/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.wicket.event;
/**
* An event
*
* @author Igor Vaynberg (ivaynberg)
* @param <T>
* type of event payload
*/
public interface IEvent<T>
{
/**
* Stops any further broadcast of this event
*/
void stop();
/**
* Stops the broadcast of this event any deeper into the hierarchy of the current sink
*/
void dontBroadcastDeeper();
/**
* @return type of broadcast that should be used to pass this event on
*/
Broadcast getType();
/**
* @return the source of event
*/
IEventSource getSource();
/**
* @return payload
*/
T getPayload();
}