code: public static Object getComponentInstance(String name, HttpServletRequest request) {
  		ServletContext sc = request.getSession().getServletContext();
  		ContainerWrapper containerWrapper = scf.findContainer(new ServletContextWrapper(sc));
  		if (!containerWrapper.isStart()) {
  			Debug.logError("JdonFramework not yet started, please try later ", module);
  			return null;
  		}
  		return containerWrapper.lookup(name);
  	}
docs: get a component that registered in container. the component is not
  different from the service. the component instance is single instance Any
  intercepter will be disable