public class Translator {

    public String translate(String langFrom, String langTo,

                                         String word) throws Exception {

        String url = "https://translate.googleapis.com/translate_a/single?" +

                "client=gtx&" +

                "sl=" + langFrom +

                "&tl=" + langTo +

                "&dt=t&q=" + URLEncoder.encode(word, "UTF-8");

        URL obj = new URL(url);

        HttpURLConnection con = (HttpURLConnection) obj.openConnection();

        con.setRequestProperty("User-Agent", "Mozilla/5.0");

        BufferedReader in = new BufferedReader(

                new InputStreamReader(con.getInputStream()));

        String inputLine;

        StringBuffer response = new StringBuffer();

        while ((inputLine = in.readLine()) != null) {

            response.append(inputLine);

        }

        in.close();

        return parseResult(response.toString());

    }

    private String parseResult(String inputJson) throws Exception {

        /*

         * inputJson for word 'hello' translated to language Hindi from English-

         * [[["नमस्ते","hello",,,1]],,"en"]

         * We have to get 'नमस्ते ' from this json.

         */

        JSONArray jsonArray = new JSONArray(inputJson);

        JSONArray jsonArray2 = (JSONArray) jsonArray.get(0);

//        JSONArray jsonArray3 = (JSONArray) jsonArray2.get(0);

        String result ="";

        for(var i =0;i < jsonArray2.length();i ++){

            result += ((JSONArray) jsonArray2.get(i)).get(0).toString();

        }

        return result;

    }

}