List<Integer> aList = new ArrayList<>();
        aList.add(new Random().nextInt());
        aList.add(new Random().nextInt());
        aList.add(new Random().nextInt());
        aList.add(new Random().nextInt());
        StreamSupport.stream(aList)
                .map(el -> el.hashCode())
                .forEach(el-> Log.d("SERVICE", String.valueOf(el)));