📄 shoppingcart.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<jsp:directive.page import="ss06.sl.pj3.*;"/>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GB2312">
<link href="style.css" rel="stylesheet" type="text/css" />
<%
if(session.getAttribute("username") == null){
response.sendRedirect("index.jsp");
return;
}
if(!session.getAttribute("role").equals("user")){
response.sendRedirect("adminIndex.jsp");
return;
}
%>
<%! ArrayList shoppingcart = new ArrayList(); %>
<%
if(request.getParameter("ISBN") != null){
DBUtil dbutil = DBUtil.getInstance();
dbutil.connect2DB();
if(session.getAttribute("shoppingcart") != null){
shoppingcart = (ArrayList)session.getAttribute("shoppingcart");
}else{
shoppingcart = new ArrayList();
}
request.setCharacterEncoding("UTF-8");
String ISBN = request.getParameter("ISBN");
String userid = dbutil.getUseridFromUsername(session.getAttribute("username").toString());
java.util.Date date = new java.util.Date();
int year = date.getYear();
int month = date.getMonth();
int day = date.getDate();
java.sql.Date ordertime = new java.sql.Date(year, month, day);
if(isCartCanAdd(ISBN)){
shoppingcart.add(new ShoppingCart(userid, ISBN, Double.parseDouble(request.getParameter("price")) ,1, ordertime));
session.setAttribute("shoppingcart", shoppingcart);
}
}
if(request.getParameter("delete") != null){
shoppingcart.remove(Integer.parseInt(request.getParameter("delete")));
response.sendRedirect("shoppingcart.jsp");
}
%>
<%!
public boolean isCartCanAdd(String ISBN){
Object cart[] = shoppingcart.toArray();
for(int i = 0; i < cart.length; i++){
if(((ShoppingCart)cart[i]).getISBN().equals(ISBN))
return false;
}
return true;
}
%>
<title>我的购物车</title>
<script Language="JavaScript">
<!--
//-->
</Script>
</head>
<body>
<table align="center" width="776" cellspacing="0">
<tr>
<td align="center"><a href="picture/title.jpg"><img src="picture/title.jpg" border="0" /></a></td>
<td align="left"><a href="picture/title2.jpg"><img src="picture/title2.jpg" border="0" /></a></td>
<td>
<div class="top1"><span><a href="#">设为首页</a></span></div>
<div class="top1"><span><a href="#">加入收藏</a></span></div>
<div class="top2"><span><a href="#">会员专区</a></span></div>
</td>
</tr>
</table>
<table cellspacing="0" width="776" align="center">
<tr>
<td class="td1">
<div id="newcard">
<a href="userIndex.jsp"><img class="choose2" src="picture/userbook-n.bmp" /></a>
<img class="newdirect" src="picture/shoppingcart-c.bmp" />
<a href="usermessage.jsp"><img class="newdirect2" src="picture/self-n.bmp" /></a>
</div>
</td>
</tr>
<tr>
<td class="newtd4">
<span class="link_id"><a href="userlinksearch.jsp?name=Computer">计算机</a></span>
<span class="link_id"><a href="userlinksearch.jsp?name=Economics">经济学</a></span>
<span class="link_id"><a href="userlinksearch.jsp?name=ForeignLanguage">外语</a></span>
<span class="link_id"><a href="userlinksearch.jsp?name=Literature">文学</a></span>
</td>
</tr>
</table>
<table align="center" cellspacing="0" width="776">
<tr>
<td colspan="2" class="td3"><img src="picture/line.jpg" /></td>
</tr>
<tr>
<!--左边区域的大td-->
<td class="td5" width="174" valign="top">
<div class="div1">
<div><img src="picture/login.jpg" /></div>
<br>
<div align="center"><b><%= session.getAttribute("username") %></b> 您好！</div>
<div align="center">您的身份是：<b><%= session.getAttribute("role") %></b></div>
<br>
<div align="center"><a href="test.jsp">注销登录</a></div>
<br>
</div>
<div class="div1">
<div><img src="picture/booksearch.jpg" /></div>
<div class="div2">
<ul class="ul1">
<li><a href="userlinksearch.jsp?name=Computer">计算机</a></li>
</ul>
<div class="div4">
<table border="0" width="170">
<tr>
<td class="td6" width="70"><a href="userlikesearch.jsp?name=0">操作系统</a></td><td class="td6"><a href="userlikesearch.jsp?name=1">应用软件</a></td>
</tr>
<tr>
