}
    }

    public static void addBefore(Element sibling, Node n) {
        def parent = sibling.parentNode
        parent.insertBefore(n, sibling)
    }

    public static Object addAfter(Element sibling, Closure cl) {
        DomBuilder builder = new DomBuilder(sibling.ownerDocument, null)
        cl.delegate = builder
        cl.call()
        def parent = sibling.parentNode

		),
	}

	ec.syncFn = ec.sync

	return ec
}

// QueueCRD adds CRD into the establishing queue.
func (ec *EstablishingController) QueueCRD(key string, timeout time.Duration) {
	ec.queue.AddAfter(key, timeout)
}

// Run starts the EstablishingController.
func (ec *EstablishingController) Run(stopCh <-chan struct{}) {
	defer utilruntime.HandleCrash()
	defer ec.queue.ShutDown()

		return
	}

	// delay processing namespace events to allow HA api servers to observe namespace deletion,
	// and HA etcd servers to observe last minute object creations inside the namespace
	nm.queue.AddAfter(key, namespaceDeletionGracePeriod)
}

// worker processes the queue of namespace objects.
// Each namespace can be in the queue at most once.
// The system ensures that no two workers can process

	if err != nil {
		return err
	}

	now := c.clock.Now()
	if !exists {
		r := c.creationRatelimiter.ReserveN(now, 1)
		if delay := r.DelayFrom(now); delay > 0 {
			c.queue.AddAfter(queueKey, delay)
			r.CancelAt(now)
			return nil
		}

		if _, err = c.configMapClient.ConfigMaps(metav1.NamespaceSystem).Create(context.TODO(), &corev1.ConfigMap{

		return
	}
	for key := range services {
		c.serviceQueue.AddAfter(key, c.endpointUpdatesBatchPeriod)
	}
}

func (c *Controller) updatePod(old, cur interface{}) {
	services := endpointsliceutil.GetServicesToUpdateOnPodChange(c.serviceLister, old, cur)
	for key := range services {
		c.serviceQueue.AddAfter(key, c.endpointUpdatesBatchPeriod)
	}
}

			logger.V(3).Info("Error deleting secret", "err", err)
		}
	} else if ttl > 0 {
		key, err := controller.KeyFunc(o)
		if err != nil {
			utilruntime.HandleError(err)
			return
		}
		tc.queue.AddAfter(key, ttl)
	}

			logger.V(2).Info("StatefulSet will be enqueued after minReadySeconds for availability check", "statefulSet", klog.KObj(set), "minReadySeconds", set.Spec.MinReadySeconds)
			// Add a second to avoid milliseconds skew in AddAfter.
			// See https://github.com/kubernetes/kubernetes/issues/39785#issuecomment-279959133 for more info.
			ssc.enqueueSSAfter(set, (time.Duration(set.Spec.MinReadySeconds)*time.Second)+time.Second)
		}
		return
	}

		return time.Duration(0)
	}
	logger.V(4).Info("Queueing up deployment for a progress check", "deployment", klog.KObj(d), "queueAfter", int(after.Seconds()))
	// Add a second to avoid milliseconds skew in AddAfter.
	// See https://github.com/kubernetes/kubernetes/issues/39785#issuecomment-279959133 for more info.
	dc.enqueueAfter(d, after+time.Second)
	return after

	key, err := controller.KeyFunc(rs)
	if err != nil {
		utilruntime.HandleError(fmt.Errorf("couldn't get key for object %#v: %v", rs, err))
		return
	}

	rsc.queue.AddAfter(key, duration)
}

func (rsc *ReplicaSetController) addRS(logger klog.Logger, obj interface{}) {
	rs := obj.(*apps.ReplicaSet)
	logger.V(4).Info("Adding", "replicaSet", klog.KObj(rs))
	rsc.enqueueRS(rs)
}

	key, err := controller.KeyFunc(job)
	if err != nil {
		utilruntime.HandleError(fmt.Errorf("couldn't get key for object %#v: %v", job, err))
		return
	}

	tc.queue.AddAfter(key, after)
}

func (tc *Controller) worker(ctx context.Context) {
	for tc.processNextWorkItem(ctx) {
	}
}

func (tc *Controller) processNextWorkItem(ctx context.Context) bool {