private void HandleNotification(ushort intent, byte[] data)
{
if (_notificationMapping == null) // device isn't registered yet
throw new InvalidOperationException("Device sent notification without registration");
NotificationMetadata notificationMetadata;
if (!_notificationMapping.TryGetValue(intent, out notificationMetadata))
throw new InvalidOperationException("Unsupported intent: " + intent);
JToken parameters;
using (var stream = new MemoryStream(data))
using (var reader = new BinaryReader(stream))
parameters = ReadParameterValue(reader, notificationMetadata.Parameters);
var notification = new Notification(notificationMetadata.Name, parameters);
HandleHotification(notification);
}
/// <summary>
/// Sends a notification on behalf of the specified device.
/// </summary>
/// <param name="sender">Sender <see cref="DeviceBase"/> object.</param>
/// <param name="notification"><see cref="DeviceNotification"/> object to send.</param>
public void SendNotification(DeviceBase sender, DeviceNotification notification)
{
if (sender == null)
throw new ArgumentNullException("sender");
if (notification == null)
throw new ArgumentNullException("notification");
Logger.InfoFormat("Sending notification '{0}' from device {1} ({2})", notification.Name, sender.ID, sender.Name);
try
{
var cNotification = new Notification(notification.Name.Trim(),
notification.Parameters == null ? null : notification.Parameters.DeepClone());
DeviceClient.SendNotification(sender.ID, sender.Key, cNotification);
}
catch (Exception ex)
{
// critical error - log and fault the service
Logger.Error(string.Format("Exception while sending notification '{0}' from device {1} ({2})", notification.Name, sender.ID, sender.Name), ex);
throw;
}
}
/// <summary> /// Override it to handle device custom notification in the service specific way /// </summary> protected abstract void HandleHotification(Notification notification);
protected override void HandleHotification(DeviceHive.Device.Notification notification)
{
throw new NotImplementedException();
}
