Interface BeforeEnterObserver

All Superinterfaces:

BeforeEnterHandler, Serializable

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface BeforeEnterObserver
extends BeforeEnterHandler

Any attached component implementing this interface will receive an event before a new navigation state is entered.

During this event phase there is the possibility to reroute to another navigation target.

Since:

1.0

Author:

Vaadin Ltd