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/*
* Copyright 2000-2016 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.server;
import java.util.EventObject;
/**
* Event gets fired when a new Vaadin service session is initialized for a
* Vaadin service.
* <p>
* 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;
}
}
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