Java MapHandlerMenuItem.findAndUndo примеры использования

Пример #1

  public void findAndUndo(Object someObj) {
    super.findAndUndo(someObj);

    if (someObj instanceof MapBean && map == someObj) {
      map = null;
    }

    if (someObj instanceof InformationDelegator && infoDelegator == someObj) {

      infoDelegator = null;
    }
  }