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From "Hairong Kuang (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-6692) Propose change to FileContext#listStatus
Date Thu, 08 Apr 2010 21:46:36 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-6692?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Hairong Kuang updated HADOOP-6692:
----------------------------------

    Attachment: listStatusItor.patch

This patch:
# add Iterator<FileStatus> listStatus(Path) to FileContext;
# move FileStatus[] listStatus(Path) to FileContext#Util;
# add Iterator<FileStatus> listStatusItor(Path) to AbstractFileSystem which provides
a default implementation by using FileStatus[] listStatus(Path);
# add unit test to test Iterator<FileStatus> listStatus(Path).

> Propose change to FileContext#listStatus
> ----------------------------------------
>
>                 Key: HADOOP-6692
>                 URL: https://issues.apache.org/jira/browse/HADOOP-6692
>             Project: Hadoop Common
>          Issue Type: Sub-task
>            Reporter: Hairong Kuang
>            Assignee: Hairong Kuang
>         Attachments: listStatusItor.patch
>
>
> Add a method  Iterator<FileStatus> listStatus(Path), which allows HDFS client not
to have the whole listing in the memory, benefit more from the iterative listing added in
HDFS-985. Move the current FileStatus[] listStatus(Path) to be a utility method.

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