switch kind {
	case gvk.VirtualService:
		c.virtualServiceHandlers = append(c.virtualServiceHandlers, f)
	case gvk.Gateway:
		c.gatewayHandlers = append(c.gatewayHandlers, f)
	}
}

func (c *controller) HasSynced() bool {
	return c.queue.HasSynced()
}

func (c *controller) Schemas() collection.Schemas {
	// TODO: are these two config descriptors right?