protected function DatabaseLockBackend::catchException
protected DatabaseLockBackend::catchException(\Exception $e)
Act on an exception when semaphore might be stale.
If the table does not yet exist, that's fine, but if the table exists and yet the query failed, then the semaphore is stale and the exception needs to propagate.
Parameters
$e: The exception.
Throws
\Exception
File
- core/lib/Drupal/Core/Lock/DatabaseLockBackend.php, line 200
Class
- DatabaseLockBackend
- Defines the database lock backend. This is the default backend in Drupal.
Namespace
Drupal\Core\LockCode
protected function catchException(\Exception $e) { if ($this->database->schema()->tableExists(static::TABLE_NAME)) { throw $e; } }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Lock!DatabaseLockBackend.php/function/DatabaseLockBackend::catchException/8.1.x