gistfile1.java

  protected String doInBackground(String... params) {
    String urlString=params[0];
    String resultToDisplay;
    emailVerificationResult result = null;
    InputStream in = null;
    
    // HTTP Get
    try {
      URL url = new URL(urlString);
      HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
      in = new BufferedInputStream(urlConnection.getInputStream());
    } catch (Exception e ) {
      System.out.println(e.getMessage());
      return e.getMessage();
    }

    // Parse XML
    XmlPullParserFactory pullParserFactory;

    try {
      pullParserFactory = XmlPullParserFactory.newInstance();
      XmlPullParser parser = pullParserFactory.newPullParser();

      parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, false);
      parser.setInput(in, null);
      result = parseXML(parser);
    } catch (XmlPullParserException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
     
    // Simple logic to determine if the email is dangerous, invalid, or valid
    if (result != null ) {
      if( result.hygieneResult.equals("Spam Trap")) {
        resultToDisplay = "Dangerous email, please correct";
      }
      else if( Integer.parseInt(result.statusNbr) >= 300) {
        resultToDisplay = "Invalid email, please re-enter";
      }
      else {
        resultToDisplay = "Thank you for your submission";
      }
    }
    else {
      resultToDisplay = "Exception Occured";
    }

    return resultToDisplay;
  }