WebSocketSharp.HandshakeRequest.SetCookies C# (CSharp) Method

        public void SetCookies(CookieCollection cookies)
        {
            if (cookies == null || cookies.Count == 0)
            return;

              var sorted = cookies.Sorted.ToArray ();
              var header = new StringBuilder (sorted [0].ToString (), 64);
              for (int i = 1; i < sorted.Length; i++)
            if (!sorted [i].Expired)
              header.AppendFormat ("; {0}", sorted [i].ToString ());

              Headers ["Cookie"] = header.ToString ();
        }

        // As client
        private HandshakeRequest createHandshakeRequest()
        {
            var path = _uri.PathAndQuery;
              var host = _uri.Port == 80
               ? _uri.DnsSafeHost
               : _uri.Authority;

              var req = new HandshakeRequest (path);
              req.AddHeader ("Host", host);

              if (_origin.Length > 0)
            req.AddHeader ("Origin", _origin);

              req.AddHeader ("Sec-WebSocket-Key", _base64key);

              if (!_protocols.IsNullOrEmpty ())
            req.AddHeader ("Sec-WebSocket-Protocol", _protocols);

              var extensions = createRequestExtensions ();
              if (extensions.Length > 0)
            req.AddHeader ("Sec-WebSocket-Extensions", extensions);

              req.AddHeader ("Sec-WebSocket-Version", _version);

              if (_preAuth && _credentials != null)
            req.SetAuthorization (new AuthenticationResponse (_credentials));

              if (_cookies.Count > 0)
            req.SetCookies (_cookies);

              return req;
        }