final StringBean sb;
final Boolean hit[] = new Boolean[1];
sb = new StringBean();
hit[0] = Boolean.FALSE;
sb.addPropertyChangeListener(new PropertyChangeListener() {
public void propertyChange(PropertyChangeEvent event) {
if (event.getSource().equals(sb))
if (event.getPropertyName().equals(StringBean.PROP_STRINGS_PROPERTY))
hit[0] = Boolean.TRUE;
}