Android NotificationListenerService onNotificationPosted fire twice

Question

I listen for notifications like WhatsApp Messages.

But every time a notification comes in the NotificationListenerService fire twice.

Does anyone know this p

Answer 1

I found something, the second notification always brings null tag, so this is what I did.

if (sbn.tag != null) {
   // Do something
} else {
   cancelNotification(statusBarNotification.key)
}