1. Congo Exports Group Presentation Nick Bakunowicz Gabe Gottfredsen
Kevin Mancusi

2. About Our Project Congo Exports
The dedicated, one-stop shop for any Beer Enthusiast, and the centralized online presence for new and long-standing Beer Vendors everywhere.
What We Do:
Assist the customer looking for new beers (and old standbys)
Assist the vendor looking to establish an online presence or expand their existing operation
Our proposed cases:

3. Customer Use Case

4. Vendor Use Case

5. Admin Use Case

7. DESIGN PATTERNS Factory What: Why:
Factory Design Pattern – creates objects without identifying the specific classes to be created
DAO Factory – Data Access Object Factory
Abstracts and encapsulates access to data source
Why:
Stored data isn’t always stored neatly using SQL
Different RDBMSs, different APIs

9. Design Patterns Service Locator
Abstracts the jndi lookups needed to create Session Bean objects, DataSources, and MessageContexts
Caches EJBHome and DataSource objects so they don’t have to be recreated each time

10. Façade (Business Delegate)
DESIGN PATTERNS
Façade (Business Delegate)
Hides underlying implementation details by creating a simple interface
Reduces coupling between client and business services
Allows for changing of business services implementation without disrupting client side code

11. DESIGN PATTERNS

12. Multitier Architecture
Client-Server architecture emphasizes the separation of processes.
Helps to separate responsibilities when building and maintaining.
Data base
JSP/HTML pages

13. High Level Architecture

14. Data Base Connection Retrieve connection using service locator.
Return connection to pool

16. Things for version 2.0 Maven
JMS Bean Listener to change shipping status
Properties files for internationalization
Synchronizer Token Pattern
Password encryption
Allowing customers to see past purchases
Allowing vendors to look at past sales data