RefIsDelegatedHTTPRoute checks if the BackendObjectReference is a delegated HTTPRoute selected by an HTTPRoute GVK reference or a delegation label selector.

RefIsHTTPRoute checks if the BackendObjectReference is an HTTPRoute Parent routes may delegate to child routes using an HTTPRoute backend reference.

RefIsHTTPRouteDelegationLabelSelector checks if the BackendObjectReference is an HTTPRoute delegation label selector Parent routes may delegate to child routes using an HTTPRoute backend reference.

RefIsService checks if the BackendObjectReference is a service Note: Kind defaults to "Service" when not specified and BackendRef Group defaults to core API group when not specified.

RefIsUpstream checks if the BackendObjectReference is an Upstream.

ToString returns a string representation of the BackendObjectReference.