com.vaadin.server.SessionInitEvent Maven / Gradle / Ivy
/*
* Vaadin Framework 7
*
* Copyright (C) 2000-2024 Vaadin Ltd
*
* This program is available under Vaadin Commercial License and Service Terms.
*
* See for the full
* license.
*/
package com.vaadin.server;
import java.util.EventObject;
/**
* Event gets fired when a new Vaadin service session is initialized for a
* Vaadin service.
*
* Because of the way different service instances share the same session, the
* event is not necessarily fired immediately when the session is created but
* only when the first request for that session is handled by a specific
* service.
*
* @see SessionInitListener#sessionInit(SessionInitEvent)
*
* @author Vaadin Ltd
* @since 7.0.0
*/
public class SessionInitEvent extends EventObject {
private final VaadinSession session;
private final VaadinRequest request;
/**
* Creates a new event.
*
* @param service
* the Vaadin service from which the event originates
* @param session
* the Vaadin service session that has been initialized
* @param request
* the request that triggered the initialization
*/
public SessionInitEvent(VaadinService service, VaadinSession session,
VaadinRequest request) {
super(service);
this.session = session;
this.request = request;
}
@Override
public VaadinService getSource() {
return (VaadinService) super.getSource();
}
/**
* Gets the Vaadin service from which this event originates
*
* @return the Vaadin service instance
*/
public VaadinService getService() {
return getSource();
}
/**
* Gets the Vaadin service session that has been initialized.
*
* @return the Vaadin service session
*/
public VaadinSession getSession() {
return session;
}
/**
* Gets the request that triggered the initialization.
*
* @return the request
*/
public VaadinRequest getRequest() {
return request;
}
}