Spring profiles let developers configure their applications to behave differently in various environments. Most Spring profile configurations occur in the application.properties (or YAML) file.

The Spring Boot @ConfigurationProperties simplifies the use of the application.properties file, easing the creation of lists, maps and inner classes.

If you like the Spring framework, you'll want to explore Spring MVC 5 for Java web development. This tutorial shows you how to fast-track Spring-based development with Spring MVC 5, Spring Boot ...