class BatchMemoryQueue

  1. cis7 includes/ BatchMemoryQueue
  2. cle7 includes/ BatchMemoryQueue
  3. elmsmedia7 includes/ BatchMemoryQueue
  4. icor7 includes/ BatchMemoryQueue
  5. meedjum_blog7 includes/ BatchMemoryQueue
  6. mooc7 includes/ BatchMemoryQueue

Defines a batch queue for non-progressive batches.


Expanded class hierarchy of BatchMemoryQueue


Contains filters are case sensitive
Namesort descending Modifiers Type Description
BatchMemoryQueue::claimItem public function Overrides MemoryQueue::claimItem().
BatchMemoryQueue::getAllItems public function Retrieves all remaining items in the queue.
MemoryQueue::$id_sequence protected property Counter for item ids.
MemoryQueue::$queue protected property The queue data.
MemoryQueue::createItem public function Add a queue item and store it directly to the queue. Overrides DrupalQueueInterface::createItem
MemoryQueue::createQueue public function Create a queue. Overrides DrupalQueueInterface::createQueue
MemoryQueue::deleteItem public function Delete a finished item from the queue. Overrides DrupalQueueInterface::deleteItem
MemoryQueue::deleteQueue public function Delete a queue and every item in the queue. Overrides DrupalQueueInterface::deleteQueue
MemoryQueue::numberOfItems public function Retrieve the number of items in the queue. Overrides DrupalQueueInterface::numberOfItems
MemoryQueue::releaseItem public function Release an item that the worker could not process, so another worker can come in and process it before the timeout expires. Overrides DrupalQueueInterface::releaseItem
MemoryQueue::__construct public function Start working with a queue.


includes/, line 55
Queue handlers used by the Batch API.

View source
class BatchMemoryQueue extends MemoryQueue {

   * Overrides MemoryQueue::claimItem().
   * Unlike MemoryQueue::claimItem(), this method provides a default lease
   * time of 0 (no expiration) instead of 30. This allows the item to be
   * claimed repeatedly until it is deleted.
  public function claimItem($lease_time = 0) {
    if (!empty($this->queue)) {
      return current($this->queue);
    return FALSE;

   * Retrieves all remaining items in the queue.
   * This is specific to Batch API and is not part of the DrupalQueueInterface.
  public function getAllItems() {
    $result = array();
    foreach ($this->queue as $item) {
      $result[] = $item->data;
    return $result;
2 string references to 'BatchMemoryQueue'
og-7.x-1.x.database.php in sites/all/modules/ulmus/og/tests/og-7.x-1.x.database.php
Filled installation of Drupal 7.0, for test purposes.
_batch_populate_queue in includes/
Populates a job queue with the operations of a batch set.



Error message

  • Warning: Cannot modify header information - headers already sent by (output started at /var/www/html/elmsln_community/ in drupal_send_headers() (line 1499 of /var/www/html/elmsln_community/
  • Error: Call to undefined function apc_delete() in DrupalAPCCache->clear() (line 289 of /var/www/html/elmsln_community/
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