public function getStackQty()
    {
        $info = $this->getInternalOrderInfo();
        $qty  = 1;

        if ($info->getStackQuantity() > 1) {
            $qty = $info->getStackQuantity();
        }

        return $qty;
    }
public function getStackQty()
    {
        $info = $this->getInternalOrderInfo();
        $qty  = 1;

        if ($info->getStackQuantity() > 1) {
            $qty = $info->getStackQuantity();
        }

        return $qty;
    }
public function getStackQty ( ) { $ info = $ this -> getInternalOrderInfo ( ) ; $ qty = 1 ; if ( $ info -> getStackQuantity ( ) > 1 ) { $ qty = $ info -> getStackQuantity ( ) ; } return $ qty ; }
Retrieve stack qty if it exists

@return int
@throws \Zend_Json_Exception
Retrieve stack qty if it exists