package test;

import org.hibernate.HibernateException;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;

import entity.User;

public class Test {
	Configuration conf = null;
	SessionFactory sessionFactory = null;
	Session session = null;
	Transaction tx = null;
	public void addUser(User user){
		try{
			//1。加载配置文件
			conf = new Configuration().configure();
			//2.初始化
			sessionFactory = conf.buildSessionFactory();
			//3.创建session对象
			session = sessionFactory.openSession();
			//4.创建事务
			tx = session.beginTransaction();
			//5.数据操作
			session.save(user);		//新增
			//session.update(usr);	//修改
			//session.delete(user);	//删除
			//session.get(User.class, id);	//get方法 根据ID查找数据		get找不到返回空对象null
			//session.load(User.class,id);	//load方法 根据ID查找数据  	load找不到会报错
			//6.提交操作
			tx.commit();
		}catch (HibernateException ex) {
			tx.rollback();	//出现错误 回滚
		}
	}
	public static void main(String[] args) {
		User user = new User();
		user.setName("消失");
		user.setUserName("123");
		user.setTelePhone("18012341234");
		user.setIsAdmin("Y");
		user.setPassWord("123");
		Test t = new Test();
		t.addUser(user);
	}
}