public async Task <CoapResponse> RequestAsync(CoapRequest request, CancellationToken cancellationToken)
{
if (request is null)
{
throw new ArgumentNullException(nameof(request));
}
var requestMessage = _requestToMessageConverter.Convert(request);
var responseMessage = await RequestAsync(requestMessage, cancellationToken).ConfigureAwait(false);
var payload = responseMessage.Payload;
if (CoapClientBlockTransferReceiver.IsBlockTransfer(responseMessage))
{
payload = await new CoapClientBlockTransferReceiver(requestMessage, responseMessage, this, _logger).ReceiveFullPayload(cancellationToken).ConfigureAwait(false);
}
return(_messageToResponseConverter.Convert(responseMessage, payload));
}
public async Task <CoapObserveResponse> ObserveAsync(CoapObserveOptions options, CancellationToken cancellationToken)
{
if (options is null)
{
throw new ArgumentNullException(nameof(options));
}
var request = new CoapRequest
{
Method = CoapRequestMethod.Get,
Options = options.Request.Options,
};
var token = _messageTokenProvider.Next();
var requestMessage = _requestToMessageConverter.Convert(request);
requestMessage.Token = token.Value;
requestMessage.Options.Add(new CoapMessageOptionFactory().CreateObserve(CoapObserveOptionValue.Register));
var responseMessage = await RequestAsync(requestMessage, cancellationToken).ConfigureAwait(false);
var payload = responseMessage.Payload;
if (CoapClientBlockTransferReceiver.IsBlockTransfer(responseMessage))
{
payload = await new CoapClientBlockTransferReceiver(requestMessage, responseMessage, this, _logger).ReceiveFullPayload(cancellationToken).ConfigureAwait(false);
}
_observedResponseHandlers[token] = options.ResponseHandler;
var response = _messageToResponseConverter.Convert(responseMessage, payload);
return(new CoapObserveResponse(response, this)
{
Token = token,
Request = request
});
}