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
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 |
ProgramDriver
public ProgramDriver()
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 withmainClass
- The class that you want to add to the repositorydescription
- 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
Copyright © 2009 The Apache Software Foundation