org.jhotdraw.beans
Class AbstractBean

java.lang.Object
  org.jhotdraw.beans.AbstractBean

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable

Direct Known Subclasses:

AbstractApplication, AbstractApplicationModel, AbstractColorSlidersModel, AbstractConstrainer, AbstractFigure, AbstractTool, DefaultDrawingEditor, DrawingEditorProxy

public class AbstractBean
extends java.lang.Object
implements java.io.Serializable, java.lang.Cloneable

This abstract class can be extended to implement a JavaBean.

Implements the methods required for adding and removing property change listeners.

Version:

$Id: AbstractBean.java 717 2010-11-21 12:30:57Z rawcoder $

Author:

Werner Randelshofer

See Also:

Serialized Form

Field Summary

protected java.beans.PropertyChangeSupport

propertySupport

Constructor Summary

AbstractBean()

Method Summary

void	addPropertyChangeListener(java.beans.PropertyChangeListener listener) Adds a PropertyChangeListener which can optionally be wrapped into a WeakPropertyChangeListener.
void	addPropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Adds a PropertyChangeListener which can optionally be wrapped into a WeakPropertyChangeListener.
AbstractBean	clone()
protected void	firePropertyChange(java.lang.String propertyName, boolean oldValue, boolean newValue)
protected void	firePropertyChange(java.lang.String propertyName, int oldValue, int newValue)
protected void	firePropertyChange(java.lang.String propertyName, java.lang.Object oldValue, java.lang.Object newValue)
java.beans.PropertyChangeListener[]	getPropertyChangeListeners()
void	removePropertyChangeListener(java.beans.PropertyChangeListener listener) Removes a PropertyChangeListener.
void	removePropertyChangeListener(java.lang.String propertyName, java.beans.PropertyChangeListener listener) Removes a PropertyChangeListener.

Methods inherited from class java.lang.Object

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

Field Detail

propertySupport

protected java.beans.PropertyChangeSupport propertySupport

Constructor Detail

AbstractBean

public AbstractBean()

Method Detail

addPropertyChangeListener

public void addPropertyChangeListener(java.beans.PropertyChangeListener listener)

Adds a PropertyChangeListener which can optionally be wrapped into a WeakPropertyChangeListener.

Parameters:

listener -

addPropertyChangeListener

public void addPropertyChangeListener(java.lang.String propertyName,
                                      java.beans.PropertyChangeListener listener)

Adds a PropertyChangeListener which can optionally be wrapped into a WeakPropertyChangeListener.

Parameters:

listener -

removePropertyChangeListener

public void removePropertyChangeListener(java.beans.PropertyChangeListener listener)

Removes a PropertyChangeListener. If the listener was added wrapped into a WeakPropertyChangeListener, the WeakPropertyChangeListener is removed.

Parameters:

listener -

removePropertyChangeListener

public void removePropertyChangeListener(java.lang.String propertyName,
                                         java.beans.PropertyChangeListener listener)

Removes a PropertyChangeListener. If the listener was added wrapped into a WeakPropertyChangeListener, the WeakPropertyChangeListener is removed.

Parameters:

listener -

firePropertyChange

protected void firePropertyChange(java.lang.String propertyName,
                                  boolean oldValue,
                                  boolean newValue)

firePropertyChange

protected void firePropertyChange(java.lang.String propertyName,
                                  int oldValue,
                                  int newValue)

firePropertyChange

protected void firePropertyChange(java.lang.String propertyName,
                                  @Nullable
                                  java.lang.Object oldValue,
                                  @Nullable
                                  java.lang.Object newValue)

clone

public AbstractBean clone()

Overrides:

clone in class java.lang.Object

getPropertyChangeListeners

public java.beans.PropertyChangeListener[] getPropertyChangeListeners()