The Java EE platform is huge, and I must confess I’m not aware of every one of its API. This is also true of the Spring framework, even though I think I know more of Spring than of Java EE. Lately, I was working on the version 10 of the Vaadin framework also known as Vaadin Flow. This version introduces routes. When a path is requested, the Vaadin Servlet displays the component. Routes are created by annotating specific components with the @Route annotation. Thus, Vaadin needs to list all a