actionPerformed() - MainWindowController

/*

 */
public void actionPerformed(ActionEvent e) {
    /*
         * jbutton here
         */

        // jmenuitem
    if (e.getSource() instanceof JMenuItem) {
        JMenuItem menuItem = (JMenuItem) e.getSource();

    if (categoryWindow == null) {
        categoryWindow = new CategoryWindow();
                categoryController = new CategoryController(categoryWindow);
    }

    switch (menuItem.getText().toLowerCase()) {
        case "piloto":
                    categoryController.updateAndShowWindow("pilot");
                    break;
                case "avião":
                    categoryController.updateAndShowWindow("airplane");
                    break;
            }
        }
    }