pengrad

private MapView mapView;

public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreateView(inflater, container, savedInstanceState);
    View view = inflater.inflate(R.layout.fragment_map, container, false);
    
    boolean needSetupMap = true;
    if (mapView != null) {        
        ViewGroup parentViewGroup = (ViewGroup) mapView.getParent();
        if (parentViewGroup != null) {
            parentViewGroup.removeView(mapView);
            needSetupMap = false;
        }
    } else {
        mapView = new MapView(getActivity());
        mapView.onCreate(Bundle.EMPTY);
    }  
    
    ((ViewGroup)view.findViewById(R.id.container)).addView(mapView);

    if (needSetupMap) {
        mapView.getExtendedMapAsync(new OnMapReadyCallback() {
            public void onMapReady(GoogleMap googleMap) {
                setUpMap(GoogleMap);
            }
        });
    }
}