hello hi

private void loadCategoryData() { MyApplication.firestore.collection("quizCategory").get() .addOnSuccessListener(new OnSuccessListener<QuerySnapshot>() { @Override public void onSuccess(QuerySnapshot queryDocumentSnapshots) { if (queryDocumentSnapshots != null) { for (QueryDocumentSnapshot documentSnapshot : queryDocumentSnapshots){ CategoryData data = documentSnapshot.toObject(CategoryData.class); data.setId(documentSnapshot.getId()); categoryDataArrayList.add(data); categoryAdapter.notifyDataSetChanged(); } } } }).addOnFailureListener(e -> { Toast.makeText(getContext(), "Error is : "+ e.getMessage(), Toast.LENGTH_SHORT).show(); }); private void loadCategoryData() { MyApplication.firestore.collection("quizCategory").get() .addOnSuccessListener(new OnSuccessListener<QuerySnapshot>() { @Override public void onSuccess(QuerySnapshot queryDocumentSnapshots) { if (queryDocumentSnapshots != null) { for (QueryDocumentSnapshot documentSnapshot : queryDocumentSnapshots){ CategoryData data = documentSnapshot.toObject(CategoryData.class); data.setId(documentSnapshot.getId()); categoryDataArrayList.add(data); categoryAdapter.notifyDataSetChanged(); } } } }).addOnFailureListener(e -> { Toast.makeText(getContext(), "Error is : "+ e.getMessage(), Toast.LENGTH_SHORT).show(); });