URSA.Web.Http.HeaderValue.CreateInstance C# (CSharp) Метод

        private static HeaderValue CreateInstance(string header, string value, HeaderParameterCollection parameters)
        {
            switch (header)
            {
                case Header.ContentLength:
                    return new HeaderValue<int>((value.Length > 0 ? Int32.Parse(value) : 0), parameters);
                default:
                    return new HeaderValue(value, parameters);
            }
        }