Tuesday, June 23, 2009

Exercise 21: Shopping cart specifications

Develop the class diagram for the following shopping cart specifications:
A shoppingCart object is associated with only one creditCard and customer and to items in itemToBuy object. Persistent customer information such as name, billing address, delivery address, e-mail address and credit rating is stored in the customer object. The credit card object is associated with a frequentShopper discount object, if the credit rating for the customer is good. The customer can make or cancel orders as well as add and delete items to the shopping cart product. The credit card object contains the secure method for checking that the charge is authentic.

This is a class diagram of the textual information provided. This was produced using the class diagram tool in Visual Studio 2008. There are no multiplicities defined. This would be fleshed out with some further business case analysis.

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