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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HADOOP-6618) fs -ls does not work if a path name contains the ^ character
Date Sat, 29 May 2010 00:06:39 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-6618?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12873185#action_12873185
] 

Tsz Wo (Nicholas), SZE commented on HADOOP-6618:
------------------------------------------------

> ... translating "[!" to "[^" to handle the set negation, which is missing right now.
The regular expression pattern with [^ is not missing.  Have you tried it?

{noformat}
bash-3.1$ hadoop fs -ls \*.\*
-rw-------   3 tsz users       1366 2010-02-08 23:29 /user/tsz/README.txt
-rw-------   3 tsz users       2936 2009-07-13 18:05 /user/tsz/cmd.txt
-rw-------   3 tsz users     208348 2010-02-08 22:05 /user/tsz/excite-small.log
-rw-------  32 tsz users  514786675 2009-12-03 00:26 /user/tsz/p.zip
-bash-3.1$ hadoop fs -ls [^p]\*.\*
-rw-------   3 tsz users       1366 2010-02-08 23:29 /user/tsz/README.txt
-rw-------   3 tsz users       2936 2009-07-13 18:05 /user/tsz/cmd.txt
-rw-------   3 tsz users     208348 2010-02-08 22:05 /user/tsz/excite-small.log
{noformat}

> fs -ls does not work if a path name contains the ^ character
> ------------------------------------------------------------
>
>                 Key: HADOOP-6618
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6618
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: fs
>            Reporter: Tsz Wo (Nicholas), SZE
>         Attachments: c6618_20100305.patch
>
>
> Using a wildcard, the file is found.
> {noformat}
> -bash-3.1$ hadoop fs -ls k20d2f4/bin-2\?04+1_AF650AE776488A4D
> Found 1 items
> -rw-------   3 tsz users         17 2010-03-05 19:43 /user/tsz/k20d2f4/bin-2^04+1_AF650AE776488A4D
> {noformat}
> Replace the wildcard with ^, the file is not found.
> {noformat}
> -bash-3.1$ hadoop fs -ls k20d2f4/bin-2^04+1_AF650AE776488A4D
> ls: Cannot access k20d2f4/bin-2^04+1_AF650AE776488A4D: No such file or directory.
> {noformat}

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