yonghudaoimpl.java

自己写的一个java购销系统

package com.yuanjin.mtgx.dao.impl;

import java.util.List;

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

import com.yuanjin.mtgx.dao.YongHuDAO;
import com.yuanjin.mtgx.entity.YongHu;
import com.yuanjin.mtgx.util.HbnUtil;

public class YongHuDAOImpl implements YongHuDAO {

	public void delete(YongHu yh) {
		// TODO Auto-generated method stub
		Session session=HbnUtil.getCurrentSession();
		if(session!=null){
			session.delete(yh);
		}

	}

	public List<YongHu> findALL() {
		// TODO Auto-generated method stub
		Session session=HbnUtil.getCurrentSession();
		List list=null;
		if(session!=null){
			list=session.createQuery("from YongHu y").list();
		}
		return list;
	}

	public YongHu findByNo(String no) {
		// TODO Auto-generated method stub
		Session session=HbnUtil.getCurrentSession();
		YongHu yh=null;
		if(session!=null){
			Query q=session.createQuery("from YongHu y where y.dlzh=:dlzh");
			q.setString("dlzh", no);
			yh=(YongHu) q.uniqueResult();
		}
		return yh;
	}

	public void save(YongHu yh) {
		// TODO Auto-generated method stub
		Session session=HbnUtil.getCurrentSession();
		if(session!=null){
			session.save(yh);
		}
	}

	public void update(YongHu yh) {
		// TODO Auto-generated method stub
		Session session=HbnUtil.getCurrentSession();
		if(session!=null){
			session.saveOrUpdate(yh);
		}
	}

}