Creates a lock that will persist across requests.

Parameters

string $lock_name: The name of the persistent lock to acquire.

Return value

string The text to display.

1 string reference to 'SystemTestController::lockPersist'

system_test.routing.yml in core/modules/system/tests/modules/system_test/system_test.routing.yml

core/modules/system/tests/modules/system_test/system_test.routing.yml

File

core/modules/system/tests/modules/system_test/src/Controller/SystemTestController.php, line 241

Class

SystemTestController

Controller routines for system_test routes.

Namespace

Drupal\system_test\Controller

Code

public function lockPersist($lock_name) {
  if ($this->persistentLock
    ->acquire($lock_name)) {
    return [
      '#markup' => 'TRUE: Lock successfully acquired in SystemTestController::lockPersist()',
    ];
  }
  else {
    return [
      '#markup' => 'FALSE: Lock not acquired in SystemTestController::lockPersist()',
    ];
  }
}

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