private void AddIncommingRequest(int uuid, UnityMessageHandlerImpl handler)
{
lock (this.stateLock)
{
this.receivedRequests[uuid] = handler;
}
}
private bool RemoveIncommingRequest(int uuid, out UnityMessageHandlerImpl handler)
{
lock (this.stateLock)
{
if (this.receivedRequests.TryGetValue(uuid, out handler))
{
return(this.receivedRequests.Remove(uuid));
}
return(false);
}
}
private void onRNMessage(string message)
{
try
{
if (!message.StartsWith(MessagePrefix))
{
Debug.unityLogger.LogWarning("messaging", $"Invalid message format.");
return;
}
message = message.Substring(MessagePrefix.Length);
Subscription[] subscriptionList;
UnityMessage unityMessage = JsonConvert.DeserializeObject <UnityMessage>(message);
if (unityMessage.IsRequestCompletion)
{
// Handle as request response/error/cancellation
this.TryResolveOutboundRequest(unityMessage);
}
else if (unityMessage.IsCancel)
{
// Handle as request cancellation
this.TryCancelRequest(unityMessage);
}
else
{
lock (this.stateLock)
{
var args = new UnityMessageHandlerImpl(unityMessage, message);
try
{
// Handle as incomming message or request
if (this.subscriptions.TryGetValue(unityMessage.id, out subscriptionList) && subscriptionList.Length > 0)
{
if (unityMessage.IsRequest)
{
// Remember request for incomming cancelation handling
this.AddIncommingRequest(unityMessage.uuid.Value, args);
}
try
{
foreach (Subscription s in subscriptionList)
{
s.handler.Invoke(args);
}
}
catch (Exception e)
{
Debug.unityLogger.LogError("messaging", $"Failed to handle incoming message:\n{e}", this);
if (args.IsRequest && !args.IsDeferred && !args.ResponseSent)
{
args.SendError(e);
}
}
}
else
{
if (args.IsRequest)
{
args.SendError(new ArgumentException("Invalid message ID.", nameof(UnityMessage.id)));
}
Debug.unityLogger.LogError("messaging", $"Unknown message id: {unityMessage.id}.", this);
}
}
finally
{
if (!args.IsDeferred)
{
args.Dispose();
}
}
}
}
}
catch (Exception e)
{
Debug.unityLogger.LogError("messaging", $"Failed to parse incoming message:\n{e}", this);
}
}