Thousands of developers learned the basics of building a REST API using Spring Boot from the InfoQ minibook, "Practical Guide to Building an API Back End with Spring Boot".

RESTful clients can update the score by invocating the same URL through a PUT invocation while also passing query parameters. Again, the program will return a JSON-based representation of the score ...

IDG Figure 1. A simple secure REST API project. The class files involved in the sample app are listed below (linked to their sources). JwtApplication.java: The main app file, created by Spring Boot.