private void Deliver(Action <Response> act, ResponseEventArgs e)
{
if (act != null)
{
act(e.Response);
}
EventHandler <ResponseEventArgs> h = Respond;
if (h != null)
{
h(this, e);
}
}
//on receive nomal coap response
void request_Responded(Object sender, ResponseEventArgs e)
{
DisplayMessage(e.Response);
}
//on receive observe response
void observe_Responded(Object sender, ResponseEventArgs e)
{
if (coapWebSocektService.SessionList.Contains(observedSession))
coapWebSocektService.SendToObserved(e.Response.PayloadString, observedSession);
//when the client is closed,cancel the observe
else
{
PerformCoAP(Request.Method.GET, _observingRequest.URI, false, false);
Console.WriteLine("Websocket链接关闭");
this.clientSocket.Disconnect(false);
this.clientSocket.Dispose();
}
}
void UpdateMetrics(object sender, ResponseEventArgs e)
{
lock (this)
{
Request request = sender as Request;
if (request != null)
{
Metrics.BytesSent.Value += request.Bytes.Length;
Metrics.BytesReceived.Value += e.Response.PayloadSize;
++Metrics.TransactionCount.Value;
BusinessLogicFactory.Events.MetricsUpdate(this);
// TODO: How often should metrics be updated?
// TODO: Handle retransmit, rejected etc
}
}
}
void ObserveResponse(object sender, ResponseEventArgs e)
{
lock (this)
{
#if DEBUG
Console.WriteLine("NOTIFY Recieved");
#endif
Request request = sender as Request;
if (request != null)
{
Console.WriteLine(request.UriPath);
ObserveRequest observeRequest = null;
for (int index = 0; index < _ObserveRequests.Count; index++)
{
if (_ObserveRequests[index].Request.UriPath == request.UriPath)
{
observeRequest = _ObserveRequests[index];
break;
}
}
string[] objectInstanceResource = request.UriPath.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
if (observeRequest != null)
{
#if DEBUG
if (observeRequest.PropertyDefinition != null)
Console.WriteLine(observeRequest.PropertyDefinition.Name);
#endif
if ((e.Response.ContentType == MediaType.TextPlain) || (e.Response.ContentType == TlvConstant.CONTENT_TYPE_PLAIN))
{
#if DEBUG
string payload = Encoding.UTF8.GetString(e.Response.Payload);
Console.WriteLine(payload);
#endif
}
else if (e.Response.ContentType == TlvConstant.CONTENT_TYPE_TLV)
{
Object lwm2mObject = null;
if (e.Response.Payload != null)
{
TlvReader reader = new TlvReader(e.Response.Payload);
lwm2mObject = ObjectUtils.ParseObject(observeRequest.ObjectDefinition, reader);
}
if ((lwm2mObject != null) && (objectInstanceResource.Length > 1) && (lwm2mObject.InstanceID == null))
{
// Instance ID not in TLV, take from request URI
lwm2mObject.InstanceID = objectInstanceResource[1];
}
if ((lwm2mObject != null) && (lwm2mObject.Properties.Count > 0))
{
#if DEBUG
foreach (Property item in lwm2mObject.Properties)
{
if (observeRequest.PropertyDefinition == null || item.PropertyDefinitionID == observeRequest.PropertyDefinition.PropertyDefinitionID)
{
if (item.Value != null)
{
Console.WriteLine(item.Value.Value);
}
else if (item.Values != null)
{
string[] values = new string[item.Values.Count];
int index = 0;
foreach (PropertyValue value in item.Values)
{
Console.WriteLine(value.Value);
values[index++] = value.Value;
}
}
break;
}
}
#endif
}
if (lwm2mObject != null)
BusinessLogicFactory.Events.ObservationNotify(this, lwm2mObject);
}
}
}
}
}
private void Deliver(Action<Response> act, ResponseEventArgs e)
{
if (act != null)
act(e.Response);
EventHandler<ResponseEventArgs> h = Respond;
if (h != null)
h(this, e);
}
