AllJoynSimulatorApp.AllJoynNotificationReceiver.ServiceJoined C# (CSharp) Метод

        private void ServiceJoined(IService service)
        {
            if (!service.ImplementsInterface(NOTIFICATION_INTERFACE)) return;

            foreach (string path in NOTIFICATION_PATHS)
            {
                IBusObject busObject;
                IInterface @interface;
                ISignal signal;

                try
                {
                    busObject = service.Objects.First(x => x.Path == path);
                }
                catch (InvalidOperationException)
                {
                    Debug.WriteLine("Couldn't find bus object: " + path);
                    return;
                }

                try
                {
                    @interface = busObject.Interfaces.First(x => x.Name == NOTIFICATION_INTERFACE);
                }
                catch (InvalidOperationException)
                {
                    Debug.WriteLine("Couldn't find Interface: " + NOTIFICATION_INTERFACE);
                    return;
                }

                try
                {
                    signal = @interface.Signals.Single(x => x.Name.ToLower() == "notify");
                    signal.SignalRaised += AllJoynNotifier_SignalRaised;
                    subcribedSignals.Add(signal);
                }
                catch (InvalidOperationException)
                {
                    Debug.WriteLine("The Notification interface is not implemented correctly.");
                    return;
                }

                Debug.WriteLine(string.Format("Subscribed to {0} notifications on {1}.", path, service.Name));
            }
        }