Mercurial > hg > isophonics-drupal-site
annotate core/lib/Drupal/Core/Lock/NullLockBackend.php @ 19:fa3358dc1485 tip
Add ndrum files
author | Chris Cannam |
---|---|
date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
children |
rev | line source |
---|---|
Chris@0 | 1 <?php |
Chris@0 | 2 |
Chris@0 | 3 namespace Drupal\Core\Lock; |
Chris@0 | 4 |
Chris@0 | 5 /** |
Chris@0 | 6 * Defines a Null lock backend. |
Chris@0 | 7 * |
Chris@0 | 8 * This implementation won't actually lock anything and will always succeed on |
Chris@0 | 9 * lock attempts. |
Chris@0 | 10 * |
Chris@0 | 11 * @ingroup lock |
Chris@0 | 12 */ |
Chris@0 | 13 class NullLockBackend implements LockBackendInterface { |
Chris@0 | 14 |
Chris@0 | 15 /** |
Chris@0 | 16 * Current page lock token identifier. |
Chris@0 | 17 * |
Chris@0 | 18 * @var string |
Chris@0 | 19 */ |
Chris@0 | 20 protected $lockId; |
Chris@0 | 21 |
Chris@0 | 22 /** |
Chris@0 | 23 * {@inheritdoc} |
Chris@0 | 24 */ |
Chris@0 | 25 public function acquire($name, $timeout = 30.0) { |
Chris@0 | 26 return TRUE; |
Chris@0 | 27 } |
Chris@0 | 28 |
Chris@0 | 29 /** |
Chris@0 | 30 * {@inheritdoc} |
Chris@0 | 31 */ |
Chris@0 | 32 public function lockMayBeAvailable($name) { |
Chris@0 | 33 return TRUE; |
Chris@0 | 34 } |
Chris@0 | 35 |
Chris@0 | 36 /** |
Chris@0 | 37 * {@inheritdoc} |
Chris@0 | 38 */ |
Chris@0 | 39 public function wait($name, $delay = 30) {} |
Chris@0 | 40 |
Chris@0 | 41 /** |
Chris@0 | 42 * {@inheritdoc} |
Chris@0 | 43 */ |
Chris@0 | 44 public function release($name) {} |
Chris@0 | 45 |
Chris@0 | 46 /** |
Chris@0 | 47 * {@inheritdoc} |
Chris@0 | 48 */ |
Chris@0 | 49 public function releaseAll($lock_id = NULL) {} |
Chris@0 | 50 |
Chris@0 | 51 /** |
Chris@0 | 52 * {@inheritdoc} |
Chris@0 | 53 */ |
Chris@0 | 54 public function getLockId() { |
Chris@0 | 55 if (!isset($this->lockId)) { |
Chris@0 | 56 $this->lockId = uniqid(mt_rand(), TRUE); |
Chris@0 | 57 } |
Chris@0 | 58 return $this->lockId; |
Chris@0 | 59 } |
Chris@0 | 60 |
Chris@0 | 61 } |