5 class Queue6 extends Queue7 {
7 public function __construct() {
8 // Drupal 6 has no core queue capabilities, and thus requires contrib.
9 if (!module_exists('drupal_queue')) {
10 throw new QueueException(dt('The drupal_queue module need to be installed/enabled.'));
13 drupal_queue_include();
20 public function getQueues() {
21 if (!isset(static::$queues)) {
22 static::$queues = module_invoke_all('cron_queue_info');
23 drupal_alter('cron_queue_info', static::$queues);
25 return static::$queues;