/** * {@inheritDoc} */ public function changeAmount($delta) { $this->__initializer__ && $this->__initializer__->__invoke($this, 'changeAmount', array($delta)); return parent::changeAmount($delta); }
/** * Increase / decrease product inventory amount * * @param integer $delta Amount delta * * @return void */ public function changeAmount($delta) { if (!$this->getProduct() || !$this->getProduct()->hasManualPinCodes()) { parent::changeAmount($delta); } }