Fragment Switcher

DemoMapFragment

package com.ethos.main.ui.fragments.DemoNewList;

public class DemoMapFragment extends Fragment implements OnMapReadyCallback {

    private static final String ARG_PARAM1 = "param1";
    private GoogleMap mMap;
    private FrameLayout frameLayoutBubble;
    private ArrayList<Place_v3> list;

    public DemoMapFragment() {
        // Required empty public constructor
    }

    public  DemoMapFragment newInstance(ArrayList<Place_v3> places) {
        Log.e("DemoMapFragment", "newInstance: "+places.size());
        DemoMapFragment fragment = new DemoMapFragment();
        Bundle args = new Bundle();
        args.putSerializable(ARG_PARAM1, places);
        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setHasOptionsMenu(true);
        if (getArguments() != null) {
            list = (ArrayList<Place_v3>) getArguments().getSerializable(ARG_PARAM1);
            Log.e("DemoMapFragment", "onCreate: "+list.size());
        }
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_demo_map, container, false);
    }

    @Override
    public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        setupViews();

    }

    private void setupViews() {
        SupportMapFragment mapFragment = (SupportMapFragment) getChildFragmentManager().findFragmentById(R.id.map);
         mapFragment.getMapAsync(this);
        frameLayoutBubble = (FrameLayout) getActivity().findViewById(R.id.framelayout_bubble);
    }

    @Override
    public void onMapReady(GoogleMap googleMap) {
        mMap = googleMap;
        setUpMap(list);
    }


    public void setUpMap(ArrayList<Place_v3> places){
        for(Place_v3 place: places){
            mMap.addMarker(new MarkerOptions().position(new LatLng(place.getLat(), place.getLng())).icon(BitmapDescriptorFactory.defaultMarker()));
       }
    }
}

StoresFragment

public class StoresFragment extends Fragment implements View.OnClickListener, Response.Listener<Place>, Response.ErrorListener, DemoListFragment.LoadMoreInterface {
    private static final String LIST = "list";
    private static final String MAP = "map";
    private static final int REQUEST_CODE=999;
    private FloatingActionButton goButton;
    private ArrayList<Place_v3> results = new ArrayList<>();
    private int nextPage = 1;
    private int pagesCount = 1;
    private Filter filter;

    public static StoresFragment newInstance() {
        return new StoresFragment();
    }


    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setHasOptionsMenu(true);
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        return inflater.inflate(R.layout.fragment_store, container, false);
    }

    @Override
    public void onViewCreated(View view, Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        switchFragment(new DemoListFragment(this).newInstance(this,null), LIST);
        goButton = (FloatingActionButton) view.findViewById(R.id.fab);
        goButton.setOnClickListener(this);
        filter=new Filter();
        init(nextPage,filter);
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.filter_menu, menu);
        super.onCreateOptionsMenu(menu, inflater);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        int id = item.getItemId();
        switch (id) {
            case R.id.filter_button:{
                Intent filterActivity = new Intent(getActivity(), FilterActivity.class);
                filterActivity.putExtra("filter", filter);
                startActivityForResult(filterActivity,REQUEST_CODE);
                getActivity().overridePendingTransition(R.anim.slide_in_up,R.anim.no_change);
            }
            default:
                return super.onOptionsItemSelected(item);
        }
    }

    private void switchFragment(Fragment fragment, String tag) {
        getFragmentManager().beginTransaction().replace(R.id.frame_container, fragment, tag).commit();
    }

    @Override
    public void onClick(View v) {
        String tag = getCurrentFragmentTag();
        if (tag.equals(LIST)) {
            Log.e("passDataToFragments", "onClick: "+MAP );
            switchFragment(DemoMapFragment.newInstance(results), MAP);
            goButton.setImageResource(R.drawable.listview);
        } else if (tag.equals(MAP)) {
            Log.e("passDataToFragments", "onClick: "+LIST );
            switchFragment(new DemoListFragment(this).newInstance(this,results), LIST);
            goButton.setImageResource(R.drawable.mapview);
        }
     }


    private void init(int currentPage, Filter filter) {
        BasicArvieRequest request = BasicArvieRequest.Builder.<Place>getInstance()
                .newRequest(BasicArvieRequest.RequestType.REQUEST_PLACES_FILTER, Place.class)
                .addParam(ArvieRestfulApi.PARAM_LOGIN_SESSION_ID, Doers.getSessionKey())
                .addParam(ArvieRestfulApi.PARAM_LOGIN_DEVICE_ID, Doers.getDeviceId())
                .addParam(ArvieRestfulApi.PARAM_TARGET_LAT, String.valueOf(Doers.getmLastLocation().getLatitude()))
                .addParam(ArvieRestfulApi.PARAM_TARGET_LNG, String.valueOf(Doers.getmLastLocation().getLongitude()))
                .addParam(ArvieRestfulApi.PARAM_TARGET_DISTANCE,String.valueOf(filter.getStoreDistanceDouble()/1000))
                .addParam(ArvieRestfulApi.PARAM_TARGET_DEFAULT_DISTANCE,(filter.isStoreDistanceStatus())? "0":"1")
                .addParam("page", String.valueOf(currentPage))
                .setResponseListener(this)
                .setErrorResponseListener(this)
                .build();
        Doers.getClient().addToRequestQueue(request);
    }

    @Override
    public void onResponse(Place response) {
        switch (response.getStatus()) {
            case 1: {
                Logger.Loge(getClass(), "OnResponse HasMore :" + response.getHasMore() + " CurrentPage " + response.getCurrentPage() + " Count Pages :" + response.getPagesCount() + "Places Count " + response.getResults().size());
                if (response.getCurrentPage() == 1) {
                    results.clear();
                    pagesCount = response.getPagesCount();
                } else {
                    results.remove(results.size() - 1);
                }
                results.addAll(response.getResults());

                if (response.getHasMore()) {
                    results.add(null);
                    nextPage = response.getCurrentPage() + 1;
                } else {
                    nextPage = response.getCurrentPage() + 1;
                }

                passDataToFragments(results);
            }
            break;

            default: {

            }
        }
    }


    public void passDataToFragments(ArrayList<Place_v3> data) {
        Fragment f = getCurrentFragment();

        Log.e("passDataToFragments", "passDataToFragments: "+f.getTag() );

        if (f instanceof DemoListFragment) {
            ((DemoListFragment) f).populate(data);
        }
    }

    @Override
    public void onErrorResponse(VolleyError error) {
        VolleyErrorHelper.viewErrorMessage(error);
        VolleyErrorHelper.sendErrorMessage(error);
    }


    public String getCurrentFragmentTag() {
        Fragment fragment = getFragmentManager().findFragmentById(R.id.frame_container);
        return fragment.getTag();
    }

    public Fragment getCurrentFragment() {
        return getFragmentManager().findFragmentById(R.id.frame_container);
    }

    @Override
    public void onLoadMore() {
        if (nextPage <= pagesCount)
            init(nextPage,filter);
    }

    @Override
    public void onActivityResult(int requestCode, int resultCode, Intent data) {
        if (resultCode == REQUEST_CODE) {
            filter= (Filter) data.getExtras().getSerializable("filter");
            Log.e("999", "onActivityResult: "+" -> " + filter.getStoreDistance());
            nextPage=1;
            init(nextPage,filter);

        }
    }

  
}