Java HTTP POST Request

    public void doPost() throws Exception {
        try {
            // Construct data
            String data = URLEncoder.encode("j_username", "UTF-8") + "=" + URLEncoder.encode("test", "UTF-8");
            data += "&" + URLEncoder.encode("j_password", "UTF-8") + "=" + URLEncoder.encode("test", "UTF-8");

            // Send data
            URL url = new URL("/specialpages/script.jsp");
            URLConnection conn = url.openConnection();
            conn.setDoOutput(true);
            OutputStreamWriter wr = new OutputStreamWriter(conn.getOutputStream());
            wr.write(data);
            wr.flush();

            //// Get the response
            BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            String line;
            while ((line = rd.readLine()) != null) {
                System.out.println(line);
            }
            wr.close();
            rd.close();
        } catch (Exception e) {
        }

    }