public static void press(final Container comboComponent) {
    if (comboComponent instanceof JButton) {
      ((JButton)comboComponent).doClick();
    }
    else {
      for (int i = 0; i < comboComponent.getComponentCount(); i++) {
        Component child = comboComponent.getComponent(i);
        if (child instanceof Container) {
          press((Container)child);
        }
      }
    }
  }
public static void press(final Container comboComponent)