/**
* Invoke state machine transition. State machine is not instance of
* this class, but it is represented by record in database.
*
* If transition creates a transaction and throws an exception, the
* transaction will be rolled back automatically before re-throwing
* the exception.
*/
public function invokeTransition(Reference $ref, $transition_name, $args, &$returns, callable $new_id_callback = null)
{
$transaction_before_transition = $this->flupdo->inTransaction();
try {
return parent::invokeTransition($ref, $transition_name, $args, $returns, $new_id_callback);
} catch (\Exception $ex) {
if (!$transaction_before_transition && $this->flupdo->inTransaction()) {
$this->flupdo->rollback();
}
throw $ex;
}
}
