Learn how the Data Transfer Object design pattern is implemented in Java ME architectures and why you might want to use XML-based DTOs rather than Java beans for faster data interchange between tiers.

Peter starts off with a perfectly good solution to a problem but then complicates the problem . . . and ends up moving to a different design pattern. While on that journey he has some best practices ...

If you've been creating Data Transfer Objects that integrate several objects into one, then you've created what domain-driven design (DDD) calls an aggregate. But there are some rules you need to ...