This project is a demo application that shows how to use Vaadin TreeGrid component, implementing lazy loading, filtering and sorting from a backend service.
Import the project to the IDE of your choosing as a Maven project.
Run application using
mvn jetty:run
Open http://localhost:8080/ in a browser.
For more information regarding this example, refer to this blog post.
For more information on Vaadin, visit https://vaadin.com/.