ilog.cpl.model

Class IlpAttributeValueChangeSupport

java.lang.Object

ilog.cpl.model.IlpAttributeValueChangeSupport

Direct Known Subclasses:

IlpAttributeValueHolderSupport

public class IlpAttributeValueChangeSupport
extends Object

This class provides support for storing AttributeValueListeners and sending them events.

Since:

JTGO 3.0

Constructor Summary

Constructors

Constructor and Description
IlpAttributeValueChangeSupport(IlpAttributeValueHolder source) Constructor

Method Summary

Modifier and Type	Method and Description
void	addAttributeValueListener(AttributeValueListener l) Adds a listener to attribute value changes.
void	fireAttributeChange(IlpAttribute attribute, Object newValue, Object oldValue) Fires an attribute value change event.
void	fireEvent(AttributeValueEvent ev) Notify events to listeners
protected IlpAttributeValueHolder	getSource() Returns the real object.
protected boolean	hasAttributeValueNotification() Returns true if fireEvent is required to be called for attribute value changes.
void	removeAttributeValueListener(AttributeValueListener l) Removes the given listener from the attribute value change notifications.

Methods inherited from class java.lang.Object

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

Constructor Detail

IlpAttributeValueChangeSupport

public IlpAttributeValueChangeSupport(IlpAttributeValueHolder source)

Constructor

Parameters:

source - The real object

Method Detail

getSource

protected IlpAttributeValueHolder getSource()

Returns the real object.

Returns:

Attribute value holder

Since:

JViews 7.5

hasAttributeValueNotification

protected boolean hasAttributeValueNotification()

Returns true if fireEvent is required to be called for attribute value changes. Returns false if fireEvent is guaranteed to do nothing.

Internal: do not use!

addAttributeValueListener

public void addAttributeValueListener(AttributeValueListener l)

Adds a listener to attribute value changes.

removeAttributeValueListener

public void removeAttributeValueListener(AttributeValueListener l)

Removes the given listener from the attribute value change notifications.

fireEvent

public void fireEvent(AttributeValueEvent ev)

Notify events to listeners

Parameters:

ev - Event

fireAttributeChange

public void fireAttributeChange(IlpAttribute attribute,
                                Object newValue,
                                Object oldValue)

Fires an attribute value change event.

Parameters:

attribute - Business Attribute

newValue - New attribute value

oldValue - Old attribute value

Internal: do not use!