Soul Power

In the last few days it I happened to two short discussions on Twitter with Adam Bien (not really a discussion) and Keith Donald (slightly more intesive) on distinct but yet somehow related topics regarding the use of annotations in Java.
Using the right tool for the job
Keith answered my following tweet i posted after revisiting [...]

As you might not be aware of, besides injecting dependencies into beans Spring is able to inject dependencies into objects that are not instantiated by Spring. This becomes especially handy if you’re stuck to Domain Driven Design leveraging a rich domain model over an anemic one. As there’s been some buzz around that functionality on [...]

As I have twittered already, I am reading “Clean Code” by Robert C. Martin right now. I expected the book to be a very fundamental one. Although there are a few parts I do not entirely agree with, I just rummaged throught chapter 11 “Systems” on my way home and was surprised how condensed Robert [...]

Yesterday I gave a presentation about Hades at the Java User Group Karlsruhe. It was preceeded by an introduction to Aspect Oriented Programming by David Linsin and Florian Waibel of Netpioneer that showed the usage of AOP to define system architecture constraints.
You can download the slides as well as the sample code here or all [...]

Java EE development has been packed with lots of metadata since day one. Things have changed a lot over times and we have been provided with more elegant solutions. I don’t want to go deeply into the ongoing debate on Annotations versus XML but rather go one step back and discuss metadata on a more [...]

Als ich mir vor ein paar Tagen die aktuelle JavaSpektrum zugelegt habe, sah der Inhalt ganz vielversprechend aus. Modelbasierte Entwicklung (hieß es bisher nicht immer modellgetriebene Entwicklung?), neues von AspectJ – die Themenliste klang gut. Nachdem ich dann allerdings den zweiten Artikel las, der mit der versprochenen Überschrift relativ wenig zu tun hatte, kam schon [...]