Thinktecture.IdentityModel.Tokens.AccessSecurityTokenHandler.WriteToken C# (CSharp) Method

        public override void WriteToken(XmlWriter writer, SecurityToken token)
        {
            if (writer == null)
            {
                throw new ArgumentNullException("writer");
            }

            if (token == null)
            {
                throw new ArgumentNullException("token");
            }
            //Contract.EndContractBlock();

            var accToken = token as AccessSecurityToken;
            if (accToken == null)
            {
                throw new ArgumentException("token");
            }
            
            // create the token payload XML
            var xml = new XElement(_ns + AccessSecurityToken.TokenName, new XAttribute("id", accToken.Id),
                new XElement(_ns + "resource", accToken.Resource),
                new XElement(_ns + "subject", accToken.SubjectName),
                new XElement(_ns + "expires", accToken.ValidTo.ToString(DateTimeFormats.Generated, CultureInfo.InvariantCulture)));
 
            // create the digital signature of the token XML and append it to the token
            var sig = SignToken(xml, accToken.IssuerCertificate);
            xml.Add(sig);

            writer.WriteNode(XmlReader.Create(new StringReader(xml.ToString())), false);
        }

        private static StringBuilder WriteToken(AccessSecurityTokenHandler handler, SecurityToken token)
        {
            var sb = new StringBuilder();
            using (var writer = new XmlTextWriter(new StringWriter(sb)))
            {
                handler.WriteToken(writer, token);
            }

            return sb;
        }