com.beasys.commerce.ebusiness.shoppingcart
Interface ShoppingCart

All Superinterfaces:

Belonging, BusinessSmartComponent, Cloneable, Comparable, Serializable

All Known Implementing Classes:

ShoppingCartImpl

public interface ShoppingCart

extends Belonging

The ShoppingCart is used to contain a list of ShoppingCartLines. Each ShoppingCartLine contains a unique item. If the customer adds a ProductItem that is already in the shopping cart, the quantity of the existing ShoppingCartLine is increased.

See Also:

ShoppingCartHome, ShoppingCartLine

Method Summary

void	addItemsFromShoppingCart(ShoppingCart items) Add the ShoppingCartLines from the specified ShoppingCart to this ShoppingCart.
ShoppingCartLine	addProductItem(ProductItem item, double quantity) Add an Item to the ShoppingCart.
ShoppingCartLine	addProductItem(ProductItem item, double quantity, Money unitMoney) Add an Item to the ShoppingCart.
boolean	addShoppingCartLine(ShoppingCartLine element) Ensures that this collection contains the specified element (optional operation).
boolean	addShoppingCartLineCollection(Collection collection) Adds all of the elements in the specified collection to this collection (optional operation).
void	clearShoppingCartLineCollection() Removes all of the elements from this collection (optional operation).
boolean	containsShoppingCartLine(ShoppingCartLine element) Returns true if this collection contains the specified element.
boolean	containsShoppingCartLineCollection(Collection c) Returns true if this collection contains all of the elements in the specified collection.
ShoppingCartLine	createShoppingCartLine() Used internally by the ShoppingCart to create ShoppingCartLines.
boolean	equalsShoppingCartLineCollection(Object object) Compares the specified object with this collection for equality.
ShoppingCartLine	findShoppingCartLine(String productIdentifier) Find the ShoppingCartLine associated with the specified Item.
double	getCategoryQuantity(String categoryId) Count the number of products that belong to a category.
double	getNumberOfUnits() Count the total quantity of items by summing the quantity on each line.
ArrayList	getOrderDiscountPresentations() Gets the order level discount list
Money	getShipping() Get the value of shipping
ArrayList	getShippingDiscountPresentations() Accessor method for the presentation of the discounts applied to the shipping, used by JSP pages for instance
Collection	getShoppingCartLineCollection() Returns the entire collection
Money	getSubtotal() Get the value of Subtotal
Money	getTotal() Get the value of total
Money	getTotal(int totalType) Gets the shopping cart total for the given total type.
Money	getTotalPrice() Gets the overal shopping cart total
boolean	isEmpty() Returns true if the shopping cart has no items
boolean	isShoppingCartLineCollectionEmpty() Returns true if this collection contains no elements.
void	removeAllProductItems() Removes all ShoppingCartLines.
ProductItem	removeProductItem(String productIdentifier) Remove the ShoppingCartLine associated with the Item specified.
boolean	removeShoppingCartLine(ShoppingCartLine element) Removes a single instance of the specified element from this collection, if it is present (optional operation).
boolean	removeShoppingCartLineCollection(Collection collection) Removes all this collection's elements that are also contained in the specified collection (optional operation).
boolean	retainShoppingCartLineCollection(Collection collection) Retains only the elements in this collection that are contained in the specified collection (optional operation).
void	setOrderDiscountPresentations(ArrayList discountPresentations) sets the order level discount list
void	setProductItemQuantity(ProductItem item, double quantity) Sets the Quantity of the ShoppingCartLine associated with this Item.
void	setShipping(Money shipping) Set the value of shipping
void	setShippingDiscountPresentations(ArrayList discountPresentations) sets Order Discount Description
void	setShoppingCartLineCollection(Collection collection) Sets the entire collection
void	setSubtotal(Money subtotal) Set the value of subtotal
void	setTotal(Money total) Set the value of total
int	shoppingCartLineCollectionHashCode() Returns the hash code value for this collection.
Iterator	shoppingCartLineCollectionIterator() Returns an iterator over the elements in this collection.
int	shoppingCartLineCollectionSize() Returns the number of elements in this collection.

Methods inherited from interface com.beasys.commerce.foundation.Belonging

clone, equals, interfaceName, setByValue, value

Methods inherited from interface java.lang.Comparable

compareTo

Method Detail

addItemsFromShoppingCart

public void addItemsFromShoppingCart(ShoppingCart items)
                              throws InvalidArgumentException

Add the ShoppingCartLines from the specified ShoppingCart to this ShoppingCart.

Throws:

InvalidArgumentException

addProductItem

public ShoppingCartLine addProductItem(ProductItem item,
                                       double quantity)
                                throws InvalidArgumentException

Add an Item to the ShoppingCart. If the Item is already in the ShoppingCart, increase its quantity.

Throws:

InvalidArgumentException

addProductItem

public ShoppingCartLine addProductItem(ProductItem item,
                                       double quantity,
                                       Money unitMoney)
                                throws InvalidArgumentException

Add an Item to the ShoppingCart. If the Item is already in the ShoppingCart, increase its quantity.

