AddToCartStrategy (hybris Commerce Suite 2011)

All Known Implementing Classes:

DefaultAddToCartStrategy
```
@Deprecated(since="ages",
            forRemoval=true)
public interface AddToCartStrategy
```
Deprecated, for removal: This API element is subject to removal in a future version.
since ages

The product add to cart strategy.

Spring Bean ID:

addToCartStrategy

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`addToCart(CartModel cart, ProductModel product, long quantity, UnitModel unit)`	Deprecated, for removal: This API element is subject to removal in a future version. Adds to the (existing) `CartModel` the (existing) `ProductModel` in the given `UnitModel` and with the given `quantity`.

- Method Detail
  - addToCart
```
void addToCart(CartModel cart,
               ProductModel product,
               long quantity,
               UnitModel unit)
        throws InvalidCartException
```
    Deprecated, for removal: This API element is subject to removal in a future version.
    
    Adds to the (existing) CartModel the (existing) ProductModel in the given UnitModel and with the given quantity. If in the cart already an entry with the given product and given unit exists the given quantity is added to the the quantity of this cart entry.
    
    Parameters:
    
    cart - the cart, must exist
    
    product - the product which is added to the cart
    
    quantity - the quantity of the product
    
    unit - if null ProductService.getOrderableUnit(ProductModel) is used to determine the unit
    
    Throws:
    
    InvalidCartException - if the product is a base product OR the quantity is less 1 or no usable unit was found (only when given unit is also null)