params = "POST&" + URLEncoder.encode(url.toString(),"UTF-8")
+ "&" + URLEncoder.encode(params,"UTF-8");
String sig = generateSignature(params,oauth_token_secret);
System.out.println(params);
String authorization = generateAuthString(timestamp, nonce, sig);
HTTPRequest request = new HTTPRequest(url,HTTPMethod.POST);
request.addHeader(new HTTPHeader("Authorization",authorization));
request.addHeader(new HTTPHeader("Content-Type","application/x-www-form-urlencoded"));
String strPayload = "id=" + id;
request.setPayload(strPayload.getBytes());
URLFetchService service = URLFetchServiceFactory.getURLFetchService();
HTTPResponse response = service.fetch(request);
return response;
}