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/.