@Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); setContentView(R.layout.main_activity); LocalBluetoothManager manager = LocalBluetoothManager.getInstance(getApplicationContext()); LocalBluetoothAdapter adapter = manager.getBluetoothAdapter(); mAdapter = adapter; int state = adapter.getBluetoothState(); Log.d("xxx", "bluetooth state is : " + state); // adapter.setBluetoothEnabled(false); // new Thread(test).start(); }