org.apache.hadoop.streaming
Class PathFinder

java.lang.Object
  org.apache.hadoop.streaming.PathFinder

public class PathFinder
extends java.lang.Object

Maps a relative pathname to an absolute pathname using the PATH enviroment.

Constructor Summary

PathFinder()
Construct a PathFinder object using the path from java.class.path

PathFinder(java.lang.String envpath)
Construct a PathFinder object using the path from the specified system environment variable.

Method Summary

java.io.File	getAbsolutePath(java.lang.String filename) Returns the full path name of this file if it is listed in the path
static void	main(java.lang.String[] args)
void	prependPathComponent(java.lang.String str) Appends the specified component to the path list

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PathFinder

public PathFinder()

Construct a PathFinder object using the path from java.class.path

PathFinder

public PathFinder(java.lang.String envpath)

Construct a PathFinder object using the path from the specified system environment variable.

Method Detail

prependPathComponent

public void prependPathComponent(java.lang.String str)

Appends the specified component to the path list

getAbsolutePath

public java.io.File getAbsolutePath(java.lang.String filename)

Returns the full path name of this file if it is listed in the path

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException

Throws:

java.io.IOException