Profiles.Framework.Utilities.SessionManagement.SessionLogout C# (CSharp) Method

        public void SessionLogout()
        {
            DataIO dataio = new DataIO();
            Session session = this.Session();
            session.LogoutDate = DateTime.Now;
            dataio.SessionUpdate(ref session);

            session = null;
            dataio = null;
        }

 /// <summary>
 /// For User Authentication 
 /// </summary>
 /// <param name="user"></param>
 /// <param name="session"></param>
 public void UserLogout()
 {
     SessionManagement sm = new SessionManagement();
     sm.SessionLogout();
 }