json = (JsonJavaObject) JsonParser.fromJson(factory, r);
String strMethod = "url.fetchmetadata"; //json.getString("method");
String strLink = json.getString("link");
if ("url.fetchmetadata".equalsIgnoreCase(strMethod)) {
URLFetcher urlFetcher = new URLFetcher(strLink);
if (urlFetcher.fetchURL()) {
JsonWriter jsWriter = new JsonWriter(engine
.getHttpResponse().getWriter(), true);
jsWriter.startObject();
jsWriter.startProperty("result");
jsWriter.outStringLiteral("ok");