protected void RaiseDeviceFound(NatDevice device)
{
CurrentSearchCancellation?.Cancel();
NatDevice actualDevice;
lock (Devices) {
if (Devices.TryGetValue(device, out actualDevice))
{
actualDevice.LastSeen = DateTime.UtcNow;
}
else
{
Devices[device] = device;
}
}
// If we did not find the device in the dictionary, raise an event as it's the first time
// we've encountered it!
if (actualDevice == null)
{
DeviceFound?.Invoke(this, new DeviceEventArgs(device));
}
}