com.mchange.v2.beans.swing.TestBean Maven / Gradle / Ivy
/*
* Distributed as part of mchange-commons-java 0.2.11
*
* Copyright (C) 2015 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of EITHER:
*
* 1) The GNU Lesser General Public License (LGPL), version 2.1, as
* published by the Free Software Foundation
*
* OR
*
* 2) The Eclipse Public License (EPL), version 1.0
*
* You may choose which license to accept if you wish to redistribute
* or modify this work. You may offer derivatives of this work
* under the license you have chosen, or you may provide the same
* choice of license which you have been offered here.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received copies of both LGPL v2.1 and EPL v1.0
* along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
* If not, the text of these licenses are currently available at
*
* LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php
*
*/
package com.mchange.v2.beans.swing;
import java.beans.*;
public class TestBean
{
String s;
int i;
float f;
PropertyChangeSupport pcs = new PropertyChangeSupport( this );
public String getTheString()
{ return s; }
public int getTheInt()
{ return i; }
public float getTheFloat()
{ return f; }
public void setTheString( String new_s )
{
if (! eqOrBothNull( new_s, s ) )
{
String old_s = s;
this.s = new_s;
pcs.firePropertyChange( "theString", old_s, s );
}
}
public void setTheInt( int new_i )
{
if ( new_i != i )
{
int old_i = i;
i = new_i;
pcs.firePropertyChange( "theInt", old_i, i );
}
}
public void setTheFloat( float new_f )
{
if ( new_f != f )
{
float old_f = f;
f = new_f;
pcs.firePropertyChange( "theFloat", new Float(old_f), new Float(f) );
}
}
public void addPropertyChangeListener( PropertyChangeListener pcl )
{ pcs.addPropertyChangeListener( pcl ); }
public void removePropertyChangeListener( PropertyChangeListener pcl )
{ pcs.removePropertyChangeListener( pcl ); }
private boolean eqOrBothNull( Object a, Object b )
{
return
a == b ||
(a != null && a.equals(b));
}
}