Category: Tools and Techniques

TDD and Java Swing

It’s been awhile since I’ve written any Java Swing code, and doing so now is making me feel a little stupid. Test Driving the development of Swing hasn’t improved much since the last time I did this.

Back in 2003, Jeff Waltzer and I decided to experiment with TDDing a Swing application to see if GUIs could be test-driven. It wasn’t always easy, but we convinced ourselves that they could. We started out rolling our own Swing test framework, but soon found ourselves immersed in AWT threading issues and Swing peculiarities. So, since we seemed to be headed down the road of reimplementing JfcUnit, we decided to switch and use the real thing. Read More

Interface between Domain layer and Persistence layer

What’s in a name?

I happened across Debasish Ghosh’s post “Inject Repositories, not DAOs in Domain Entities” and it triggered a few thoughts. In this post, he suggests that the Data Access Objects that perform database reads and writes should be wrapped in a Repository wrapper to isolate the domain layer from the details of the persistence layer. What do I think? Well, yes and no. Let’s look at this in a little more detail. Read More