Android: How to get Address from geolocation using Geocoder

Class: HttpRetriever

public class HttpRetriever {
    private DefaultHttpClient client = new DefaultHttpClient();

    public String retrieve(String url) {
        HttpGet getRequest = new HttpGet(url);
        try {
            HttpResponse getResponse = client.execute(getRequest);
            final int statusCode = getResponse.getStatusLine().getStatusCode();
            if (statusCode != HttpStatus.SC_OK) {
                Log.w(getClass().getSimpleName(), "Error " + statusCode
                        + " for URL " + url);
                return null ;
            }
            HttpEntity getResponseEntity = getResponse.getEntity();

            if (getResponseEntity != null ) {
                return EntityUtils.toString(getResponseEntity);
            }
        } catch (IOException e) {
            getRequest.abort();
            Log.w(getClass().getSimpleName(), "Error for URL " + url, e);
        }
        return null ;

    }
}

Method: getAddressFromGPSData

public static final String GOOGLE_GEOCODER = "http://maps.googleapis.com/maps/api/geocode/json?latlng=" ;

public static String getAddressFromGPSData( double lat, double longi) {
        HttpRetriever agent = new HttpRetriever();
        String request = GOOGLE_GEOCODER + lat + ","
                + longi + "&sensor=true" ;
        // Log.d("GeoCoder", request);
        String response = agent.retrieve(request);
        String formattedAddress = "" ;
        if (response != null ) {
            Log.d( "GeoCoder" , response);
            try {
                JSONObject parentObject = new JSONObject(response);
                JSONArray arrayOfAddressResults = parentObject
                        .getJSONArray( "results" );
                JSONObject addressItem = arrayOfAddressResults.getJSONObject( 0 );
                formattedAddress = addressItem.getString( "formatted_address" );
            } catch (JSONException e) {

                e.printStackTrace();
            }

        }

        // Log.d("GeoCoder", response);
        return formattedAddress;
    }