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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-6897) FileSystem#mkdirs(FileSystem, Path, FsPermission) should not call setPermission if mkdirs failled
Date Wed, 04 Aug 2010 16:48:17 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6897?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12895316#action_12895316
] 

Tsz Wo (Nicholas), SZE commented on HADOOP-6897:
------------------------------------------------

Hi Hairong, could you also clarify javadoc for the expected behavior of public static boolean
mkdirs(FileSystem fs, Path dir, FsPermission permission)?

> FileSystem#mkdirs(FileSystem, Path, FsPermission) should not call setPermission if mkdirs
failled
> -------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-6897
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6897
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 0.22.0
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>             Fix For: 0.22.0
>
>         Attachments: mkdirs.patch
>
>
> Here is the piece of code that has the bug. fs.setPermission should not be called if
result is false.
> {code}
>   public static boolean mkdirs(FileSystem fs, Path dir, FsPermission permission)
>   throws IOException {
>     // create the directory using the default permission
>     boolean result = fs.mkdirs(dir);
>     // set its permission to be the supplied one
>     fs.setPermission(dir, permission);
>     return result;
>   }
> {code}

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