package org.exist.client.xacml;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
public abstract class AbstractNodeEditor implements NodeEditor
{
private List listeners = new ArrayList(2);
protected void fireChanged()
{
ChangeEvent event = new ChangeEvent(this);
for(Iterator it = listeners.iterator(); it.hasNext();)
((ChangeListener)it.next()).stateChanged(event);
}
public void addChangeListener(ChangeListener listener)
{
if(listener != null)
listeners.add(listener);
}
public void removeChangeListener(ChangeListener listener)
{
if(listeners != null)
listeners.remove(listeners);
}
}