You can dramatically simplify your code by using value objects, but to create a value object that makes sense to the developer who uses it, you need to redefine what the equals sign means. Along the ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

The result: A lot of if statements! And you have to type them all! Now imagine that the number of validations increases from 10 to 25 because 15 new use cases must be implemented in the next iteration ...

I'm a big fan of domain driven design. One of the key concepts of that approach are what are called value objects: objects that are considered identical because they have the same values in their ...

OpenJDK proposals would introduce value objects, primitive objects, and unify basic primitives with objects, so that all Java values will be objects. OpenJDK’s Project Valhalla, which explores ...