public class Utility {


public static String getFileContent(Context context) throws IOException {

    InputStream inputStream = context.getAssets().open("json/dannye.json");

    StringBuilder rawContentBuilder = new StringBuilder();

    byte[] buffer = new byte[1024];
    inputStream.read(buffer);

    do {
        String chunk = new String(buffer);
        rawContentBuilder.append(chunk);
    } while (inputStream.read(buffer) > 0);

    return rawContentBuilder.toString();
  }
}

private List<Dannye> initData() {


    try {

        String rawJson = Utility.getFileContent(getContext());
        JSONObject(rawJson).getJSONArray(groupName);
        JSONArray group = new JSONObject(rawJson).getJSONArray("d_1_18");

        Log.e(TAG, "initializeHeroes: " + group);

        list = new ArrayList<>();

        for (int i = 0; i < group.length(); i++) {

            JSONObject hero = group.getJSONObject(i);


            String hour = hero.getString("hour");
            String lesson = hero.getString("lesson");
            String spes = hero.getString("spes");
            String aut = hero.getString("aut");

            Dannye dannye = new Dannye(hour, lesson, spes, aut);
            list.add(dannye);
        }

    } catch (IOException e) {
        System.out.println("NO bATTLE.JSON!!!");
    } catch (JSONException e) {
        System.out.println("JSON MALFoRMEEEED!!");
    }

    return list;

   }