Android BroadcastReceiver or simple callback method?

Question

In my projects I am using BroadcastReceivers as a callback from a long running thread (eg. notify the activity that a download was finished and send some response d

Answer 1

I don't see what you gain by using BroadcastReceiver in your case. Callbacks or, better probably, Handlers would be the way to do it. BroadcastReceiver is good when you do not know who the subscribers are.