Spring Boot Cookbook

Using custom @Enable* annotations to toggle configurations

Allowing Spring Boot to automatically evaluate the classpath and detected configurations that are found there makes it very quick and easy to get a simple application going. However, there are times when we want to provide the configuration classes but require consumers of the starter library to explicitly enable such a configuration rather than relying on Spring Boot to decide automatically if it should be included or not.

We will modify our previous recipe to enable the starter via a meta-annotation rather than using the spring.factories route.

How to do it…

1. First, we will comment out the content of the spring.factories file located in db-count-starter/src/main/resources in the root of ...