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https://issues.apache.org/jira/browse/HDFS-8495?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14615750#comment-14615750
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Haohui Mai commented on HDFS-8495:
----------------------------------

The patch looks good. Some nits:

{code}
if (fsn.isPermissionEnabled()) {
    fsd.checkPathAccess(pc, iip, FsAction.WRITE);
}
{code}

Should be {{fsd.isPermissionEnabled()}}.

Around line 117 of the patch.

{code}
fsn.getBlockManager()
{code}

Should be {{fsd.getBlockManager()}}. And it makes senses to extract it as a 
local variable.

+1 once addressed.

> Consolidate append() related implementation into a single class
> ---------------------------------------------------------------
>
>                 Key: HDFS-8495
>                 URL: https://issues.apache.org/jira/browse/HDFS-8495
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Rakesh R
>            Assignee: Rakesh R
>         Attachments: HDFS-8495-000.patch, HDFS-8495-001.patch, 
> HDFS-8495-002.patch, HDFS-8495-003.patch, HDFS-8495-003.patch, 
> HDFS-8495-004.patch, HDFS-8495-005.patch
>
>
> This jira proposes to consolidate {{FSNamesystem#append()}} related methods 
> into a single class.



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