public function PersistentDatabaseLockBackend::__construct in Drupal 9

Same name in this branch

1. 9 core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php \Drupal\Core\Lock\PersistentDatabaseLockBackend::__construct()
2. 9 core/lib/Drupal/Core/ProxyClass/Lock/PersistentDatabaseLockBackend.php \Drupal\Core\ProxyClass\Lock\PersistentDatabaseLockBackend::__construct()

Same name and namespace in other branches

1. 8 core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php \Drupal\Core\Lock\PersistentDatabaseLockBackend::__construct()

Constructs a new PersistentDatabaseLockBackend.

Parameters

\Drupal\Core\Database\Connection $database: The database connection.

Overrides DatabaseLockBackend::__construct

File

core/lib/Drupal/Core/Lock/PersistentDatabaseLockBackend.php, line 21

Class

PersistentDatabaseLockBackend

Defines the persistent database lock backend. This backend is global for this Drupal installation.

Namespace

Drupal\Core\Lock

Code

public function __construct(Connection $database) {

  // Do not call the parent constructor to avoid registering a shutdown
  // function that releases all the locks at the end of a request.
  $this->database = $database;

  // Set the lockId to a fixed string to make the lock ID the same across
  // multiple requests. The lock ID is used as a page token to relate all the
  // locks set during a request to each other.
  // @see \Drupal\Core\Lock\LockBackendInterface::getLockId()
  $this->lockId = 'persistent';
}