public T Read<T>(string comment)
        {
            T value = default(T);
            Type s = typeof(T);
            MethodInfo i = this.r.GetType().GetMethod("Read"+s.Name);
            if(i != null)
            {                    value = (T)i.Invoke(this.r, new object[] { });
            }
            if (comment != null)
            {
                AddString(value, comment);
            }
            else
            {
                Console.WriteLine("Comment cannot be empty!!");
            }
            return value;
        }