android_post_request.java

//Sending a POST request
    public int SendThisByPOST(URL myURL, JSONObject params) {
        HttpURLConnection conn = null;
        DataOutputStream output;
        int response = 0;

        try {

            conn = (HttpURLConnection) myURL.openConnection();
            conn.setRequestMethod("POST");           
            conn.setDoOutput(true);
            output = new DataOutputStream(conn.getOutputStream());

            //Overperformance choices
            //conn.setFixedLengthStreamingMode(output.size());
            //conn.setChunkedStreamingMode(0);
          
            byte[] outputInBytes = params.toString().getBytes("UTF-8");
            output.write(outputInBytes);
            output.flush();
            output.close();

            //Get server response
            response = conn.getResponseCode();

            //DEBUG -  Get the server response
            String reply;
            InputStream in = conn.getErrorStream();
            StringBuffer sb = new StringBuffer();
            int chr;
            if (in != null) {
                while ((chr = in.read()) != -1) {
                    sb.append((char) chr);
                }
                reply = sb.toString();
                Log.d("reply", reply);
            }

        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (conn != null) {
                conn.disconnect();
            }
        }
        return response;
    }