private void populateRatesListView() {
if (mRatesListView == null) {
mRatesListView = (RecyclerView) getActivity().findViewById(R.id.stockRatesList);
mRatesListView.setLayoutManager(new LinearLayoutManager(getActivity()));
}
final PreferencesManager prefs = PreferencesManager.getInstance();
List<String> ratesList = prefs.getStocksList();
if (ratesList.isEmpty()) return;
JSONObject ratesJson;
try {
ratesJson = new JSONObject(prefs.getStockData());
} catch (JSONException ignored) {
return;
}
final ExRatesGroup exRatesGroup = new ExRatesGroup("", ratesList, ratesJson);
if (mStockItemsAdapter == null) {
mStockItemsAdapter =
new StockItemsAdapter(getActivity(), fromExRates(exRatesGroup.exRates), this);
} else {
mStockItemsAdapter.setStockItems(fromExRates(exRatesGroup.exRates));
mStockItemsAdapter.notifyDataSetChanged();
}
mRatesListView.setAdapter(mStockItemsAdapter);
}
