@Override protected String doInBackground(String... params) { String result = ""; try { String url = "http://listasupermercadows.apphb.com/api/listaws/"; HttpClient httpclient = new DefaultHttpClient(); HttpPost httpPost = new HttpPost(url); String json = ""; JSONObject jsonObject = new JSONObject(); jsonObject.accumulate("Nome", produto.getNome()); jsonObject.accumulate("Quantidade", produto.getQuantidade()); jsonObject.accumulate("ContaId", produto.getContaId()); json = jsonObject.toString(); StringEntity se = new StringEntity(json, "UTF-8"); httpPost.setEntity(se); httpPost.setHeader("Accept", "application/json"); httpPost.setHeader("Content-type", "application/json"); HttpResponse httpResponse = httpclient.execute(httpPost); } catch (Exception e) { Log.d("Erro", e.getLocalizedMessage()); } return result; }