code: protected void activate(ComponentContext context) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEventEnabled())
              Tr.event(tc, "activate", context);
          authDataServiceRef.activate(context);
          deferrableSchedXSvcRef.activate(context);
          execSvcRef.activate(context);
          nonDeferrableSchedXSvcRef.activate(context);
          rrsXAResFactorySvcRef.activate(context);
          variableRegistrySvcRef.activate(context);
      }
docs: Declarative Services method to activate this component.
  Best practice: this should be a protected method, not public or private
  
  @param context context for this component