public void firePropertyChange(String propertyName,int oldValue,int newValue){
  firePropertyChange(propertyName,Integer.valueOf(oldValue),Integer.valueOf(newValue));
}

public void firePropertyChange ( String propertyName , int oldValue , int newValue ) { firePropertyChange ( propertyName , Integer . valueOf ( oldValue ) , Integer . valueOf ( newValue ) ) ; }
fires a property change of an integer property with the given name . if the old value and the new value are not null and equal the event will not be fired .
