== Vaadin V10 (LTS) - Simple WebApp in Java
:index-group: Frameworks
:jbake-type: page
:jbake-status: published

This demo will show how to start with a simple Vaadin V10 webapp, based
on pure Java API running on TomEE (webprofile)

The Vaadin Platform is OpenSource and available at
https://github.com/vaadin/platform[Github]

=== Build this example

To build this example, just run _mvn clean install tomee:run_ You will
find the app running under http://localhost:8080/

=== Implementation

This implementation is using the https://vaadin.com/flow[Flow API] from
the Vaadin Platform.

[source,java]
----
@Route("")
public class HelloVaadinV10 extends Composite<Div> {
    public HelloVaadinV10() {
        final VerticalLayout layout = new VerticalLayout();
        layout
            .add(new Button("click me",
                            event -> layout.add(new Label("clicked again"))
            ));
        //set the main Component
        getContent().add(layout);
    }
}
----

The documentation of the Vaadin Platform V10 is available
https://vaadin.com/docs/v10/flow/Overview.html[here]

=== Support Information’s

As of Vaadin 10, Vaadin is moving to a release train model with four
major releases every year. This allows them to ship new features faster
to developers. Vaadin is continuing their commitment to long-term
stability with long-term support (LTS) releases. The LTS releases will
come out approximately every two years and offer 5 years of support.