class Caching in Schema 8

Provides schema information for database cache tables.

Plugin annotation

@SchemaProvider(id = "caching")

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\schema\Plugin\Schema\Caching implements SchemaProviderInterface

File

src/Plugin/Schema/Caching.php, line 21

Contains Drupal\schema\Plugin\Schema\Caching.

Namespace

Drupal\schema\Plugin\Schema

class Caching extends PluginBase implements SchemaProviderInterface {

  /**
   * {@inheritdoc}
   */
  public function get($rebuild = FALSE) {
    $complete_schema = array();
    $cache_bins = Cache::getBins();
    foreach ($cache_bins as $name => $cache) {

      // If we have a chained backend, check if the persistent backend is a
      // DatabaseBackend.
      if ($cache instanceof ChainedFastBackend) {
        $reflection = new ReflectionClass(get_class($cache));
        $property = $reflection
          ->getProperty('consistentBackend');
        $property
          ->setAccessible(TRUE);
        $cache = $property
          ->getValue($cache);
      }

      // If we have a DatabaseBackend, add it's schema information.
      if ($cache instanceof DatabaseBackend) {
        $schema = $cache
          ->schemaDefinition();
        $complete_schema['cache_' . $name] = $schema;
      }
    }
    return $complete_schema;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Caching::get	public	function	Overrides SchemaProviderInterface::get
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.