This repository contains all the code examples from the Testing Spring Data JPA Repositories tutorial.
-
Updated
Feb 9, 2026 - Java
This repository contains all the code examples from the Testing Spring Data JPA Repositories tutorial.
Tired of battling NullPointerExceptions in your Java code? It's time to harness the power of Java's Optional class.
Java map() vs flatMap() — Learn the key differences, when to use each, and how to avoid nested Optional and Stream structures. With full runnable examples.
Add a description, image, and links to the javaproacademy topic page so that developers can more easily learn about it.
To associate your repository with the javaproacademy topic, visit your repo's landing page and select "manage topics."