private static void showAllUser() throws Exception {
        
        System.out.println("Users...");
        UserDAO dao = new UserDAO();
        ArrayList users = (ArrayList) dao.findAll();
        User o;
        
        for (int i = 0; i < users.size(); i++) {
            o = (User) users.get(i);
            System.out.println("ID: " + o.getId() + " - " + "Name: " + o.getName());
        }
        
        User admin = (User) dao.getNewInstance();
        
    }