Since Mapstruct version 1.3.0.Final is out, we are able to better integrate with Lombok Builder pattern. Mapstruct is a library that takes away a lot of boilerplate code for mapping between POJO’s. With Mapstruct there is no need for implementing the real mapping itself.

With Lombok we can use a Builder pattern and mark an object as a Value(Object). It will result in an immutable object. This blog post shows how we can use Mapstruct to use the Builder pattern of Lombok.

I like to create immutable classes. When using lombok we can easily create immutable classes.

This class Person with the @Value annotation will create an immutable class with an all args constructor. The @Builder will add a Builder pattern to the Person class, so I can use it like this: