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Posted to common-issues@hadoop.apache.org by "Aaron Kimball (JIRA)" <ji...@apache.org> on 2009/10/17 05:19:31 UTC

[jira] Updated: (HADOOP-6317) Serialize the 'final'ness of Configuration keys

     [ https://issues.apache.org/jira/browse/HADOOP-6317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Aaron Kimball updated HADOOP-6317:
----------------------------------

    Attachment: HADOOP-6317.patch

Attaching patch which meets this issue. Includes a test case which verifies both positive and negative cases for serializing {{<final>true</final>}} for a given property.

> Serialize the 'final'ness of Configuration keys
> -----------------------------------------------
>
>                 Key: HADOOP-6317
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6317
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: conf
>            Reporter: Arun C Murthy
>             Fix For: 0.22.0
>
>         Attachments: HADOOP-6317.patch
>
>
> Currently Configuration.writeXml doesn't serialize the 'final' attribute. There are some scenarios where it is useful:
> # TaskTracker should mark the tasks' 'localized' parameters as 'final' 
> # GUI tools

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