Не загружаются данные в RecyclerView

Не загружаются данные в RecyclerView, данные из Cloud Firestore, RecyclerView находиться в Fragment.

Проблема в RecyclerView rv_tasks_the

Попробовал тот же код написать в Activity, там всё работает.

Почему не работает и как это исправить?

Мой фрагмент

public class FragmentTasks extends Fragment {

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

    private FirebaseFirestore firebaseFirestore = FirebaseFirestore.getInstance();
    private CollectionReference collectionReference = firebaseFirestore.collection("Notebook");

    CardView cv_back_tasks;

    RecyclerView rv_tasks_p;

    private AdapterTasksTest adapterTasksTest;

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

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

    }


    @Override
    public void onViewCreated(@NonNull final View view, @Nullable Bundle savedInstanceState) {

        cv_back_tasks = requireView().findViewById(R.id.cv_back_tasks);
        cv_back_tasks.setOnClickListener(v -> requireActivity().onBackPressed());


        rv_tasks_p = requireView().findViewById(R.id.rv_tasks_p);

        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(getContext());
        rv_tasks_p.setLayoutManager(linearLayoutManager);
        rv_tasks_p.setHasFixedSize(true);

        RecyclerViewP();

    }

    private void RecyclerViewP() {
        Query query = collectionReference.orderBy("description", Query.Direction.DESCENDING);

        FirestoreRecyclerOptions<Note> firestoreRecyclerOptions = new FirestoreRecyclerOptions.Builder<Note>()
                .setQuery(query, Note.class)
                .build();

        adapterTasksTest = new AdapterTasksTest(firestoreRecyclerOptions);

        RecyclerView rv_tasks_the = requireView().findViewById(R.id.rv_tasks_the);
        rv_tasks_the.setHasFixedSize(true);
        rv_tasks_the.setLayoutManager(new LinearLayoutManager(getContext()));
        rv_tasks_the.setAdapter(adapterTasksTest);

    }


    @Override
    public void onStart() {
        super.onStart();
        adapterTasksTest.startListening();
    }
    @Override
    public void onStop() {
        super.onStop();
        adapterTasksTest.stopListening();
    }

}

Мой Adapter


public class AdapterTasksTest extends FirestoreRecyclerAdapter<Note, AdapterTasksTest.HolderTasksTest> {

    public AdapterTasksTest(@NonNull FirestoreRecyclerOptions<Note> options) {
        super(options);
    }

    @Override
    protected void onBindViewHolder(@NonNull  HolderTasksTest holder, int position, @NonNull  Note model) {
        holder.textViewTitle.setText(model.getTitle());
        holder.textViewDescription.setText(model.getDescription());
        holder.textViewPriority.setText(String.valueOf(model.getPriority()));
    }

    @NonNull

    @Override
    public HolderTasksTest onCreateViewHolder(@NonNull  ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item_tasks_test, parent, false);
        return new HolderTasksTest(view);
    }

    class HolderTasksTest extends RecyclerView.ViewHolder{

        TextView textViewTitle;
        TextView textViewDescription;
        TextView textViewPriority;

        public HolderTasksTest(View itemView) {
            super(itemView);

            textViewTitle = itemView.findViewById(R.id.text_view_title);
            textViewDescription = itemView.findViewById(R.id.text_view_description);
            textViewPriority = itemView.findViewById(R.id.text_view_priority);

        }
    }
}

Ответы (1 шт):

Автор решения: AVRamones

А о каком RecyclerView речь? Об этом

RecyclerView rv_tasks_p;

или об этом?

RecyclerView rv_tasks_the

Если о первом, то я не вижу где вы адаптер в него вставляете. Для второго вот вижу:

rv_tasks_the.setAdapter(adapterTasksTest);

а для первого нет

→ Ссылка