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https://issues.apache.org/jira/browse/HADOOP-4985?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12663045#action_12663045
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Tsz Wo (Nicholas), SZE commented on HADOOP-4985:
------------------------------------------------

{noformat}
     [exec] -1 overall.  
     [exec] 
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec] 
     [exec]     -1 tests included.  The patch doesn't appear to include any new 
or modified tests.
     [exec]                         Please justify why no tests are needed for 
this patch.
     [exec] 
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning 
messages.
     [exec] 
     [exec]     +1 javac.  The applied patch does not increase the total number 
of javac compiler warnings.
     [exec] 
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs 
warnings.
     [exec] 
     [exec]     +1 Eclipse classpath. The patch retains Eclipse classpath 
integrity.
{noformat}
No new tests added since there are only declaration changes but no code logic 
change. 

> IOException is abused in FSDirectory
> ------------------------------------
>
>                 Key: HADOOP-4985
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4985
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: dfs
>            Reporter: Tsz Wo (Nicholas), SZE
>         Attachments: 4985_20090106.patch, 4985_20090107.patch, 
> 4985_20090109.patch
>
>
> In FSDirectory, quite a few methods are unnecessary declared with "throws 
> IOException".  In some cases, it can just be removed without causing any 
> compilation problem.  In some other cases, it can be replaced with a specific 
> subclass like QuotaExceededException.

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