Android connect to a paired bluetooth headset

Question

I want to simulate the action of going throgh Settings->Wireless->Bluetooth and connect a paired bluetooth headset programmatically. I\'ve done some search in Stackoverflow

Answer 1

I tried this on Android 4.2 and following line returns null. It was working on 4.1, any ideas ?

IBinder b = (IBinder) m2.invoke(null, "bluetooth_a2dp");