Sulu\Component\Hash\HasherInterface::hash PHP Method

    public function hash($object);

 /**
  * {@inheritdoc}
  */
 public function checkHash(Request $request, $object, $identifier)
 {
     if (!$request->request->has($this->hashParameter) || $request->query->get('force', false) === 'true' || $request->request->get($this->hashParameter) == $this->hasher->hash($object)) {
         return true;
     }
     throw new InvalidHashException(get_class($object), $identifier);
 }