protected function DatabaseLockBackend::catchException in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Lock/DatabaseLockBackend.php \Drupal\Core\Lock\DatabaseLockBackend::catchException()

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

2 calls to DatabaseLockBackend::catchException()

DatabaseLockBackend::lockMayBeAvailable in core/lib/Drupal/Core/Lock/DatabaseLockBackend.php

Checks if a lock is available for acquiring.

DatabaseLockBackend::release in core/lib/Drupal/Core/Lock/DatabaseLockBackend.php

Releases the given lock.

File

core/lib/Drupal/Core/Lock/DatabaseLockBackend.php, line 207

Class

DatabaseLockBackend

Defines the database lock backend. This is the default backend in Drupal.

Namespace

Drupal\Core\Lock

Code

protected function catchException(\Exception $e) {
  if ($this->database
    ->schema()
    ->tableExists(static::TABLE_NAME)) {
    throw $e;
  }
}