MovieDetailsFragment.java

public class MovieDetailsFragment extends DetailsFragment implements Palette.PaletteAsyncListener {

    // Add the adapter and use the newly created Presenter to define how to render the objects
    ArrayObjectAdapter mCastAdapter = new ArrayObjectAdapter(new PersonPresenter());

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        
        // Adds the adapter and fetches the data
        setupCastMembers();
    }

    private void fetchCastMembers() {
        mDbAPI.getCredits(movie.getId(), Config.API_KEY_URL)
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(this::bindCastMembers, e -> {
                    Timber.e(e, "Error fetching data: %s", e.getMessage());
                });
    }

    private void setupCastMembers() {
        mAdapter.add(new ListRow(new HeaderItem(0, "Cast"), mCastAdapter));
        fetchCastMembers();
    }

    private void bindCastMembers(CreditsResponse response) {
        mCastAdapter.addAll(0, response.getCast());
    }
}