Sulu\Component\Cache\MemoizeInterface::memoize PHP Method

    public function memoize($compute, $lifeTime = null);

 /**
  * @return array
  */
 public function getTagsFunction()
 {
     return $this->memoizeCache->memoize(function () {
         $tags = $this->tagManager->findAll();
         $context = SerializationContext::create();
         $context->setSerializeNull(true);
         $context->setGroups(['partialTag']);
         return $this->serializer->serialize($tags, 'array', $context);
     });
 }