse/HDFS-8499?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14643866#comment-14643866
] 

Zhe Zhang commented on HDFS-8499:
---------------------------------

To be able to proceed with EC branch merging I'm OK with reverting this patch as an intermediate
solution. Reopening this JIRA to investigate the most suitable solution to the {{BlockInfo}}
multi-inheritancy problem.

> 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
>
>
> 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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