Further reading

• https://martinfowler.com/articles/richardsonMaturityModel.html

An overview of what a REST web interface means, along with some common variations

• Java OOP Done Right, Alan Mellor, ISBN 9781527284449

The author’s book gives some more details on OO basics with some useful design patterns

• https://www.postman.com/

A popular testing tool that sends HTTP requests and displays responses

• http://molecule.vtence.com/

A lightweight HTTP framework for Java

• https://undertow.io/

An HTTP server for Java that works well with the Molecule framework

• https://github.com/google/gson

Google’s library to convert between Java objects and the JSON format

• https://aws.amazon.com/what-is/restful-api/

Amazon’s guide to REST APIs

• https://docs.oracle.com/en/java/javase/12/docs/api/java.net.http/java/net/http/HttpClient.html

Official Java documentation about the...