org.exoplatform.commons.utils
Class PropertyChangeSupport

java.lang.Object
  org.exoplatform.commons.utils.PropertyChangeSupport

All Implemented Interfaces:

Serializable

public class PropertyChangeSupport
extends Object
implements Serializable

Created by The eXo Platform SAS Author : thanh_vucong thanh_vucong@exoplatform.com Jan 10, 2013

See Also:

Serialized Form

Constructor Summary

PropertyChangeSupport(Object sourceBean)

Method Summary

void	addPropertyChange(PropertyChangeEvent evt) Adds an existing PropertyChangeEvent.
void	addPropertyChange(String propertyName, Object oldValue, Object newValue) Adds PropertyChangeEvent.
PropertyChangeEvent[]	getChangeEvents() Gets PropertyChangeEvents
PropertyChangeEvent	getPropertyChange(String propertyName) Gets PropertyChangeEvent by propertyName
boolean	hasPropertyName(String propertyName) Has any PropertyChangeEvent by propertyName or not
boolean	removePropertyChange(String propertyName) Removes an existing PropertyChangeEvent.

Methods inherited from class java.lang.Object

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

Constructor Detail

PropertyChangeSupport

public PropertyChangeSupport(Object sourceBean)

Method Detail

addPropertyChange

public void addPropertyChange(String propertyName,
                              Object oldValue,
                              Object newValue)

Adds PropertyChangeEvent. No event is fired if old and new are equal and non-null.

Parameters:

propertyName - The programmatic name of the property that was changed.

oldValue - The old value of the property.

newValue - The new value of the property.

addPropertyChange

public void addPropertyChange(PropertyChangeEvent evt)

Adds an existing PropertyChangeEvent. No event is created if the given event's old and new values are equal and non-null.

Parameters:

evt - The PropertyChangeEvent object.

removePropertyChange

public boolean removePropertyChange(String propertyName)

Removes an existing PropertyChangeEvent.

Parameters:

propertyName - propertyName

getChangeEvents

public PropertyChangeEvent[] getChangeEvents()

Gets PropertyChangeEvents

Returns:

getPropertyChange

public PropertyChangeEvent getPropertyChange(String propertyName)

Gets PropertyChangeEvent by propertyName

Parameters:

propertyName -

Returns:

hasPropertyName

public boolean hasPropertyName(String propertyName)

Has any PropertyChangeEvent by propertyName or not

Parameters:

propertyName -

Returns:

True or False