Throws:

InvalidArgumentException

addShoppingCartLine

public boolean addShoppingCartLine(ShoppingCartLine element)

Ensures that this collection contains the specified element (optional operation).

addShoppingCartLineCollection

public boolean addShoppingCartLineCollection(Collection collection)

Adds all of the elements in the specified collection to this collection (optional operation).

clearShoppingCartLineCollection

public void clearShoppingCartLineCollection()

Removes all of the elements from this collection (optional operation).

containsShoppingCartLine

public boolean containsShoppingCartLine(ShoppingCartLine element)

Returns true if this collection contains the specified element.

containsShoppingCartLineCollection

public boolean containsShoppingCartLineCollection(Collection c)

Returns true if this collection contains all of the elements in the specified collection.

createShoppingCartLine

public ShoppingCartLine createShoppingCartLine()

Used internally by the ShoppingCart to create ShoppingCartLines. If ShoppingCart is used to manage a list of lines that extend ShoppingCartLine, this method should be overridden to return an instance of the appropiate sub class.

equalsShoppingCartLineCollection

public boolean equalsShoppingCartLineCollection(Object object)

Compares the specified object with this collection for equality.

findShoppingCartLine

public ShoppingCartLine findShoppingCartLine(String productIdentifier)
                                      throws ItemNotInShoppingCartException,
                                             InvalidArgumentException

Find the ShoppingCartLine associated with the specified Item. Throws an ItemNotInShoppingCartException if the Item cannot be found.

Throws:

ItemNotInShoppingCartException

InvalidArgumentException

getCategoryQuantity

public double getCategoryQuantity(String categoryId)
                           throws RemoteException

Count the number of products that belong to a category.

Throws:

RemoteException

getNumberOfUnits

public double getNumberOfUnits()

Count the total quantity of items by summing the quantity on each line.

getOrderDiscountPresentations

public ArrayList getOrderDiscountPresentations()

Gets the order level discount list

getShipping

public Money getShipping()

Get the value of shipping

Returns:

shipping.

getShippingDiscountPresentations

public ArrayList getShippingDiscountPresentations()

Accessor method for the presentation of the discounts applied to the shipping, used by JSP pages for instance

getShoppingCartLineCollection

public Collection getShoppingCartLineCollection()

Returns the entire collection

getSubtotal

public Money getSubtotal()

Get the value of Subtotal

Returns:

Subtotal.

getTotal

public Money getTotal()

Get the value of total

Returns:

total.

getTotal

public Money getTotal(int totalType)
               throws InvalidArgumentException

Gets the shopping cart total for the given total type. Valid values are one or more of :

• LINE_UNIT_PRICE_TIMES_QUANTITY
• LINE_SHIPPING
• LINE_TAX
• SHOPPING_CART_SHIPPING

Throws:

InvalidArgumentException

getTotalPrice

public Money getTotalPrice()

Gets the overal shopping cart total

isEmpty

public boolean isEmpty()

Returns true if the shopping cart has no items

isShoppingCartLineCollectionEmpty

public boolean isShoppingCartLineCollectionEmpty()

Returns true if this collection contains no elements.

removeAllProductItems

public void removeAllProductItems()

Removes all ShoppingCartLines. This resets the entire ShoppingCart.

removeProductItem

public ProductItem removeProductItem(String productIdentifier)
                              throws InvalidArgumentException

Remove the ShoppingCartLine associated with the Item specified.

Throws:

InvalidArgumentException

removeShoppingCartLine

public boolean removeShoppingCartLine(ShoppingCartLine element)

Removes a single instance of the specified element from this collection, if it is present (optional operation).

removeShoppingCartLineCollection

public boolean removeShoppingCartLineCollection(Collection collection)

Removes all this collection's elements that are also contained in the specified collection (optional operation).

retainShoppingCartLineCollection

public boolean retainShoppingCartLineCollection(Collection collection)

Retains only the elements in this collection that are contained in the specified collection (optional operation).

setOrderDiscountPresentations

public void setOrderDiscountPresentations(ArrayList discountPresentations)

sets the order level discount list

setProductItemQuantity

public void setProductItemQuantity(ProductItem item,
                                   double quantity)
                            throws InvalidArgumentException

Sets the Quantity of the ShoppingCartLine associated with this Item. A new ShoppingCartLine is created if the Item is not present. This differs from addItem in that this method explicitly sets the absolute Quantity of a ShoppingCartLine rather than incrementing the existing value .

Throws:

InvalidArgumentException

setShipping

public void setShipping(Money shipping)

Set the value of shipping

Parameters:

shipping - shipping to be set

setShippingDiscountPresentations

public void setShippingDiscountPresentations(ArrayList discountPresentations)

sets Order Discount Description

setShoppingCartLineCollection

public void setShoppingCartLineCollection(Collection collection)

Sets the entire collection

setSubtotal

public void setSubtotal(Money subtotal)

Set the value of subtotal

Parameters:

subtotal - subtotal to be set

setTotal

public void setTotal(Money total)

Set the value of total

shoppingCartLineCollectionHashCode

public int shoppingCartLineCollectionHashCode()

Returns the hash code value for this collection.

shoppingCartLineCollectionIterator

public Iterator shoppingCartLineCollectionIterator()

Returns an iterator over the elements in this collection.

shoppingCartLineCollectionSize

public int shoppingCartLineCollectionSize()

Returns the number of elements in this collection.