Get Keys From JsonObject Of Gson

public List<String> getKeyNamesFromJsonObject(JsonObject jsonObject) {

    List<String> namesList = new ArrayList<>();

    try {

        JSONObject object = new JSONObject(jsonObject.toString());

        Iterator<String> stringIterator = object.keys();

        while (stringIterator.hasNext()) {

            namesList.add(stringIterator.next());

        }

    } catch (JSONException e) {

        e.printStackTrace();

    }

    return namesList;

}

public List<String> getKeyNamesFromJsonObject(JSONObject jsonObject) {

    List<String> namesList = new ArrayList<>();

    Iterator<String> stringIterator = jsonObject.keys();

    while (stringIterator.hasNext()) {

        namesList.add(stringIterator.next());

    }

    return namesList;

}