001package org.apache.commons.jcs.engine.control.event.behavior;
002
003/*
004 * Licensed to the Apache Software Foundation (ASF) under one
005 * or more contributor license agreements.  See the NOTICE file
006 * distributed with this work for additional information
007 * regarding copyright ownership.  The ASF licenses this file
008 * to you under the Apache License, Version 2.0 (the
009 * "License"); you may not use this file except in compliance
010 * with the License.  You may obtain a copy of the License at
011 *
012 *   http://www.apache.org/licenses/LICENSE-2.0
013 *
014 * Unless required by applicable law or agreed to in writing,
015 * software distributed under the License is distributed on an
016 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017 * KIND, either express or implied.  See the License for the
018 * specific language governing permissions and limitations
019 * under the License.
020 */
021
022import java.io.Serializable;
023
024/**
025 * Defines how an element event object should behave.
026 */
027public interface IElementEvent<T>
028    extends Serializable
029{
030    /**
031     * Gets the elementEvent attribute of the IElementEvent object. This code is Contained in the
032     * IElememtEventConstants class.
033     *<p>
034     * @return The elementEvent value
035     */
036    ElementEventType getElementEvent();
037
038    /**
039     * @return the source of the event.
040     */
041    T getSource();
042}