edu.umd.cs.piccolox.event
Class PNotificationCenter.NotificationTarget

java.lang.Object
  java.lang.ref.Reference
      java.lang.ref.WeakReference
          edu.umd.cs.piccolox.event.PNotificationCenter.NotificationTarget

Enclosing class:

PNotificationCenter

protected static class PNotificationCenter.NotificationTarget
extends WeakReference

A NotificationTarget is a method on a particular object that can be invoked.

Field Summary

protected int	hashCode Cached hashcode value computed at construction time.
protected Method	method Method to be invoked on the object.

Constructor Summary

PNotificationCenter.NotificationTarget(Object object, Method method)
Creates a notification target representing the method on the particular object provided.

Method Summary

boolean	equals(Object object) Returns true if this object is logically equivalent to the one passed in.
Method	getMethod() Returns the method that will be invoked on the listener object.
int	hashCode() Returns hash code for this notification target.
String	toString() Returns a string representation of this NotificationTarget for debugging purposes.

Methods inherited from class java.lang.ref.Reference

clear, enqueue, get, isEnqueued

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

hashCode

protected int hashCode

Cached hashcode value computed at construction time.

method

protected Method method

Method to be invoked on the object.

Constructor Detail

PNotificationCenter.NotificationTarget

public PNotificationCenter.NotificationTarget(Object object,
                                              Method method)

Creates a notification target representing the method on the particular object provided.

Parameters:

object - object on which method can be invoked

method - method to be invoked

Method Detail

getMethod

public Method getMethod()

Returns the method that will be invoked on the listener object.

Returns:

method to be invoked with notification is to be dispatched

hashCode

public int hashCode()

Returns hash code for this notification target.

Overrides:

hashCode in class Object

Returns:

hash code

equals

public boolean equals(Object object)

Returns true if this object is logically equivalent to the one passed in. For this to happen they must have the same method and object.

Overrides:

equals in class Object

Parameters:

object - object being tested for logical equivalency to this one

Returns:

true if logically equivalent

toString

public String toString()

Returns a string representation of this NotificationTarget for debugging purposes.

Overrides:

toString in class Object

Returns:

string representation