guestbook_postmessage.jsp
来自「用Jsp实现的图书管理系统代码」· JSP 代码 · 共 35 行
JSP
35 行
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@ include file="../ch.jsp" %>
<jsp:useBean id="guestbook" class="conndb.DbConnBean" scope="request" />
<!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>处理留言</title>
</head>
<body>
<%
String username=request.getParameter("username");
String content=request.getParameter("content");
String sql="insert into guestbook (nickname,content) values('"+username+"','"+content+"')";
if(username==null||username.equals("")||content==null||content.equals(""))
{
%>
<script language="javascript">history.back();</script>
<%
}else{
int temp=-2;
temp=guestbook.update(sql);
if(temp>0){%><script language="javascript">alert("发布留言成功!我们会认真考虑你的建议的,谢谢!");</script>
<a href="../index.jsp">返回网站首页</a>
<%
}else{
session.setAttribute("error","请检查你的输入.请确保你输入的信息的正确性!");
response.sendRedirect("../errorpage.jsp");
} }
%>
</body>
</html>
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