    public function setItems($items)
    {
        if ($items && !$items instanceof ItemBag) {
            $items = new PayPalItemBag($items);
        }

        return $this->setParameter('items', $items);
    }
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.