ui/src/main/java/ucar/util/prefs/ui/Field.java
protected void sendEvent() {
    if (listenerList != null) {
      PropertyChangeEvent event = new PropertyChangeEvent(this, name, previousValue, getValue());
      Object[] listeners = listenerList.getListenerList();
      for (int i=listeners.length-2; i>=0; i-=2)
        ((PropertyChangeListener)listeners[i+1]).propertyChange(event);
    }
  }
protected void sendEvent() {
    if (listenerList != null) {
      PropertyChangeEvent event = new PropertyChangeEvent(this, name, previousValue, getValue());
      Object[] listeners = listenerList.getListenerList();
      for (int i=listeners.length-2; i>=0; i-=2)
        ((PropertyChangeListener)listeners[i+1]).propertyChange(event);
    }
  }
protected void sendEvent ( ) { if ( listenerList != null ) { PropertyChangeEvent event = new PropertyChangeEvent ( this , name , previousValue , getValue ( ) ) ; Object [ ] listeners = listenerList . getListenerList ( ) ; for ( int i = listeners . length - 2 ; i >= 0 ; i -= 2 ) ( ( PropertyChangeListener ) listeners [ i + 1 ] ) . propertyChange ( event ) ; } }
send PropertyChangeEvent
send PropertyChangeEvent