<td class="td6"><a href="userlikesearch.jsp?name=2">程序设计</a></td><td class="td6"><a href="userlikesearch.jsp?name=3">网络技术</a></td>
</tr>
</table>
</div>
</div>
<div class="div2">
<ul class="ul1">
<li><a href="userlinksearch.jsp?name=Economics">经济学</a></li>
</ul>
<div class="div4">
<table border="0" width="170">
<tr>
<td class="td6" width="70"><a href="userlikesearch.jsp?name=4">宏观经济学</a></td><td class="td6"><a href="userlikesearch.jsp?name=5">微观经济学</a></td>
</tr>
<tr>
<td class="td6"><a href="userlikesearch.jsp?name=6">经济学原理</a></td>
</tr>
</table>
</div>
</div>
<div class="div2">
<ul class="ul1">
<li><a href="userlinksearch.jsp?name=ForeignLanguage">外语</a></li>
</ul>
<div class="div4">
<table border="0" width="170">
<tr>
<td class="td6" width="70"><a href="userlikesearch.jsp?name=7">英语</a></td><td class="td6"><a href="userlikesearch.jsp?name=8">法语</a></td>
</tr>
<tr>
<td class="td6"><a href="userlikesearch.jsp?name=9">日语</a></td><td class="td6"><a href="userlikesearch.jsp?name=10">俄语</a></td>
</tr>
</table>
</div>
</div>
<div class="div2">
<ul class="ul1">
<li><a href="userlinksearch.jsp?name=Literature">文学</a></li>
</ul>
<div class="div4">
<table border="0" width="170">
<tr>
<td class="td6" width="70"><a href="userlikesearch.jsp?name=11">纪实文学</a></td><td class="td6"><a href="userlikesearch.jsp?name=12">现当代随笔</a></td>
</tr>
<tr>
<td class="td6"><a href="userlikesearch.jsp?name=13">中国古诗词</a></td><td class="td6"><a href="userlikesearch.jsp?name=14">现当代诗词</a></td>
</tr>
</table>
</div>
</div>
</div>
</td>
<td class="td4" valign="top" width="600">
<div align="center" id="carttitle"><h3>我的购物车</h3></div>
<div id="tablediv">
<h4>商品列表</h4>
<form action="changequantity.jsp" method="post" name="shopping">
<table width="500" border="1" align="center">
<tr>
<th>书本名称</th><th>单价</th><th>数量</th><th>定购日期</th><th>删除</th>
</tr>
<%
DBUtil dbutil = DBUtil.getInstance();
dbutil.connect2DB();
int totlebook = 0;
double sum = 0;
if(session.getAttribute("shoppingcart") != null){
shoppingcart = (ArrayList)session.getAttribute("shoppingcart");
Object myshoplist[] = shoppingcart.toArray();
for(int i = 0; i < myshoplist.length; i++){
totlebook += ((ShoppingCart)myshoplist[i]).getQuantity();
sum += ((ShoppingCart)myshoplist[i]).getPrice() * ((ShoppingCart)myshoplist[i]).getQuantity();
%>
<tr>
<td align="center"><%= dbutil.getBookname(((ShoppingCart)myshoplist[i]).getISBN()) %></td>
<td align="center"><%= ((ShoppingCart)myshoplist[i]).getPrice() %></td>
<td align="center"><input name="quantity<%= i %>" value="<%= ((ShoppingCart)myshoplist[i]).getQuantity() %>" size="2" onblur="shopping.submit();"></td>
<td align="center"><%= ((ShoppingCart)myshoplist[i]).getOrdertime() %></td>
<td align="center"><a href="shoppingcart.jsp?delete=<%= i %>">删除</a></td>
</tr>
<%
}
}
%>
</table>
</form>
<div align="center">
购买总数：<font color="red"><%= totlebook %> 本</font>
总金额：<font color="red"><%= sum %> 元</font>
</div>
<br>
<div align="center">
<a href="paybook.jsp"><img src="picture/pay.bmp" style="{border-width:0px;}"></a>
<a href="userIndex.jsp"><img src="picture/gotoshop.bmp" style="{border-width:0px;}"></a>
</div>
</div>
<br>
<div align="center" style="{font-size:14px;}"><a href="historycart.jsp">查看历史购物</a></div>
</td>
</tr>
</table>
<table align="center" width="776">
<tr>
<td id="last_td1" colspan="2" align="center">
<span class="list3"><a href="#">关于我们</a></span>
<span class="list3"><a href="#">联系我们</a></span>
<span class="list3"><a href="#">付款方式</a></span>
<span class="list4"><a href="#">客户反馈</a></span>
</td>
</tr>
<tr>
<td id="last_td2" colspan="2" align="center">
<div id="last_div">网上书店版权所有</div>
<div>Copyright ?2002 - 2004 NETSTAR CO,LTD. All Rights Reserved</div>
</td>
</tr>
</table>
</body>
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