class PersistentDatabaseLockBackend in Drupal 8

Provides a proxy class for \Drupal\Core\Lock\PersistentDatabaseLockBackend.

Hierarchy

• class \Drupal\Core\ProxyClass\Lock\PersistentDatabaseLockBackend implements LockBackendInterface uses DependencySerializationTrait

See also

\Drupal\Component\ProxyBuilder

File

core/lib/Drupal/Core/ProxyClass/Lock/PersistentDatabaseLockBackend.php, line 15

Namespace

Drupal\Core\ProxyClass\Lock

class PersistentDatabaseLockBackend implements \Drupal\Core\Lock\LockBackendInterface {
  use \Drupal\Core\DependencyInjection\DependencySerializationTrait;

  /**
   * The id of the original proxied service.
   *
   * @var string
   */
  protected $drupalProxyOriginalServiceId;

  /**
   * The real proxied service, after it was lazy loaded.
   *
   * @var \Drupal\Core\Lock\PersistentDatabaseLockBackend
   */
  protected $service;

  /**
   * The service container.
   *
   * @var \Symfony\Component\DependencyInjection\ContainerInterface
   */
  protected $container;

  /**
   * Constructs a ProxyClass Drupal proxy object.
   *
   * @param \Symfony\Component\DependencyInjection\ContainerInterface $container
   *   The container.
   * @param string $drupal_proxy_original_service_id
   *   The service ID of the original service.
   */
  public function __construct(\Symfony\Component\DependencyInjection\ContainerInterface $container, $drupal_proxy_original_service_id) {
    $this->container = $container;
    $this->drupalProxyOriginalServiceId = $drupal_proxy_original_service_id;
  }

  /**
   * Lazy loads the real service from the container.
   *
   * @return object
   *   Returns the constructed real service.
   */
  protected function lazyLoadItself() {
    if (!isset($this->service)) {
      $this->service = $this->container
        ->get($this->drupalProxyOriginalServiceId);
    }
    return $this->service;
  }

  /**
   * {@inheritdoc}
   */
  public function acquire($name, $timeout = 30) {
    return $this
      ->lazyLoadItself()
      ->acquire($name, $timeout);
  }

  /**
   * {@inheritdoc}
   */
  public function lockMayBeAvailable($name) {
    return $this
      ->lazyLoadItself()
      ->lockMayBeAvailable($name);
  }

  /**
   * {@inheritdoc}
   */
  public function release($name) {
    return $this
      ->lazyLoadItself()
      ->release($name);
  }

  /**
   * {@inheritdoc}
   */
  public function releaseAll($lock_id = NULL) {
    return $this
      ->lazyLoadItself()
      ->releaseAll($lock_id);
  }

  /**
   * {@inheritdoc}
   */
  public function schemaDefinition() {
    return $this
      ->lazyLoadItself()
      ->schemaDefinition();
  }

  /**
   * {@inheritdoc}
   */
  public function wait($name, $delay = 30) {
    return $this
      ->lazyLoadItself()
      ->wait($name, $delay);
  }

  /**
   * {@inheritdoc}
   */
  public function getLockId() {
    return $this
      ->lazyLoadItself()
      ->getLockId();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
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
PersistentDatabaseLockBackend::$container	protected	property	The service container.
PersistentDatabaseLockBackend::$drupalProxyOriginalServiceId	protected	property	The id of the original proxied service.
PersistentDatabaseLockBackend::$service	protected	property	The real proxied service, after it was lazy loaded.
PersistentDatabaseLockBackend::acquire	public	function	Acquires a lock. Overrides LockBackendInterface::acquire
PersistentDatabaseLockBackend::getLockId	public	function	Gets the unique page token for locks. Overrides LockBackendInterface::getLockId
PersistentDatabaseLockBackend::lazyLoadItself	protected	function	Lazy loads the real service from the container.
PersistentDatabaseLockBackend::lockMayBeAvailable	public	function	Checks if a lock is available for acquiring. Overrides LockBackendInterface::lockMayBeAvailable
PersistentDatabaseLockBackend::release	public	function	Releases the given lock. Overrides LockBackendInterface::release
PersistentDatabaseLockBackend::releaseAll	public	function	Releases all locks for the given lock token identifier. Overrides LockBackendInterface::releaseAll
PersistentDatabaseLockBackend::schemaDefinition	public	function
PersistentDatabaseLockBackend::wait	public	function	Waits a short amount of time before a second lock acquire attempt. Overrides LockBackendInterface::wait
PersistentDatabaseLockBackend::__construct	public	function	Constructs a ProxyClass Drupal proxy object.