Broadcastreceiver registration

BroadcastReceiver updateReceiver = new BroadcastReceiver() {
        @Override
        public void onReceive(Context context, Intent intent) {
            updateListContent();
        }
    };

    IntentFilter f = new IntentFilter("ESGIBTNEUEDATEN");


    @Override
    public void onResume() {
        super.onResume();
        getContext().registerReceiver(updateReceiver, f);
    }

    @Override
    public void onPause() {
        super.onPause();
        getContext().unregisterReceiver(updateReceiver);
    }