CoAP.Request.CopyEventHandler C# (CSharp) Метод

        internal override void CopyEventHandler(Message src)
        {
            base.CopyEventHandler(src);

            Request srcReq = src as Request;
            if (srcReq != null)
            {
                ForEach(srcReq.Respond, h => this.Respond += h);
                ForEach(srcReq.Responding, h => this.Responding += h);
            }
        }

        public void ProactiveCancel()
        {
            Request cancel = Request.NewGet();

            // copy options, but set Observe to cancel
            cancel.SetOptions(_request.GetOptions());
            cancel.MarkObserveCancel();
            // use same Token
            cancel.Token       = _request.Token;
            cancel.Destination = _request.Destination;

            // dispatch final response to the same message observers
            cancel.CopyEventHandler(_request);

            cancel.Send(_endpoint);
            // cancel old ongoing request
            _request.IsCancelled = true;
            _canceled            = true;
        }