@BackendId Serializable id, @PathVariable String property, final @PathVariable String propertyId)
throws Exception {
final RepositoryInvoker invoker = repoRequest.getInvoker();
if (!invoker.exposesSave()) {
throw new HttpRequestMethodNotSupportedException(HttpMethod.DELETE.name());
}
Function<ReferencedProperty, ResourceSupport> handler = new Function<ReferencedProperty, ResourceSupport>() {