$priority = isset($attributes[0]['priority']) ? $attributes[0]['priority'] : 0;
$services[$priority][] = new Reference($serviceId);
}
if ($services) {
krsort($services);
$priority = isset($attributes[0]['priority']) ? $attributes[0]['priority'] : 0;
$services[$priority][] = new Reference($serviceId);
}
if ($services) {
krsort($services);