Simple Web Application to demonstrate Object-Oriented Design, Test-Driven Development, GoF & Enterprise Design Patterns, Servlets, JSP, JSTL and JDBC.

I've started building a simple web application to demonstrate Object-Oriented Design, Test-Driven Development, GoF and Enterprise Design Patterns, Servlets, JSP, JSTL and JDBC. I'll be using this for my training courses. Comments welcome, especially if you spot errors! You can find it here.