package com.kettas.biz;

import java.util.List;

import com.kettas.entity.Item;

/*
 * Author:SecondGroup
 * Time:2010.1.12
 * Version:1.0.0
 */
public interface ItemBiz {
	/*
	 * 添加购物项
	 */
	public void addItem(Item item) throws Exception;
	/*
	 * 删除购物项
	 */
	public void removeItem(Integer id) throws Exception; 
	/*
	 * 修改购物项
	 */
	public void modifyItem(Item item) throws Exception;
	/*
	 * 按Id查询购物项
	 */
	public Item getItemById(Integer id) throws Exception;
	/*
	 * 按订单Id查询订单项
	 */
	public List<Item> getItemsByOrderId(Integer orderId) throws Exception;
}