private void getDeviceLocation() {
    try{
        if(mLocationPermissionGranted){
            Task locationResult = mFusedLocationProviderClient.getLastLocation();
            locationResult.addOnCompleteListener(this, new OnCompleteListener() {
                @Override
                public void onComplete(@NonNull Task task) {
                    if(task.isSuccessful()){
                        mLastKnownLocation = (Location) task.getResult();
                        CameraPosition oldPos = mMap.getCameraPosition();
                        CameraPosition pos = CameraPosition.builder(oldPos).bearing(16).build();
                        mMap.moveCamera(CameraUpdateFactory.newCameraPosition(pos));

                    }else{
                        Log.d(TAG,"Current Location is null. Using defaults.");
                        Log.e(TAG,"Exception : %s",task.getException());

                    }
                }
            });
        }
    }catch (SecurityException e){
        Log.e("Exception: %s", e.getMessage());
    }
}