orderdaoimpl.java

网上购物车的JAVA代码实现版

package feng.shoppingcart.dao.impl;
import java.util.*;
import feng.shoppingcart.util.*;
import feng.shoppingcart.dao.*;
import feng.shoppingcart.entity.*;
import org.hibernate.*;
public class OrderDaoImpl implements OrderDao{

	
	public void deleteOrder(Order order) throws Exception {
		Session session=UtilContext.getSession();
		session.delete(order);
		
	}

	
	public Order insertOrder(Order order) throws Exception {
		Session session=UtilContext.getSession();
		session.save(order);
		return order;
	}


	public Collection<Order> queryAllOrder() throws Exception {
		Session session=UtilContext.getSession();
		Query query=session.createQuery("from Order");
		List result=query.list();
		return result;
	}


	public Order queryOrderById(Integer id) throws Exception {
		Session session=UtilContext.getSession();
		Order order=(Order)session.get(Order.class, id);
		return order;
	}



	public Order updateOrder(Order order) throws Exception {
		Session session=UtilContext.getSession();
		session.update(order);
		return order;
	}

}