/**
* Retrieve Maximum Qty Allowed in Shopping Cart data wrapper
*
* @return float
*/
public function getMaxSaleQty()
{
if ($this->getUseConfigMaxSaleQty()) {
$customerGroupId = $this->getCustomerGroupId();
$maxSaleQty = $this->stockConfiguration->getMaxSaleQty($this->getStoreId(), $customerGroupId);
} else {
$maxSaleQty = (double) $this->getData(static::MAX_SALE_QTY);
}
return $maxSaleQty;
}