📄 ware_detail.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java"%>
<%@ page import="java.sql.*"%>
<!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">
<title>欢迎光临网上商城</title>
<link rel=stylesheet type=text/css href="./lib/ware.css">
<jsp:useBean scope="page" id="Ware" class="com.chapter14.Ware" />
<jsp:useBean scope="page" id="Sort" class="com.chapter14.Sort" />
<jsp:useBean scope="page" id="User" class="com.chapter14.User" />
<jsp:useBean scope="page" id="Words" class="com.chapter14.Words" />
</head>
<%
request.setCharacterEncoding("gb2312");
String sUserName = (String) session.getAttribute("UserName");
long lUserID = (Long) session.getAttribute("UserID");
//获取所要显示的商品的索引号，并将它转换成长整型
String sWareID = request.getParameter("WareID");
long lWareID = Long.parseLong(sWareID);
//获取是否需要处理留言信息的参数值
String sWords = request.getParameter("Words");
//判断是否需要处理留言信息
if(sWords != null && sWords.equals("YES"))
{
//获取留言内容
String sContent = request.getParameter("Content");
//保存留言
Words.setWareID(lWareID);
Words.setContent(sContent);
Words.setUserID(lUserID);
Words.add();
}
//获取商品的详细信息
Ware.setWareID(lWareID);
Ware.init();
//获取商品对应的商品类别信息
Sort.setSortID(Ware.getSortID());
Sort.init();
%>
<body bgcolor="#F4FFFE">
<div align="center">
<table width="90%" border="0" cellpadding="0" cellspacing="1">
<tr>
<td width="30%" height="20" align="right" rowspan="5"><img src="./pic/<%=Ware.getPicUrl()%>"></td>
<td width="20%" height="20" align="left"> 【商品名称】 </td>
<td width="50%" height="20" align="left"> <font color="#0000FF"><%=Ware.getWareName()%></font></td>
</tr>
<tr>
<td width="20%" height="20" align="left"> 【商品类别】 </td>
<td width="50%" height="20" align="left"> <font color="#0000FF"><%=Sort.getSortName()%></font></td>
</tr>
<tr>
<td width="20%" height="20" align="left"> 【产地】 </td>
<td width="50%" height="20" align="left"> <font color="#0000FF"><%=Ware.getCompany()%></font></td>
</tr>
<tr>
<td width="20%" height="20" align="left"> 【生产厂家】 </td>
<td width="45%" height="20" align="left"> <font color="#0000FF"><%=Ware.getAddr()%></font></td>
</tr>
<tr>
<td width="20%" height="20" align="left"> 【价格】 </td>
<td width="50%" height="20" align="left"> <font color="#0000FF"><%=Ware.getPrice()%></font>（RMB）</td>
</tr>
</table>
<table width="60%" border="0" cellpadding="0" cellspacing="1">
<tr>
<td width="100%" align="left" height="40" valign="middle">【商品简介】</td>
</tr>
<tr>
<td width="100%" align="left">
<font color="#0000FF">
<%
//替换商品简介中的回车和换行符号，以便在页面上能正常显示
String sIntro = Ware.getIntro();
sIntro = sIntro.replaceAll("\r\n","<br>");
out.println(sIntro);
%>
</font>
</td>
</tr>
</table>
<table width="60%" border="0" cellpadding="0" cellspacing="1">
<tr>
<td width="80%" align="left" height="40" colspan="2" valign="middle">【读者留言】</td>
</tr>
<%
//获取当前商品的所有留言信息
Words.setWareID(lWareID);
ResultSet rs = Words.show_words();
//循环显示当前商品的所有留言信息
while(rs.next())
{
String sContent = rs.getString("Content");
sContent = sContent.replaceAll("\r\n","<br>");
lUserID = rs.getLong("UserID");
User.setUserID(lUserID);
User.init();
%>
<tr bgcolor="#ffffff">
<td width="50%" align="left" height="20">用户名：<font color="#0000FF"><%=User.getUserName()%></font></td>
<td width="50%" align="left" height="20">留言时间：<font color="#0000FF"><%=rs.getString("CreateTime")%></font></td>
</tr>
<tr>
<td width="100%" align="left" colspan="2"><%=sContent%></td>
</tr>
<%
}
%>
</table>
<form name="form1" method="post" action="ware_detail.jsp" target="_self">
<input type="hidden" name="WareID" value="<%=lWareID%>">
<input type="hidden" name="Words" value="YES">
<table width="60%" border="0" cellpadding="0" cellspacing="1">
<tr>
<td width="100%" align="left" height="20"> 用户名：<font color="#0000FF"><%=sUserName%></font></td>
</tr>
<tr>
<td width="100%" align="left" >
<textarea name="Content" rows="6" cols="50"></textarea>
</td>
</tr>
<td width="100%" align="left" height="30">
<input type="submit" name="sub" value="发表留言">
</td>
</table>
</form>
</body>
</html>
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