ArrayList<Pair> pairs = new ArrayList<>();
    pairs.add(new Pair("from", "-1.660645;48.127088"));
    pairs.add(new Pair("to", "-1.673421;48.112963"));
    pairs.add(new Pair("datetime", "20150826T0800"));

    Request.getWays(new Action<Way>() {

                        @Override
                        public void action(Way e) {
                            Toast.makeText(MainActivity.this, e.toString(), Toast.LENGTH_SHORT).show();
                        }

                    }, pairs);