我的第一个代码片段

package com.lma.service.impl;

import com.lma.dao.UserDao;
import com.lma.domain.User;
import com.lma.service.UserService;

public class UserServiceImpl implements UserService {

	/*
	 * 注入用户数据库操作
	 */
	private UserDao userDao;
	public void setUserDao(UserDao userDao) {
		this.userDao = userDao;
	}
	
	@Override
	public void regist(User user) {
		userDao.save(user);
	}

}