yxhxj2006

   httpurlconnection.setRequestMethod("POST");
   httpurlconnection.setRequestProperty("Content-Type",
     "application/x-www-form-urlencoded");

   String username = "ip=192.168.0.1";
   httpurlconnection.getOutputStream().write(username.getBytes());

   httpurlconnection.getOutputStream().flush();
   httpurlconnection.getOutputStream().close();
   int code = httpurlconnection.getResponseCode();
   System.out.println("code    " + code);

   if (code == 200) {

    String cookie = httpurlconnection.getHeaderField("Set-Cookie ");
    System.out.println(cookie);
    // httpurlconnection.setRequestProperty( "Cookie", cookie);

    DataInputStream in = new DataInputStream(httpurlconnection
      .getInputStream());
    int len = in.available();
    byte[] by = new byte[len];
    in.readFully(by);
    String rev = new String(by);
    System.out.println(rev);
    in.close();
   }
  } catch (Exception e) {
   e.printStackTrace();
  } finally {
   if (httpurlconnection != null) {
    httpurlconnection.disconnect();
   }
  }
 }