📄 balance_do_sell.jsp
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<script language="JavaScript">
<!--
function CheckForm(str)
{
alert(str);
return false;
}
// -->
</script>
<%@ page language="java" contentType="text/html; charset=gb2312"
pageEncoding="gb2312"%>
<%@ 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>购物结算</title>
</head>
<body>
<jsp:useBean id="login" scope="session" class="bb.login" />
<%if(login.dept!=2&&login.dept!=5)
{
%>
<jsp:forward page="index.jsp"/>
<%
}
%>
<jsp:useBean id="dbcon" scope="session" class="bb.Dbcon" />
<jsp:useBean id="pro_array" scope="session" class="bb.pro_array" />
<table border=0 bordercolor="#FF0000" align="center">
<tr>
<td>多谢惠顾</td>
</tr>
<tr>
<td>服务电话:0431-88654321</td>
</tr>
<tr>
<td>牛逼超市</td>
</tr>
<%try{
int l=pro_array.getI();
if(l==0||l==1)
{
%>
<script language="JavaScript">
CheckForm("请正确输入物品");
document.location.href="sell.jsp"
</script>
<%
}
float pay=0f;
Connection con=dbcon.getConn();
String a=null;
for(int n=1;n<l;n++)
{
ResultSet rs=null;
Statement stmt=con.createStatement();
String pro_id=pro_array.products[n];
String sql="update tpb.product set quantity=quantity-1 where pro_id='"+pro_id+"'";
String sql1="select * from tpb.product where pro_id='"+pro_id+"'";
stmt.executeQuery(sql);
rs=stmt.executeQuery(sql1);
rs.next();
%>
<tr>
<td><%=rs.getString("pro_name") %></td>
<td><%=rs.getString("price") %></td>
</tr>
<%
pay+=rs.getFloat("price");
rs.close();
stmt.close();
}
l-=1;
%>
<tr>
<td>总额</td>
<td><%=pay %>元</td>
</tr>
<tr>
<td>售出商品数:</td>
<td><%=l %></td>
</tr>
<tr>
<td>总经理:田鹏斌</td>
</tr>
<tr>
<td>总经理电话:13756137112</td>
</tr>
</table>
<%
dbcon.Close();}catch(Exception e){
%>
<script language="JavaScript">
CheckForm("输入的物品不存在");
document.location.href="balance_sell.jsp"
</script>
<%}
pro_array.resetPro_array();
pro_array.resetI();
%>
<hr>
<a href="balance_sell.jsp">返回</a>
</body>
</html>
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