protected Integer doInBackground(Integer... params) { Integer responseCode = 0; try { MultivaluedMap map = new MultivaluedMapImpl(); map.add( "username", SharedPreferencesHelper.getStringProperty(getApplicationContext(), "username")); map.add("contactId", params[0].toString()); RestClient tc = new RestClient(map); responseCode = tc.postForResponseCode("user/delete/contact"); } catch (Exception e) { e.printStackTrace(); } return responseCode; }