public SmsConsoleServiceConfig(){
  Document doc=parseDocument(CONFIG_FILENAME);
  configServices(doc);
  hiddenServices=Collections.unmodifiableSet(services.get(HIDDEN_SERVICES));
}

public SmsConsoleServiceConfig ( ) { Document doc = parseDocument ( CONFIG_FILENAME ) ; configServices ( doc ) ; hiddenServices = Collections . unmodifiableSet ( services . get ( HIDDEN_SERVICES ) ) ; }
generates the singleton smsconsoleserviceconfig by reading and parsing the appropriate xml config file .
