public function finishDeliveryExecution() {
	    $deliveryExecution = $this->getCurrentDeliveryExecution();
	    if ($deliveryExecution->getUserIdentifier() == common_session_SessionManager::getSession()->getUserUri()) {
            $stateService = $this->getServiceManager()->get(StateServiceInterface::SERVICE_ID);
	        $stateService->finish($deliveryExecution);
	    } else {
	        common_Logger::w('Non owner '.common_session_SessionManager::getSession()->getUserUri().' tried to finish deliveryExecution '.$deliveryExecution->getIdentifier());
	    }
	    $this->redirect($this->getReturnUrl());
	}