public static void getUserList(String userName) {
		SqlSession session = sqlSessionFactory.openSession();
		try {
			UserDao userOperation = session.getMapper(UserDao.class);
			List<User> users = userOperation.selectUsers(userName);
			for (User user : users) {
				System.out.println(user.getId() + ":" + user.getUserName()
						+ ":" + user.getUserAddress());
			}

		} finally {
			session.close();
		}
	}