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Posted to common-dev@hadoop.apache.org by "Rohan A Mehta (JIRA)" <ji...@apache.org> on 2007/05/11 17:31:15 UTC

[jira] Updated: (HADOOP-120) Reading an ArrayWriter does not work because valueClass does not get initialized

     [ https://issues.apache.org/jira/browse/HADOOP-120?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Rohan A Mehta updated HADOOP-120:
---------------------------------

    Affects Version/s: 0.12.3
               Status: Patch Available  (was: Open)

Could anyone commit this patch ?

> Reading an ArrayWriter does not work because valueClass does not get initialized
> --------------------------------------------------------------------------------
>
>                 Key: HADOOP-120
>                 URL: https://issues.apache.org/jira/browse/HADOOP-120
>             Project: Hadoop
>          Issue Type: Bug
>          Components: io
>    Affects Versions: 0.12.3
>         Environment: Red Hat  
>            Reporter: Dick King
>         Assigned To: Owen O'Malley
>         Attachments: hadoop-120-fix.patch
>
>
> If you have a Reducer whose value type is an ArrayWriter it gets enstreamed alright but at reconstruction type when ArrayWriter::readFields(DataInput in) runs on a DataInput that has a nonempty ArrayWriter , newInstance fails trying to instantiate the null class.

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