userdaoimpl.java

struts2 +spring 的小demo程序 希望大家学习

package dao.impl;

import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.springframework.orm.hibernate3.HibernateTemplate;

import vo.User;
import dao.interfaces.UserDao;

public class UserDaoImpl implements UserDao
	{
//	private HibernateTemplate hibernateTemplate;
	private SessionFactory sessionFactory;
	
	public void setSessionFactory(SessionFactory sessionFactory)
		{
		this.sessionFactory = sessionFactory;
//		hibernateTemplate = new HibernateTemplate(sessionFactory);
		}
	
	public User find(String name,String password)
		{
		Session session = sessionFactory.openSession();
//		Transaction tran = session.beginTransaction();
		String sql = "FROM User AS u WHERE u.name = ? AND u.password = ?";
		Query q = session.createQuery(sql);
		q.setString(0, name);
		q.setString(1, password);		
		List<User> list = q.list();
//		tran.commit();
		session.close();
		if (list.size()==0)
			return null;
		else
			return list.get(0);
		}
	
	}