<%@ page language="java" import="java.util.*" contentType="text/html;charset=utf-8" pageEncoding="gb2312"%> <% String path = request.getContextPath(); String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"https://www.jb51.net/"; %> <jsp:useBean scope="session"/> <% String action=request.getParameter("action"); if(action==null) { %> <jsp:forward page="https://www.jb51.net/main_shop.jsp"/> <% } else if(action.trim().equals("buy")) { String sid=request.getParameter("sid"); cart.add(sid.trim()); %> <jsp:forward page="https://www.jb51.net/main_shop.jsp"/> <% } else if(action.trim().equals("gc")) { String sid=request.getParameter("sid"); String count=request.getParameter("count"); cart.setCount(Integer.parseInt(count),sid); %> <jsp:forward page="Cart.jsp"/> <% } else if(action.trim().equals("del")) { String sid=request.getParameter("sid"); cart.deleteFromCart(sid); %> <jsp:forward page="Cart.jsp"/> <% } %> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <base href="https://www.jb51.net/<%=basePath%>"> <title></title> <meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link type="text/css" href="https://www.jb51.net/styles.css"> --> </head> <body> </body> </html>
2.6.5购物车
购物车功能，主要是用过Cart.jsp页面调用ShopCartBean.java类来实现，ShopCartBean.java类代码在上面已给出，下面请看Cart.jsp购物车页面代码：