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annotate core/lib/Drupal/Core/Cache/CacheableResponseTrait.php @ 19:fa3358dc1485 tip
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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
children |
rev | line source |
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Chris@0 | 1 <?php |
Chris@0 | 2 |
Chris@0 | 3 namespace Drupal\Core\Cache; |
Chris@0 | 4 |
Chris@0 | 5 /** |
Chris@0 | 6 * Provides an implementation of CacheableResponseInterface. |
Chris@0 | 7 * |
Chris@0 | 8 * @see \Drupal\Core\Cache\CacheableResponseInterface |
Chris@0 | 9 */ |
Chris@0 | 10 trait CacheableResponseTrait { |
Chris@0 | 11 |
Chris@0 | 12 /** |
Chris@0 | 13 * The cacheability metadata. |
Chris@0 | 14 * |
Chris@0 | 15 * @var \Drupal\Core\Cache\CacheableMetadata |
Chris@0 | 16 */ |
Chris@0 | 17 protected $cacheabilityMetadata; |
Chris@0 | 18 |
Chris@0 | 19 /** |
Chris@0 | 20 * {@inheritdoc} |
Chris@0 | 21 */ |
Chris@0 | 22 public function addCacheableDependency($dependency) { |
Chris@0 | 23 // A trait doesn't have a constructor, so initialize the cacheability |
Chris@0 | 24 // metadata if that hasn't happened yet. |
Chris@0 | 25 if (!isset($this->cacheabilityMetadata)) { |
Chris@0 | 26 $this->cacheabilityMetadata = new CacheableMetadata(); |
Chris@0 | 27 } |
Chris@0 | 28 |
Chris@0 | 29 $this->cacheabilityMetadata = $this->cacheabilityMetadata->merge(CacheableMetadata::createFromObject($dependency)); |
Chris@0 | 30 |
Chris@0 | 31 return $this; |
Chris@0 | 32 } |
Chris@0 | 33 |
Chris@0 | 34 /** |
Chris@0 | 35 * {@inheritdoc} |
Chris@0 | 36 */ |
Chris@0 | 37 public function getCacheableMetadata() { |
Chris@0 | 38 // A trait doesn't have a constructor, so initialize the cacheability |
Chris@0 | 39 // metadata if that hasn't happened yet. |
Chris@0 | 40 if (!isset($this->cacheabilityMetadata)) { |
Chris@0 | 41 $this->cacheabilityMetadata = new CacheableMetadata(); |
Chris@0 | 42 } |
Chris@0 | 43 |
Chris@0 | 44 return $this->cacheabilityMetadata; |
Chris@0 | 45 } |
Chris@0 | 46 |
Chris@0 | 47 } |