org.apache.hadoop.mapred

Class JobTrackerPlugin

java.lang.Object

org.apache.hadoop.mapred.JobTrackerPlugin

All Implemented Interfaces:

Closeable, AutoCloseable, org.apache.hadoop.util.ServicePlugin

public abstract class JobTrackerPlugin
extends Object
implements org.apache.hadoop.util.ServicePlugin

JobTrackerPlugins are found in mapred.jobtracker.plugins, and are started and stopped by a PluginDispatcher during JobTracker start-up.

Constructor Summary

Constructors

Constructor and Description
JobTrackerPlugin()

Method Summary

Methods

Modifier and Type	Method and Description
abstract void	start(Object service)
abstract void	stop()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.io.Closeable

close

Constructor Detail

JobTrackerPlugin

public JobTrackerPlugin()

Method Detail

start

public abstract void start(Object service)

Specified by:

start in interface org.apache.hadoop.util.ServicePlugin

stop

public abstract void stop()

Specified by:

stop in interface org.apache.hadoop.util.ServicePlugin