using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.SessionState;

namespace SUNWEB
{
    public class Global : System.Web.HttpApplication
    {

        protected void Application_Start(object sender, EventArgs e)
        {
            Application["TotalOnlineUsers"] = 0;  
        }

        protected void Session_Start(object sender, EventArgs e)
        {

            Application.Lock();
            Application["TotalOnlineUsers"] = (int)Application["TotalOnlineUsers"] + 1;
            Application.UnLock();
            log4net.Config.XmlConfigurator.Configure();

        }

        protected void Application_BeginRequest(object sender, EventArgs e)
        {

        }

        protected void Application_AuthenticateRequest(object sender, EventArgs e)
        {

        }

        protected void Application_Error(object sender, EventArgs e)
        {

        }

        protected void Session_End(object sender, EventArgs e)
        {
            Application.Lock();
            Application["TotalOnlineUsers"] = (int)Application["TotalOnlineUsers"] - 1;
            Application.UnLock();  

        }

        protected void Application_End(object sender, EventArgs e)
        {
            Application["TotalOnlineUsers"] = 0;  
        }
    }
}