// my machine
HttpClient client = new StdHttpClient.Builder().url(url).build();
CouchDbInstance db = new StdCouchDbInstance(client);
CouchDbConnector connector = new StdCouchDbConnector(dbName, db);
File dir = getWorkingDir();
SimpleTrayRecorder str = new SimpleTrayRecorder(connector, dir, "_design/couchaudiorecorder", user);
if (recordingDocId != null) {