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## org.apache.hadoop.util
Class ProgramDriver

    java.lang.Object
      org.apache.hadoop.util.ProgramDriver

    public class ProgramDriver

extends Object

A driver that is used to run programs added to it

Constructor Summary
`ProgramDriver()`

Method Summary
`void` | `addClass(String name, Class mainClass, String description)` This is the method that adds the classed to the repository
`void` | `driver(String[] args)` This is a driver for the example programs.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### ProgramDriver

    public ProgramDriver()

Method Detail

### addClass

    public void addClass(String name,
                         Class mainClass,
                         String description)
                  throws Throwable

  This is the method that adds the classed to the repository

  Parameters:
    `name` - The name of the string you want the class instance to be called with
    `mainClass` - The class that you want to add to the repository
    `description` - The description of the class
  Throws:
    `NoSuchMethodException`
    `SecurityException`
    `Throwable`

### driver

    public void driver(String[] args)
                throws Throwable

  This is a driver for the example programs. It looks at the first command line argument and tries to find an example program with that name. If it is found, it calls the main method in that class with the rest of the command line arguments.

  Parameters:
    `args` - The argument from the user. args[0] is the command to run.
  Throws:
    `NoSuchMethodException`
    `SecurityException`
    `IllegalAccessException`
    `IllegalArgumentException`
    `Throwable` - Anything thrown by the example program's main

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Copyright © 2009 The Apache Software Foundation