*[<Null safety>](https://dart.dev/null-safety)*
int addPublicService <T>(Connector<T> connector, String serviceName)
int addPublicService<T>(vfs.Connector<T> connector, String serviceName) { _ensureNotClosed(); var service = vfs.Service.withConnector(connector); int status = _public.addNode(serviceName, service); return status; }