sendGetRequestForEmail.java

    private void sendGetRequestForEmail(String urlString, String accessToken) throws Exception {
        URL url = new URL(urlString);
        HttpsURLConnection con = (HttpsURLConnection) url.openConnection();
        con.setRequestMethod("GET");
        con.setRequestProperty("Authorization", "Bearer " + accessToken);
        con.setRequestProperty("cache-control", "no-cache");
        con.setRequestProperty("X-Restli-Protocol-Version", "2.0.0");
        BufferedReader br = new BufferedReader(new InputStreamReader(con.getInputStream()));
        StringBuilder jsonString = new StringBuilder();
        String line;
        while ((line = br.readLine()) != null) {
            jsonString.append(line);
        }
        JSONObject jsonObject = new JSONObject(jsonString.toString());
        linkedInUserEmailAddress = jsonObject.getJSONArray("elements").getJSONObject(0).getJSONObject("handle~").getString("emailAddress");
        Log.d("email json object", jsonObject.toString());
        sendRequestToServerForLinkwedInIntegration();


    }