code: protected void servicesProcessRequest(ProfileRequestContext<?, ?> profileRequestContext) throws ExternalAutenticationErrorCodeException {
      this.authnContextService.processRequest(profileRequestContext);
      this.signSupportService.processRequest(profileRequestContext);
    }
docs: Invokes request processing for all installed services. Subclasses should override this method to invoke their own
  services.
  
  @param profileRequestContext
  the request context
  @throws ExternalAutenticationErrorCodeException
  for errors during processing