public static String analysisUrl(String url){    HttpURLConnection httpConnection = null;    String output = "";    try {      URL targetUrl = new URL(url);      httpConnection = (HttpURLConnection) targetUrl.openConnection();      httpConnection.setDoOutput(true);      httpConnection.setRequestMethod("GET");      httpConnection.setRequestProperty("Content-Type",          "application/json");      InputStreamReader isr = new InputStreamReader(httpConnection          .getInputStream(),"utf-8");      BufferedReader responseBuffer = new BufferedReader(isr);      output = responseBuffer.readLine();     } catch (Exception e) {     } finally {      httpConnection.disconnect();    }    return output;  }