package org.hibernate_one;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.util.ConfigHelper;
import org.hibernate_one.entity.Dept;
import org.junit.Test;
/*
* 单元测试
* 记得加@Test导入包
*/
public class TestUtil {
@Test
public void testADept(){
/*
*1.读取配置文件
*2.创建session工厂
*3.打开session
*4.开始事务
*5.持久化操作(增删改)
*6.提交事务或者回滚事务
*7.关闭session
*/
Configuration conf = new Configuration().configure();
SessionFactory sessionFac = conf.buildSessionFactory();
Session session = sessionFac.openSession();
Transaction tx = session.beginTransaction();
Dept dept = new Dept(70, "bdqn", "jinan");
try {
//session.save(dept);
//tx.commit();
//查询
//Dept dep=(Dept)session.get(Dept.class,50 );
//System.out.println(dep.getdName());
//修改
//dep.setdName("oldNme");
//删除
//session.delete(dep);
//不是持久化状态提交
//session.update(dept);
//有的化修改,没有的话添加
session.saveOrUpdate(dept);
tx.commit();
} catch (Exception ex) {
ex.printStackTrace();
tx.rollback();// 回滚事务
} finally {
session.close();
}
}
}