📄 add_check.jsp
字号:
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<jsp:useBean id="connManager" class="chapter5.DBConnManager" scope="application" />
<%
String UserName=session.getValue("UserName");
if (UserName==null)
response.sendRedirect("login.jsp");
Connection con = connManager.getConnection("cart");
if(con==null)
{
%>对不起，现在数据库忙，请稍后再试<%
}
Statement stmt = con.createStatement();
%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>j添加商品处理</title>
</head>
<body>
<%
Date date=new Date();
String path="images/";
String Sort=request.getParameter("Sort");
String WaresName=request.getParameter("WaresName");
String MarketPrice=request.getParameter("MarketPrice");
String Price=request.getParameter("Price");
String SmallImg=path+request.getParameter("SmallImg");
String BigImg=path+request.getParameter("BigImg");
String Description=request.getParameter("Description");
String sql="select * from wares where WaresName='"+WaresName+"'";
ResultSet rs=con.executeQuery(sq);
if(rs.next()){
out.println("<script language='javaScript'>alert('此商品已经添加请不要重复录入');history.back();</script>");
}else{
String sql="insert into wares(Sort,WaresName,MarketPrice,Price,SmallImg,BigImg,Description)values('"+Sort+"','"+WaresName+"','"+Integer.parseInt(MarketPrice)+"','"+Integer.parseInt(Price)+"','"+SmallImg+"','"+BigImg+"','"+Description+"')";
int temp=stmt.executeUpdate(sql);
if(temp>0){
out.println("<script language='javascript'>alert('添加成功');history.back();</script>");
}else{
out.println("<script language='javascript'>alert('数据错误');history.back();</script>");
}
}
rs.close();
stmt.close();
connManager.releaseConnection("cart",con);
%>
</body>
</html>
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