prefix + route.path, route.endpoint, name=route.name
                )
        for handler in router.on_startup:
            self.add_event_handler("startup", handler)
        for handler in router.on_shutdown:
            self.add_event_handler("shutdown", handler)
        self.lifespan_context = _merge_lifespan_context(
            self.lifespan_context,
            router.lifespan_context,
        )

    }

    @Test
    public void test_addEventHandler_multipleHandlers() {
        final AtomicInteger count = new AtomicInteger(0);
        coordinatorHelper.addEventHandler("config_updated", event -> count.incrementAndGet());
        coordinatorHelper.addEventHandler("config_updated", event -> count.incrementAndGet());

        final EventInfo event = new EventInfo();
        event.name = "config_updated";

     *
     * @param eventName the event name to handle.
     * @param handler the consumer to invoke when the event is received.
     */
    public void addEventHandler(final String eventName, final Consumer<EventInfo> handler) {
        eventHandlers.computeIfAbsent(eventName, k -> new ArrayList<>()).add(handler);
    }

    /**

    * authenticates the kubelet to the API server.
* change AddEventHandlerWithResyncPeriod to AddEventHandler in factory.go ([#51582](https://github.com/kubernetes/kubernetes/pull/51582), [@jiulongzaitian](https://github.com/jiulongzaitian))