managerdao.java

bbs论坛 采用java的Web开发strtus、hibernate

package com.wish.bbs.dao;

import java.util.List;

import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.cfg.Configuration;

import com.wish.bbs.factory.HibernateSessionFactory;
import com.wish.bbs.pojo.Manager;

public class ManagerDAO {
	Session session=null;
	
	public void save(Manager manager){
		this.session=HibernateSessionFactory.getSession();
		this.session.save(manager);
		this.session.beginTransaction().commit();
		HibernateSessionFactory.closeSession();
	}
	
	public Manager queryByName(String username){
		Manager manager=null;
		this.session=HibernateSessionFactory.getSession();
		String hql="FROM Manager as m where m.username=?";
		Query q=this.session.createQuery(hql);
		q.setString(0, username);
		List list=q.list();
		if(list.size()>0){
			manager=(Manager)list.get(0);
		}
		HibernateSessionFactory.closeSession();
		return manager;
	}
}