class VariantManager

Same name and namespace in other branches
  1. 9 core/lib/Drupal/Core/Display/VariantManager.php \Drupal\Core\Display\VariantManager
  2. 10 core/lib/Drupal/Core/Display/VariantManager.php \Drupal\Core\Display\VariantManager
  3. 11.x core/lib/Drupal/Core/Display/VariantManager.php \Drupal\Core\Display\VariantManager

Manages discovery of display variant plugins.


Expanded class hierarchy of VariantManager

See also




Plugin API

1 string reference to 'VariantManager' in core/
1 service uses VariantManager
plugin.manager.display_variant in core/


core/lib/Drupal/Core/Display/VariantManager.php, line 17


View source
class VariantManager extends DefaultPluginManager {
     * Constructs a new VariantManager.
     * @param \Traversable $namespaces
     *   An object that implements \Traversable which contains the root paths
     *   keyed by the corresponding namespace to look for plugin implementations.
     * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
     *   Cache backend instance to use.
     * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
     *   The module handler to invoke the alter hook with.
    public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
        parent::__construct('Plugin/DisplayVariant', $namespaces, $module_handler, 'Drupal\\Core\\Display\\VariantInterface', 'Drupal\\Core\\Display\\Annotation\\DisplayVariant');
        $this->setCacheBackend($cache_backend, 'variant_plugins');



Title Sort descending Modifiers Object type Summary Overriden Title Overrides
DefaultPluginManager::$additionalAnnotationNamespaces protected property Additional namespaces the annotation discovery mechanism should scan for
annotation definitions.
DefaultPluginManager::$alterHook protected property Name of the alter hook if one should be invoked.
DefaultPluginManager::$cacheKey protected property The cache key.
DefaultPluginManager::$cacheTags protected property An array of cache tags to use for the cached definitions.
DefaultPluginManager::$defaults protected property A set of defaults to be referenced by $this->processDefinition() if
additional processing of plugins is necessary or helpful for development
DefaultPluginManager::$moduleHandler protected property The module handler to invoke the alter hook. 1
DefaultPluginManager::$namespaces protected property An object that implements \Traversable which contains the root paths
keyed by the corresponding namespace to look for plugin implementations.
DefaultPluginManager::$pluginDefinitionAnnotationName protected property The name of the annotation that contains the plugin definition.
DefaultPluginManager::$pluginInterface protected property The interface each plugin should implement. 1
DefaultPluginManager::$subdir protected property The subdirectory within a namespace to look for plugins, or FALSE if the
plugins are in the top level of the namespace.
DefaultPluginManager::alterDefinitions protected function Invokes the hook to alter the definitions if the alter hook is set. 1
DefaultPluginManager::alterInfo protected function Sets the alter hook name.
DefaultPluginManager::clearCachedDefinitions public function Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions 5
DefaultPluginManager::extractProviderFromDefinition protected function Extracts the provider from a plugin definition.
DefaultPluginManager::findDefinitions protected function Finds plugin definitions. 7
DefaultPluginManager::fixContextAwareDefinitions private function Fix the definitions of context-aware plugins.
DefaultPluginManager::getCacheContexts public function The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
DefaultPluginManager::getCachedDefinitions protected function Returns the cached plugin definitions of the decorated discovery class.
DefaultPluginManager::getCacheMaxAge public function The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
DefaultPluginManager::getCacheTags public function The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
DefaultPluginManager::getDefinitions public function Gets the definition of all plugins for this type. Overrides DiscoveryTrait::getDefinitions 2
DefaultPluginManager::getDiscovery protected function Gets the plugin discovery. Overrides PluginManagerBase::getDiscovery 12
DefaultPluginManager::getFactory protected function Gets the plugin factory. Overrides PluginManagerBase::getFactory
DefaultPluginManager::processDefinition public function Performs extra processing on plugin definitions. 13
DefaultPluginManager::providerExists protected function Determines if the provider of a definition exists. 3
DefaultPluginManager::setCacheBackend public function Initialize the cache backend.
DefaultPluginManager::setCachedDefinitions protected function Sets a cache of plugin definitions for the decorated discovery class.
DefaultPluginManager::useCaches public function Disable the use of caches. Overrides CachedDiscoveryInterface::useCaches 1
DiscoveryCachedTrait::$definitions protected property Cached definitions array. 1
DiscoveryCachedTrait::getDefinition public function Overrides DiscoveryTrait::getDefinition 3
DiscoveryTrait::doGetDefinition protected function Gets a specific plugin definition.
DiscoveryTrait::hasDefinition public function
PluginManagerBase::$discovery protected property The object that discovers plugins managed by this manager.
PluginManagerBase::$factory protected property The object that instantiates plugins managed by this manager.
PluginManagerBase::$mapper protected property The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::createInstance public function 12
PluginManagerBase::getInstance public function 7
PluginManagerBase::handlePluginNotFound protected function Allows plugin managers to specify custom behavior if a plugin is not found. 1
UseCacheBackendTrait::$cacheBackend protected property Cache backend instance.
UseCacheBackendTrait::$useCaches protected property Flag whether caches should be used or skipped.
UseCacheBackendTrait::cacheGet protected function Fetches from the cache backend, respecting the use caches flag. 1
UseCacheBackendTrait::cacheSet protected function Stores data in the persistent cache, respecting the use caches flag.
VariantManager::__construct public function Constructs a new VariantManager. Overrides DefaultPluginManager::__construct

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