The FileSystem interface provides a recursive option for this. See http://hadoop.apache.org/docs/current/api/org/apache/hadoop/fs/FileSystem.html#listFiles(org.apache.hadoop.fs.Path,%20boolean)
On Tue, Jul 23, 2013 at 11:35 PM, Huy Pham <pha...@yahoo-inc.com> wrote: > Hi All, > Do any of you have or can refer me to some sample Java code that get the > tree structure of a HDFS directory, similar to the file system? > For example: I have a HDFS dir, called /data, inside data, there is > /data/valid and /data/invalid, and so on, so I would need to be able to get > the whole tree structure of that and know which is is a dir, which one is a > file. Both program and HDFS are LOCAL. > In other words, what I look for is something similar to File class in > Java, which has isDirectory() and list() to list all the children (files and > dirs) of a dir. Found something in stackoverflow but it does not work. > Thanks > Huy > > -- Harsh J
