Maintain sessionstate in generic ashx handler

Generichandlersessionstate.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
 
namespace MyGenericHandler
{
    /// <summary>
    /// Summary description for $codebehindclassname$
    /// </summary>
 
    public class Handler : IHttpHandler, 
    System.Web.SessionState.IRequiresSessionState
    {
        public void ProcessRequest(HttpContext context)
        {
           context.Session.Add("myVal", 
              context.Request["myVal"]);
        }
 
        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}