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Date: Mon, 19 Nov 2012 18:01:59 +0000 (UTC)
From: "Suresh Srinivas (JIRA)" <jira@apache.org>
To: common-issues@hadoop.apache.org
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Subject: [jira] [Commented] (HADOOP-9044) add FindClass main class to
 provide classpath checking of installations
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    [ https://issues.apache.org/jira/browse/HADOOP-9044?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13500443#comment-13500443 ] 

Suresh Srinivas commented on HADOOP-9044:
-----------------------------------------

Yes, if you do the patch for the trunk, then I will backport it to branch-1.
                
> add FindClass main class to provide classpath checking of installations
> -----------------------------------------------------------------------
>
>                 Key: HADOOP-9044
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9044
>             Project: Hadoop Common
>          Issue Type: New Feature
>          Components: util
>    Affects Versions: 1.1.0
>            Reporter: Steve Loughran
>            Assignee: Steve Loughran
>            Priority: Minor
>         Attachments: HADOOP-9044.patch
>
>
> It's useful in postflight checking of a hadoop installation to verify that classes load, especially codes with external JARs and native codecs. 
> An entry point designed to load a named class and create an instance of that class can do this -and be invoked from any shell script or tool that does the installation.

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