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

Defines the queue factory. Hierarchy class \Drupal\Core\Queue\

public QueueInterface::releaseItem($item)

public Memory::releaseItem($item) Releases an

The name of the queue this instance is working with. Type: string File

public DatabaseQueue::createQueue() Creates

Default queue implementation. Hierarchy class \Drupal\Core\Queue\

DatabaseQueue::__construct($name, Connection $connection)

public BatchMemory::claimItem($lease_time = 0)

Counter for item ids. Type: int File core/lib/Drupal/Core/Queue/Memory