code: public void doPostConstruct(Object instance, List<LifecycleCallback> postConstructs) throws InjectionException {
          doPostConstruct(instance.getClass(), postConstructs, instance);
      }
docs: Processes the PostConstruct callback method for the login callback handler class
  
  @param instance the instance object of the login callback handler class
  @param postConstructs a list of PostConstruct metadata in the application client module
  @throws InjectionException