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From "Tsz Wo (Nicholas), SZE (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3270) Constant DatanodeCommand should be stored in static fianl immutable variables.
Date Thu, 17 Apr 2008 22:15:21 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3270?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Tsz Wo (Nicholas), SZE updated HADOOP-3270:
-------------------------------------------

    Attachment:     (was: 3269_20080417.patch)

> Constant DatanodeCommand should be stored in static fianl immutable variables.
> ------------------------------------------------------------------------------
>
>                 Key: HADOOP-3270
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3270
>             Project: Hadoop Core
>          Issue Type: Improvement
>          Components: dfs
>            Reporter: Tsz Wo (Nicholas), SZE
>            Assignee: Tsz Wo (Nicholas), SZE
>            Priority: Minor
>         Attachments: 3270_20080417.patch
>
>
> DatanodeCommand like DNA_REGISTER, DNA_BLOCKREPORT and DNA_FINALIZE are constant command.
 New objects should not be created for each time when using these commands.

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