jsr-303

Some weeks ago I wrote a blog about Pros and cons of service layer designs. While that blog addresses the service layer design with pure java, this blog is about a service layer design using java bean validation as defined by jsr-303. Both strategies that I have discussed in the Pros and cons of service layer designs blog can be implemented easier by using the java bean validation framework. Let’s take a look at the shared request and response type strategy. The problem of this strategy is that the request and response types are used in a lot of different service methods and therefore they must define the properties of all… Read More »Simplify service layer design using bean validation – jsr-303