public static void main(String[] args) {
ApplicationContext ac = new ClassPathXmlApplicationContext(
"classpath:spring/applicationContext.xml", "classpath:spring/spring-servlet.xml");
UserService userService = (UserService) ac.getBean("userService");
System.out.println("ac" + ac);
BaseDao baseDao=(BaseDao) ac.getBean("baseDao");
System.out.println("获得baseDao :" + baseDao);
System.out.println("获得userService :" + userService);
User user = new User();
user.setId(UUID.randomUUID().toString());
user.setName("张三");
user.setPassword("aaaaa");
userService.save(user);
}