buycart.jsp

来自「《Web程序测试实训教程（Java版）》-徐民鹰-源代码」· JSP 代码 · 共 40 行

<%@ page contentType="text/html; charset=gb2312" language="java" errorPage="" %>
<%@ page import="cart.*"%> 
<%@ page import="com.Str"%> 
<%@ page import="java.util.Vector"%>
<%
Str chr=new Str();
//取得购物车操作动作
int action = Integer.parseInt(request.getParameter("action"));
//某一类别的图书的书名和价格
Vector shop=(Vector)session.getAttribute("shop");

//ArrayList products=session.getAttribute("products");
//如果购物车为空，则建立购物车
//添加购物车项
CartService cs=new CartService(); 

   switch(action){ 
      case 1:
    	  float price=Float.parseFloat(request.getParameter("price").trim());
    	  String bookTitle=chr.toChinese(request.getParameter("bookTitle").trim());
    	  shop=cs.addCart(bookTitle,price,shop); 
    	  session.setAttribute("shop",shop);
      break;
      case 2:
    	  //修改购物车项的数量
    	  Vector newshop=cs.modifyCart();
    	  session.setAttribute("shop",newshop);
      break;   
      case 3:
    	  //删除指定pid的商品项
    	  //cs.delCart(pid); 
      break;  
      default: 	
   }
%>
<script language="javascript">
    alert("商品已成功添加到购物车");
    window.location.href="order.jsp";
</script>
</body>