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class ParagraphsTypeIconUuidLookup in Paragraphs 8

A cache collector that caches IDs for the paragraphs_type entity icon UUIDs.

Hierarchy

Expanded class hierarchy of ParagraphsTypeIconUuidLookup

1 string reference to 'ParagraphsTypeIconUuidLookup'
paragraphs.services.yml in ./paragraphs.services.yml
paragraphs.services.yml
1 service uses ParagraphsTypeIconUuidLookup
paragraphs_type.uuid_lookup in ./paragraphs.services.yml
\Drupal\paragraphs\ParagraphsTypeIconUuidLookup

File

src/ParagraphsTypeIconUuidLookup.php, line 13

Namespace

Drupal\paragraphs
View source
class ParagraphsTypeIconUuidLookup extends CacheCollector {

  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;

  /**
   * Constructs a ParagraphsTypeIconUuidLookup instance.
   *
   * @param \Drupal\Core\Cache\CacheBackendInterface $cache
   *   The cache backend.
   * @param \Drupal\Core\Lock\LockBackendInterface $lock
   *   The lock backend.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   */
  public function __construct(CacheBackendInterface $cache, LockBackendInterface $lock, EntityTypeManagerInterface $entity_type_manager) {
    parent::__construct('paragraphs_type_icon_uuid', $cache, $lock);
    $this->entityTypeManager = $entity_type_manager;
  }

  /**
   * {@inheritdoc}
   */
  protected function resolveCacheMiss($key) {
    $ids = $this->entityTypeManager
      ->getStorage('file')
      ->getQuery()
      ->condition('uuid', $key)
      ->execute();

    // Only cache if there is a match, otherwise creating new entities would
    // require to invalidate the cache.
    $id = reset($ids);
    if ($id) {
      $this->storage[$key] = $id;
      $this
        ->persist($key);
    }
    return $id;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
CacheCollector::$cache protected property The cache backend that should be used. 1
CacheCollector::$cacheCreated protected property Stores the cache creation time.
CacheCollector::$cacheInvalidated protected property Flag that indicates of the cache has been invalidated.
CacheCollector::$cacheLoaded protected property Indicates if the collected cache was already loaded.
CacheCollector::$cid protected property The cache id that is used for the cache entry.
CacheCollector::$keysToPersist protected property An array of keys to add to the cache on service termination.
CacheCollector::$keysToRemove protected property An array of keys to remove from the cache on service termination.
CacheCollector::$lock protected property The lock backend that should be used. 1
CacheCollector::$storage protected property Storage for the data itself.
CacheCollector::$tags protected property A list of tags that are used for the cache entry.
CacheCollector::clear public function Clears the collected cache entry. Overrides CacheCollectorInterface::clear 1
CacheCollector::delete public function Deletes the element. Overrides CacheCollectorInterface::delete
CacheCollector::destruct public function Performs destruct operations. Overrides DestructableInterface::destruct
CacheCollector::get public function Gets value from the cache. Overrides CacheCollectorInterface::get 2
CacheCollector::getCid protected function Gets the cache ID. 3
CacheCollector::has public function Returns whether data exists for this key. Overrides CacheCollectorInterface::has 1
CacheCollector::invalidateCache protected function Invalidate the cache.
CacheCollector::lazyLoadCache protected function Loads the cache if not already done. 1
CacheCollector::normalizeLockName protected function Normalizes a cache ID in order to comply with database limitations.
CacheCollector::persist protected function Flags an offset value to be written to the persistent cache.
CacheCollector::reset public function Resets the local cache. Overrides CacheCollectorInterface::reset 1
CacheCollector::set public function Implements \Drupal\Core\Cache\CacheCollectorInterface::set(). Overrides CacheCollectorInterface::set 1
CacheCollector::updateCache protected function Writes a value to the persistent cache immediately. 1
ParagraphsTypeIconUuidLookup::$entityTypeManager protected property The entity type manager.
ParagraphsTypeIconUuidLookup::resolveCacheMiss protected function Resolves a cache miss. Overrides CacheCollector::resolveCacheMiss
ParagraphsTypeIconUuidLookup::__construct public function Constructs a ParagraphsTypeIconUuidLookup instance. Overrides CacheCollector::__construct