CSE435 BECS Project Fall 2007 Team members: Group 4: Derek Gebhard – Head PM Andrew Blossom – Customer Liaison Steve Emelander – Configuration Manager Rob Meyer – Project Facilitator Group 5: Mike Harriman – PM Calvin Pinsuwan – Customer Liason Colin Nemchik – Project Facilitator Brandon Turner – Configuration Manager Group 7: Richard Schultz – PM Mark Aikman – Customer Liason Daniel Briggs – Project Facilitator George Hoffman – Configuration Manager

Project Overview BECS = Book E-Commerce SystemBECS = Book E-Commerce System System functionalitySystem functionality –Selling Books –Purchasing Books –Accessible through a website Motivation for projectMotivation for project –Provides automation support for process of selling books over the web –Facilitates the actual sale of books

Overview of Features Feature 1 (Show Listing of Items)Feature 1 (Show Listing of Items) –Complete list of books displayed –Books displayed in ascending alphabetical order by title –Associated information with book TitleTitle AuthorAuthor PricePrice

Overview of Features Feature 2 (Inventory Data)Feature 2 (Inventory Data) –Maintain data associated with inventory Book dataBook data Inventory stockInventory stock Feature 3 (Search)Feature 3 (Search) –Search books for sale based on title

Overview of Features Feature 4 (Account Creation)Feature 4 (Account Creation) –Any customer can sign up –Store Data Member vs NonMemberMember vs NonMember Username (unique)Username (unique) Password (no restrictions)Password (no restrictions) Addres (no restrictions) Addres (no restrictions) Postal Address (unverified)Postal Address (unverified) Feature 5 (Manager Account)Feature 5 (Manager Account) –One account for BECS

Overview of Features Feature 6 (Log in)Feature 6 (Log in) –Customers and Manager can log in and log out of BECS –Automatic log out (30 minutes) Feature 7 (Shopping Cart)Feature 7 (Shopping Cart) –Add one or more books to shopping cart No multiple copies of booksNo multiple copies of books –Pricing information

Overview of Features Feature 8 (Promotion)Feature 8 (Promotion) –Fixed percentage discount applied to entire order –Entered by Manager at creation –Expires – ed to Members Feature 9 (Checkout)Feature 9 (Checkout) –Available to logged-in customers –Member customers may enter one promotion code –Collect 16-digit credit card number –Log / record Transaction

Overview of Features Feature 10 (Reorder)Feature 10 (Reorder) –Manager notified when certain quantity of a book is met –Exception: Stop Order Manager defined for every bookManager defined for every book Feature 11 (Manager)Feature 11 (Manager) –Update stock –Change books price –View transaction logs

Domain Research Investigated area of E-CommerceInvestigated area of E-Commerce Needed to apply domain knowledge in the area of website developmentNeeded to apply domain knowledge in the area of website development Project ConstraintsProject Constraints –Security Concerns Database storage of passwords (plain text)Database storage of passwords (plain text) No Lockout after number of failed LoginsNo Lockout after number of failed Logins Lack of encrypted connection – Credit CardLack of encrypted connection – Credit Card No Strong passwordsNo Strong passwords –Behavior on browsers other than Firefox and Internet Explorer

Use Case Diagram

Shared Functionality

Expansion of Login Use Case

Manager Zoom in

Customer Zoom in

Simplified Class Diagram

Simplified Class Diagram: Singletons

Simplified Class Diagram: Observer

Simplified Class Diagram: GUI Controls

Simplified Class Diagram: Mediators

Simplified Class Diagram: Mediators and Mediator Clients

Simplified Class Diagram: Façade

Sequence Diagram Adding a Promotion

Sequence Diagram Adding Book to Inventory

Sequence Diagram Add a book to the cart

State Diagram Manger Interactions

State Diagram Customer Interactions

State Diagram Transaction Log

Demonstration InterfaceInterface ScenariosScenarios DemoDemo

Interface - Customer

Interface - Manager

Customer - Purchase Find Desired BooksFind Desired Books Add Books to CartAdd Books to Cart RegistrationRegistration LoginLogin Apply PromotionApply Promotion CheckoutCheckout

Customer - Purchase

Manager - Create Book Login (“Manager”/”test”)Login (“Manager”/”test”) NameName AuthorAuthor PricePrice BarcodeBarcode StockStock Reorder InformationReorder Information

Manager – Edit Book Fix TyposFix Typos –Title –Author –Barcode Change PriceChange Price Update Stock AmountUpdate Stock Amount Change Reorder InformationChange Reorder Information DeleteDelete

Manager – Promotion Promotion CodePromotion Code PercentPercent Expiration DateExpiration Date

Manager – Transactions UsernameUsername TimeTime PromotionPromotion PricePrice BooksBooks

And Now…. The Demo