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Posted to common-dev@hadoop.apache.org by "Tom White (JIRA)" <ji...@apache.org> on 2008/11/14 19:37:44 UTC

[jira] Commented: (HADOOP-4660) JobTracker wont compile on Java5 as you cant use @Override with an interface implementation in Java5

    [ https://issues.apache.org/jira/browse/HADOOP-4660?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12647696#action_12647696 ] 

Tom White commented on HADOOP-4660:
-----------------------------------

>From version 0.19.0 we do require Java 6. See HADOOP-2325.

> JobTracker wont compile on Java5 as you cant use @Override with an interface implementation in Java5
> ----------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-4660
>                 URL: https://issues.apache.org/jira/browse/HADOOP-4660
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>    Affects Versions: 0.20.0
>            Reporter: Steve Loughran
>
> Unless there is a java6+ only policy, the bits of JobTracker that declare they @Override the JobSubmissionProtocol need to have those @Override attributes commented out, as Java5 wont let you override interface methods, only class methods (strange but true)

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