2020
February
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Custom Methods in Spring Repositories
One of the great things about Spring Data Repositories is that they provide a number of query methods out of the box, with the ability to add additional queries simply by adding carefully named methods to the interface, and Spring generates the actual implementation for you. Sometimes, though, you do need to color outside the lines a bit. Thankfully, Spring allows us to do this. You just have to ask it nicely. Here’s now.
2019
December
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Testing Spring Repositories with Flyway
With my recent job change, I’ve gotten a chance to use Spring Boot in anger a bit. It’s been fun, and I’ve learned a fair bit about the current state of Spring (I still love you, Jakarta EE!). One of my tasks involved adding a query method to a repository, and I wanted to make sure the query worked before I pushed it upstream. To do that confidently, of course, required a unit test. In this post, I’ll show how remarkably simple it is to test Spring Repositories using Flyway to set up schemas and test data.