com.vaadin.collaborationengine.MapSubscriber Maven / Gradle / Ivy
/*
* Copyright 2020-2022 Vaadin Ltd.
*
* This program is available under Commercial Vaadin Runtime License 1.0
* (CVRLv1).
*
* For the full License, see http://vaadin.com/license/cvrl-1
*/
package com.vaadin.collaborationengine;
/**
* Event handler that gets notified for changes to collaboration maps. A
* listener can be registered using
* {@link CollaborationMap#subscribe(MapSubscriber)}.
*
* @author Vaadin Ltd
* @since 1.0
*/
@FunctionalInterface
public interface MapSubscriber {
/**
* Handles a map change event.
*
* @param event
* the map change event, not null
*
* @since 1.0
*/
void onMapChange(MapChangeEvent event);
}