public function CacheableMetadata::getCacheContexts in Drupal 9

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Cache/CacheableMetadata.php \Drupal\Core\Cache\CacheableMetadata::getCacheContexts()
2. 10 core/lib/Drupal/Core/Cache/CacheableMetadata.php \Drupal\Core\Cache\CacheableMetadata::getCacheContexts()

The cache contexts associated with this object.

These identify a specific variation/representation of the object.

Cache contexts are tokens: placeholders that are converted to cache keys by the @cache_contexts_manager service. The replacement value depends on the request context (the current URL, language, and so on). They're converted before storing an object in cache.

Return value

string[] An array of cache context tokens, used to generate a cache ID.

Overrides CacheableDependencyTrait::getCacheContexts

See also

\Drupal\Core\Cache\Context\CacheContextsManager::convertTokensToKeys()

File

core/lib/Drupal/Core/Cache/CacheableMetadata.php, line 37

Class

CacheableMetadata

Defines a generic class for passing cacheability metadata.

Namespace

Drupal\Core\Cache

Code

public function getCacheContexts() {
  return $this->cacheContexts;
}