📄 addbasket.jsp
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<%@ page language="java" import="java.util.*,beans.*;" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!-- 功能：图书加入购物车 -->
<!-- 作者：CuteCode -->
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>My JSP 'addBasket.jsp' starting page</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 rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<Script>
function checkNum(obj){
var remain = <%=request.getParameter("remainNum")%>
if(obj<1){
alert("请输入有效购买数量!");
document.buy.number.focus();
return false;
}else if(((obj*10)%10)!="0"){
alert("请输入整数");
document.buy.number.focus();
return false;
}else if(obj>remain){
alert("库存不足!我们会尽快提供!");
document.buy.number.focus();
return false;
}else{
return true;
}
}
function sum(){
document.buy.totalPrice.value=document.buy.number.value*
document.buy.unitPrice.value;
}
</Script>
<jsp:include page="userpage/title.jsp" flush="true"/>
<center><h5>图书加入购物车<h5></center>
<% Book book = (Book)request.getAttribute("addBook"); %>
<form name="buy" onSubmit="return checkNum(number.value)" action="/BookShop/servlet/user?requestType=insertBasket" method="post">
<input type="hidden" name="bookName" value="<%=book.getName() %>">
<input type="hidden" name="unitPrice" value="<%=book.getPrice() %>">
<input type="hidden" name="bookId" value=<%=book.getId() %>>
<table align="center">
<tr><td width="150">图书名称</td><td width="150">单价</td><td width="150">数量</td><td width="150">总价</td></tr>
<tr><td whidth="150"><%=book.getName() %></td><td whidth="150"><%=book.getPrice() %></td><td whidth="150"><input type="text" value="1" size="10" name="number" onblur="sum();">本</td>
<td whidth="150"><input type="text" name="totalPrice" size="10" value="<%=book.getPrice() %>" disabled=true>元</td>
</tr>
<tr>
<td colspan="4" align="center"><input type="submit" value="加入购物车"></td>
</tr>
</table>
</form>
<jsp:include page="public/buttom.jsp" flush="true"/>
</body>
</html>
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