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jsp Çåcookie

<%@ page contentType="text/html; charset=GBK" language="java"%>
<%
String[] cookiename = {"JSESSIONID","SECURE_AUTH_ROOT_COOKIE","SECURITY_AUTHENTICATION_COOKIE"};
for(int index = 0, len = cookiename.length; index < len; index ++) {
javax.servlet.http.Cookie c = new javax.servlet.http.Cookie( cookiename[index], null);
c.setMaxAge(0);
c.setPath("/");
response.addCookie(c);
javax.servlet.http.Cookie c2 = new javax.servlet.http.Cookie( cookiename[index], null);
c2.setMaxAge(0);
c2.setPath(request.getContextPath());
response.addCookie(c2);
}
//System.out.println("clear cookie LtpaToken");
%>


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 member.jsp   //sessionÏÞÖÆ·ÃÎÊÒ³
<%
String url = ""
if(session.getAttribute("username")==null)
{
         url = myRedirect.dealurl(request);//¼Ç¼µ±Ç°µØÖ·ºÍÇëÇó²ÎÊý£¬dealurl½«Êµ¼Êurl´¦ÀíÁ˱ÜÃâºÍÒªÇëÇóurlÓиÉÈÅ,ÒòΪ»áÓÐ& ×Ö·û
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 <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<%@ page contentType="text/html; charset=gb2312" language="java"
import="java.sql.*"%>
<%  
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