public function Connection::rollBack in Drupal 9
Same name in this branch
- 9 core/lib/Drupal/Core/Database/Connection.php \Drupal\Core\Database\Connection::rollBack()
- 9 core/lib/Drupal/Core/Database/Driver/mysql/Connection.php \Drupal\Core\Database\Driver\mysql\Connection::rollBack()
Same name and namespace in other branches
- 8 core/lib/Drupal/Core/Database/Connection.php \Drupal\Core\Database\Connection::rollBack()
Rolls back the transaction entirely or to a named savepoint.
This method throws an exception if no transaction is active.
Parameters
string $savepoint_name: (optional) The name of the savepoint. The default, 'drupal_transaction', will roll the entire transaction back.
Throws
\Drupal\Core\Database\TransactionOutOfOrderException
\Drupal\Core\Database\TransactionNoActiveException
See also
\Drupal\Core\Database\Transaction::rollBack()
2 calls to Connection::rollBack()
- Connection::rollBack in core/
lib/ Drupal/ Core/ Database/ Driver/ mysql/ Connection.php - Rolls back the transaction entirely or to a named savepoint.
- Connection::rollbackSavepoint in core/
lib/ Drupal/ Core/ Database/ Driver/ pgsql/ Connection.php - Rollback a savepoint by name if it exists.
1 method overrides Connection::rollBack()
- Connection::rollBack in core/
lib/ Drupal/ Core/ Database/ Driver/ mysql/ Connection.php - Rolls back the transaction entirely or to a named savepoint.
File
- core/
lib/ Drupal/ Core/ Database/ Connection.php, line 1514
Class
- Connection
- Base Database API class.
Namespace
Drupal\Core\DatabaseCode
public function rollBack($savepoint_name = 'drupal_transaction') {
if (!$this
->inTransaction()) {
throw new TransactionNoActiveException();
}
// A previous rollback to an earlier savepoint may mean that the savepoint
// in question has already been accidentally committed.
if (!isset($this->transactionLayers[$savepoint_name])) {
throw new TransactionNoActiveException();
}
// We need to find the point we're rolling back to, all other savepoints
// before are no longer needed. If we rolled back other active savepoints,
// we need to throw an exception.
$rolled_back_other_active_savepoints = FALSE;
while ($savepoint = array_pop($this->transactionLayers)) {
if ($savepoint == $savepoint_name) {
// If it is the last the transaction in the stack, then it is not a
// savepoint, it is the transaction itself so we will need to roll back
// the transaction rather than a savepoint.
if (empty($this->transactionLayers)) {
break;
}
$this
->query('ROLLBACK TO SAVEPOINT ' . $savepoint);
$this
->popCommittableTransactions();
if ($rolled_back_other_active_savepoints) {
throw new TransactionOutOfOrderException();
}
return;
}
else {
$rolled_back_other_active_savepoints = TRUE;
}
}
// Notify the callbacks about the rollback.
$callbacks = $this->rootTransactionEndCallbacks;
$this->rootTransactionEndCallbacks = [];
foreach ($callbacks as $callback) {
call_user_func($callback, FALSE);
}
$this->connection
->rollBack();
if ($rolled_back_other_active_savepoints) {
throw new TransactionOutOfOrderException();
}
}