Java
Implementing Retry with Resilience4j
In this article, we’ll start with a quick intro to Resilience4j and then deep dive into its Retry module. We’ll learn when and how to use it, and what features it provides.
Read moreReactive Multi-Threading with RxJava - Pitfalls and Solutions
I recently had a rough time refactoring a multi-threaded, reactive message processor. It just didn’t seem to be working the way I expected.
Read moreHexagonal Architecture with Java and Spring
The term “Hexagonal Architecture” has been around for a long time. Long enough that the primary source on this topic has been offline for a while and has only recently been rescued from the archives.
Read moreImmutables in Java - Are Setters Allowed?
In short, no. Feel free to jump right ahead to the section on bad practices. If you want to read a bit more on the why and how of immutables, have a look at the rest of this article.
Read moreMocking with (and without) Spring Boot
Mockito is a very popular library to support testing. It allows us to replace real objects with “mocks”, i.e. with objects that are not the real thing and whose behavior we can control within our test.
Read moreBean Validation Anti-Patterns
Bean Validation is the de-facto standard for implementing validation logic in the Java ecosystem and it’s a great tool to have around.
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