userdao.java

实现简单的群聊功能

package cn.edu.buaa.scse.liyi.network.hibernate.dao;

import cn.edu.buaa.scse.liyi.network.hibernate.bean.User;

public class UserDAO extends HibernateDAO
{
	public void addUser(final User user)
	{
		save(user);
	}
	
	public void deleteUser(final User user)
	{
		delete(user);
	}
	
	public void updateUser(final User user)
	{
		update(user);
	}
	
	public User getUser(final String uid)
	{
		return (User)get(User.class,uid);
	}
	
	public static void main(String [] args)
	{
		UserDAO dao=new UserDAO();
		User user=new User("admin","李毅","222","172.16.4.10","");
		dao.addUser(user);
		System.out.println(dao.getUser("liyi").getIp());
	}

}