1234567891011121314151617181920212223242526272829303132333435363738394041424344454647 |
- <?php
- namespace Drupal\Core\Cache;
- /**
- * Provides an implementation of CacheableResponseInterface.
- *
- * @see \Drupal\Core\Cache\CacheableResponseInterface
- */
- trait CacheableResponseTrait {
- /**
- * The cacheability metadata.
- *
- * @var \Drupal\Core\Cache\CacheableMetadata
- */
- protected $cacheabilityMetadata;
- /**
- * {@inheritdoc}
- */
- public function addCacheableDependency($dependency) {
- // A trait doesn't have a constructor, so initialize the cacheability
- // metadata if that hasn't happened yet.
- if (!isset($this->cacheabilityMetadata)) {
- $this->cacheabilityMetadata = new CacheableMetadata();
- }
- $this->cacheabilityMetadata = $this->cacheabilityMetadata->merge(CacheableMetadata::createFromObject($dependency));
- return $this;
- }
- /**
- * {@inheritdoc}
- */
- public function getCacheableMetadata() {
- // A trait doesn't have a constructor, so initialize the cacheability
- // metadata if that hasn't happened yet.
- if (!isset($this->cacheabilityMetadata)) {
- $this->cacheabilityMetadata = new CacheableMetadata();
- }
- return $this->cacheabilityMetadata;
- }
- }
|