orderitemdao.java

网上购物系统struts+spring+hibernate实现

package com.sdi0708.bdifn.bookstore.dao.impl;

import java.util.List;

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

import com.sdi0708.bdifn.bookstore.dao.IOrderItemDao;
import com.sdi0708.bdifn.bookstore.domain.OrderItem;

public class OrderItemDao extends BaseDao implements IOrderItemDao {

	public void addOrderItems(OrderItem item) {
		Session session = openSession();
		session.save(item);
	}

	@SuppressWarnings("unchecked")
	public List<OrderItem> findAllOrderItems(Long orderid) {
		Session session = openSession();
		List<OrderItem> items = null;
		String hql = "from OrderItem oi where oi.order.id = ? ";
		Query q = session.createQuery(hql);
		q.setLong(0, orderid);
		items = q.list();
		return items;
	}

}