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Posted to common-issues@hadoop.apache.org by "Zou, Mickey (JIRA)" <ji...@apache.org> on 2013/01/08 06:16:13 UTC

[jira] [Commented] (HADOOP-9159) FileSystem class should override .equals(Object)

    [ https://issues.apache.org/jira/browse/HADOOP-9159?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13546612#comment-13546612 ] 

Zou, Mickey commented on HADOOP-9159:
-------------------------------------

[~brandonli], You are right.Thanks.
                
> FileSystem class should override .equals(Object)
> ------------------------------------------------
>
>                 Key: HADOOP-9159
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9159
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: fs
>    Affects Versions: 1.1.1, 3.0.0
>            Reporter: Thejas M Nair
>            Assignee: Brandon Li
>         Attachments: HADOOP-9159.patch, HADOOP-9159.patch
>
>
> The FileSystem class has a notion of equality, based on the uri. The class should override .equal(Object) so that it returns true if FileSystem objects are logically same. 
> This is useful when FileSystem cache is disabled, as FileSystem.get(..) will return new object each time.

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