Auto-discovery of root resources and cross-resource reference

[Vjacheslav V. Borisov]

Is it possible in case
of
https://cxf.apache.org/docs/jaxrs-services-configuration.html#JAXRSServicesConfiguration-Auto-discoveryofrootresourcesandproviders

to get reference from one  signleton resource to other sigleton resource
and call its methods?