class ContextCacheKeys

Same name in other branches
  1. 9 core/lib/Drupal/Core/Cache/Context/ContextCacheKeys.php \Drupal\Core\Cache\Context\ContextCacheKeys
  2. 8.9.x core/lib/Drupal/Core/Cache/Context/ContextCacheKeys.php \Drupal\Core\Cache\Context\ContextCacheKeys
  3. 10 core/lib/Drupal/Core/Cache/Context/ContextCacheKeys.php \Drupal\Core\Cache\Context\ContextCacheKeys

A value object to store generated cache keys with its cacheability metadata.

Hierarchy

Expanded class hierarchy of ContextCacheKeys

2 files declare their use of ContextCacheKeys
RendererTestBase.php in core/tests/Drupal/Tests/Core/Render/RendererTestBase.php
VariationCacheTest.php in core/tests/Drupal/Tests/Core/Cache/VariationCacheTest.php

File

core/lib/Drupal/Core/Cache/Context/ContextCacheKeys.php, line 10

Namespace

Drupal\Core\Cache\Context
View source 
class ContextCacheKeys extends CacheableMetadata {
    
    /**
     * The generated cache keys.
     *
     * @var string[]
     */
    protected $keys;
    
    /**
     * Constructs a ContextCacheKeys object.
     *
     * @param string[] $keys
     *   The cache context keys.
     */
    public function __construct(array $keys) {
        // Domain invariant: cache keys must be always sorted.
        // Sorting keys warrants that different combination of the same keys
        // generates the same cache cid.
        // @see \Drupal\Core\Render\RenderCache::createCacheID()
        sort($keys);
        $this->keys = $keys;
    }
    
    /**
     * Gets the generated cache keys.
     *
     * @return string[]
     *   The cache keys.
     */
    public function getKeys() {
        return $this->keys;
    }

}

Members

Title Modifiers Object type Summary Overriden Title Overrides
CacheableDependencyTrait::$cacheContexts protected property Cache contexts.
CacheableDependencyTrait::$cacheMaxAge protected property Cache max-age.
CacheableDependencyTrait::$cacheTags protected property Cache tags.
CacheableDependencyTrait::setCacheability protected function Sets cacheability; useful for value object constructors.
CacheableMetadata::applyTo public function Applies the values of this CacheableMetadata object to a render array. 1
CacheableMetadata::createFromObject public static function Creates a CacheableMetadata object from a depended object. 1
CacheableMetadata::createFromRenderArray public static function Creates a CacheableMetadata object with values taken from a render array. 1
CacheableMetadata::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyTrait::getCacheContexts
CacheableMetadata::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyTrait::getCacheMaxAge
CacheableMetadata::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyTrait::getCacheTags
CacheableMetadata::merge public function Merges the values of another CacheableMetadata object with this one. 1
CacheableMetadata::setCacheContexts public function Sets cache contexts.
CacheableMetadata::setCacheMaxAge public function Sets the maximum age (in seconds).
CacheableMetadata::setCacheTags public function Sets cache tags.
ContextCacheKeys::$keys protected property The generated cache keys.
ContextCacheKeys::getKeys public function Gets the generated cache keys.
ContextCacheKeys::__construct public function Constructs a ContextCacheKeys object.
RefinableCacheableDependencyTrait::addCacheableDependency public function 1
RefinableCacheableDependencyTrait::addCacheContexts public function
RefinableCacheableDependencyTrait::addCacheTags public function
RefinableCacheableDependencyTrait::mergeCacheMaxAge public function

Buggy or inaccurate documentation? Please file an issue. Need support? Need help programming? Connect with the Drupal community.