private void callAction(UserAction userAction) {
        switch (userAction) {
            case ADD_NEW_OWNER: callAddNewOwnerAction(); break;
            case ADD_NEW_CAR: view.printNoSupport(); break;
            case GET_OWNER_BY_ID: view.printNoSupport(); break;
            case GET_CAR_BY_ID: view.printNoSupport(); break;
            case EXIT: /*Exit*/ break;
        }
    }