Drupal\Core\Queue

Defines a batch queue handler used by the Batch API.

Defines a batch queue handler used by the Batch API for non-progressive batches.

Default queue implementation.

Throw this exception to leave an item in the queue until its lock expires.

Static queue implementation.

Defines the key/value store factory for the database backend.

Defines the queue factory.

Provides a base implementation for a QueueWorker plugin.

Defines the queue worker manager.

Throw this exception to release the item allowing it to be processed again.

Exception class to throw to indicate that a cron queue should be skipped.

Delayable queue interface.

If the Drupal 'queue' service implements this interface, the garbageCollection() method will be called during cron.

Interface for a queue.

Defines an interface for a QueueWorker plugin.

Provides an interface for a queue worker manager.

Reliable queue interface.