org.jikesrvm.adaptive.measurements.organizers

Class Organizer

java.lang.Object

org.jikesrvm.scheduler.SystemThread

org.jikesrvm.adaptive.measurements.organizers.Organizer

Direct Known Subclasses:

AccumulatingMethodSampleOrganizer, DecayOrganizer, DynamicCallGraphOrganizer, MethodSampleOrganizer

public abstract class Organizer
extends SystemThread

An Organizer acts an an intermediary between the low level online measurements and the controller. An organizer may perform simple or complex tasks, but it is always simply following the instructions given by the controller.

Field Summary

Fields

Modifier and Type	Field and Description
private Latch	latch A latch used for activate/passivate.
protected Listener	listener The listener associated with this organizer.

Fields inherited from class org.jikesrvm.scheduler.SystemThread

rvmThread

Constructor Summary

Constructors

Constructor and Description
Organizer() Constructor

Method Summary

Modifier and Type	Method and Description
void	activate() Called to activate the organizer thread (i.e. schedule it for execution).
protected abstract void	initialize() Organizer specific setup.
private void	passivate()
void	report() Last opportunity to say something.
void	run() Called when thread is scheduled.
(package private) abstract void	thresholdReached() Method that is called when the sampling threshold is reached

Methods inherited from class org.jikesrvm.scheduler.SystemThread

getRVMThread, start, stop

Methods inherited from class java.lang.Object

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

Field Detail

listener

protected Listener listener

The listener associated with this organizer. May be null if the organizer has no associated listener.

latch

private final Latch latch

A latch used for activate/passivate.

Constructor Detail

Organizer

public Organizer()

Constructor

Method Detail

run

public void run()

Called when thread is scheduled.

Specified by:

run in class SystemThread

report

public void report()

Last opportunity to say something.

thresholdReached

abstract void thresholdReached()

Method that is called when the sampling threshold is reached

initialize

protected abstract void initialize()

Organizer specific setup. A good place to install and activate any listeners.

passivate

private void passivate()

activate

public void activate()

Called to activate the organizer thread (i.e. schedule it for execution).