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From lohit <lohit...@yahoo.com>
Subject Re: a simple question
Date Fri, 02 Nov 2007 09:07:52 GMT
>Now,I want to read the file from hadoop directory,just like the hadoop
 shell
>"bin/hadoop dfs -cat filename",but I don't know how I can do this

>By programming,I need help ,thank you very much!!!!!

http://lucene.apache.org/hadoop/api/org/apache/hadoop/fs/FileSystem.html
Has all the methods you might need to interact with the file system

You could look at some sample code in this example
http://svn.apache.org/repos/asf/lucene/hadoop/trunk/src/examples/org/apache/hadoop/examples/PiEstimator.java

HTH
-Lohit
PS: hadoop-users@ list might be a good place to send this question.




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