persondaoimpl.java

不错的留言簿,大家可以看看哦.喜欢的可以下的.

package com.zjf.impl;

import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;

import com.zjf.dao.PersonDAO;
import com.zjf.factory.DefaultSessionFactory;
import com.zjf.vo.Person;

public class PersonDAOImpl implements PersonDAO {
	private Session session=null;
	public PersonDAOImpl(){
		session=DefaultSessionFactory.getSession();
	}

	public boolean login(Person person) throws Exception {
		boolean flag = false;
		String hql = "FROM Person AS p WHERE p.id=? AND p.password=?";
		Query q = this.session.createQuery(hql);
		q.setString(0, person.getId());
		q.setString(1, person.getPassword());
		List all = q.list();
		if (all.size() > 0) {
			flag = true;
			person.setName(((Person) all.get(0)).getName());
		}
		this.session.close();
		return flag;
	}

}