jsp用户登陆代码

时间：2009-09-12 编辑：简简单单来源：一聚教程网

jsp用户登陆代码
<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="" %>
<%@include file="DB.jsp"%>

http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
http://www.w3.org/1999/xhtml">
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

用户登录-
css" rel="stylesheet" type="text/css" />

<%
if(request.getParameter("Dropsubmit")!=null){
Cookie deleteNewCookie=new Cookie("username",null);
deleteNewCookie.setMaxAge(0);
response.addCookie(deleteNewCookie);
out.print("");
return ;
}
if(request.getParameter("midisubmit")!=null){
String username=new String(request.getParameter("username").getBytes("iso-8859-1"));
String password=new String(request.getParameter("password").getBytes("iso-8859-1"));
password=loginMD5.getMD5ofStr(password);
String company=new String(request.getParameter("company").getBytes("iso-8859-1"));
String conname=new String(request.getParameter("conname").getBytes("iso-8859-1"));
String email=new String(request.getParameter("email").getBytes("iso-8859-1"));
String address=new String(request.getParameter("address").getBytes("iso-8859-1"));
String content=new String(request.getParameter("content").getBytes("iso-8859-1"));
String tel=new String(request.getParameter("tel").getBytes("iso-8859-1"));
String orderr=new String(request.getParameter("order").getBytes("iso-8859-1"));
Statement stmt_ADD=conn.createStatement();
stmt_ADD.executeUpdate("Update Member Set password='"+password+"',content='"+content+"',company='"+company+"',tel='"+tel+"',conname='"+conname+"',email='"+email+"',address='"+address+"',qunx='"+orderr+"' where username='"+username+"'");
stmt_ADD.close();
out.print("");
return ;
}
if(request.getParameter("editname")!=null){
String editname=new String(request.getParameter("editname").getBytes("iso-8859-1"));
Statement stmt_u2=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sqlu2 = "select * from Member where username='" + editname +"'";
ResultSet Rsu2 = stmt_u2.executeQuery(sqlu2);
if(Rsu2.next()){
%>

<%@include file="head.jsp"%>

    background="images/l_m_bg.jpg" height="370">       cellpadding="0" width="300" border="0">

width="706" />

class="f12red" style="FONT-SIZE:14px; FONT-WEIGHT: bold; COLOR: #cccc00">修改个人资料

            action="" method="post">
                                cellspacing="0" cellpadding="8" width="570" align="center" border="0">

                height="20">

用户名：

<%=Rsu2.getString("username")%>

     " />
      " />

密码：

name="password" />

二次修改需要确认以前的密码！

align="right">确认密码：

name="password2" />

align="right">单位名称：

name="company" value="<%=Rsu2.getString("company")%>" />

联系人：

"/>

联系电话：

"/>

bgcolor="#fafafa">

align="right">E_mail：

"/>

联系地址：

"/>

备注 class="f12red">：(可不填)

<%@include file="foot.jsp"%>

<%
  }
Rsu2.close();
stmt_u2.close();
return ;
}
if (request.getParameter("loginCheck")!=null){
Cookie deleteNewCookie=new Cookie("username",null);
deleteNewCookie.setMaxAge(0);
response.addCookie(deleteNewCookie);
String username=new String(request.getParameter("username").getBytes("iso-8859-1"));
String password=new String(request.getParameter("password").getBytes("iso-8859-1"));
password=loginMD5.getMD5ofStr(password);
Statement stmt_Check=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sql = "select * from Member where password='"+ password + "' and username='" + username +"'";
ResultSet RsLoginCheck = stmt_Check.executeQuery(sql);
if(RsLoginCheck.next()){
  if(RsLoginCheck.getString("qunx").equals("1")){
   Cookie cookie=new Cookie("username",java.net.URLEncoder.encode(username,"gb2312"));
   //cookie.setMaxAge(1*24*60*60);
   response.addCookie(cookie); //写COOKIE
   out.print("");
  }else{
   out.print("");
  }
}else{
  out.print("");
}
RsLoginCheck.close();
stmt_Check.close();
conn.close();
}
Cookie cookies[]=request.getCookies();
Cookie sCookie=null;
String svalue=null;
String sname=null;
String SCname=null;
if(cookies.length>1){
//for(int i=1;i   sCookie=cookies[1];
  SCname=java.net.URLDecoder.decode(sCookie.getValue(),"gb2312");
  //out.print("用户名是"+sCookie.getName()+" "+"密码是"+java.net.URLDecoder.decode(sCookie.getValue(),"gb2312")+"
");
//}
}
if (SCname!=null){
Statement stmt_u=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
String sqlu = "select * from Member where username='" + SCname +"'";
ResultSet Rsu = stmt_u.executeQuery(sqlu);
if(Rsu.next()){
%>

<%@include file="head.jsp"%>

    background="images/l_m_bg.jpg" height="370">       cellpadding="0" width="300" border="0">

width="706" />

class="f12red" style="FONT-SIZE:14px; FONT-WEIGHT: bold; COLOR: #cccc00">我的个人信息

            action="" method="post">
                                cellspacing="0" cellpadding="8" width="570" align="center" border="0">

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