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<?php
namespace Drupal\Core\Queue;
use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\Core\Plugin\DefaultPluginManager;
/**
* Defines the queue worker manager.
*
* @see \Drupal\Core\Queue\QueueWorkerInterface
* @see \Drupal\Core\Queue\QueueWorkerBase
* @see \Drupal\Core\Annotation\QueueWorker
* @see plugin_api
*/
class QueueWorkerManager extends DefaultPluginManager implements QueueWorkerManagerInterface {
/**
* Constructs an QueueWorkerManager object.
*
* @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.
*/
public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
parent::__construct('Plugin/QueueWorker', $namespaces, $module_handler, 'Drupal\Core\Queue\QueueWorkerInterface', 'Drupal\Core\Annotation\QueueWorker');
$this->setCacheBackend($cache_backend, 'queue_plugins');
$this->alterInfo('queue_info');
}
/**
* {@inheritdoc}
*/
public function processDefinition(&$definition, $plugin_id) {
parent::processDefinition($definition, $plugin_id);
// Assign a default time if a cron is specified.
if (isset($definition['cron'])) {
$definition['cron'] += [
'time' => 15,
];
}
}
/**
* {@inheritdoc}
*
* @return \Drupal\Core\Queue\QueueWorkerInterface
*/
public function createInstance($plugin_id, array $configuration = []) {
return parent::createInstance($plugin_id, $configuration);
}
}