chek_login.jsp

mysql+连接池+JavaBean 实现用户注册登陆系统

<%@ page import="cn.register.user.*" %>
<%@ page import="cn.register.MD5" %>

<%
String ID = request.getParameter("ID");
String password = request.getParameter("password");
String chkcode = request.getParameter("chkcode");		//取得chkcode参数值
String rand = (String)session.getAttribute("rand");		//取得rand参数值

if(!chkcode.equals(rand))
{	
	response.sendRedirect("login.jsp?info=3");    //验证码不正确，请重新登陆         
	return;                                      //return;--中断jsp
}


 //存在用户返回0  不存在用户返回1 密码错误返回2
SqlUser sqlUser = new SqlUser();                             //
//SqlUser sqlUser = Factory.getInstance().initSqlUser();     //此语句=上一语句

User user=sqlUser.getUser(ID);
int index = sqlUser.checkUser(ID,password);


if (index== 1)
    {response.sendRedirect("login.jsp?info=1");}
else if(index== 2)
    {response.sendRedirect("login.jsp?info=2");}
else
    {
		session.setAttribute("user",ID);
		response.sendRedirect("index.jsp");
	}













/*
out.println(ID);
out.println(password);

SqlUser sqlUser = new SqlUser();

User user=sqlUser.getUser(ID);
 

String str=sqlUser.getPassword();

out.println(str);
out.println(ID+"<BR>"+index+"<BR>");
out.println(password+"<BR>");

out.println("password: "+sqlUser.getPassword());

String strin=MD5.toMD5(password) ;
out.println("<BR>");
out.println("password: "+strin);
*/


%>