001package org.apache.commons.jcs.engine.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.IOException; 023 024/** 025 * Defines the behavior for cache element serializers. This layer of abstraction allows us to plug 026 * in different serialization mechanisms, such as a compressing standard serializer. 027 * <p> 028 * @author Aaron Smuts 029 */ 030public interface IElementSerializer 031{ 032 /** 033 * Turns an object into a byte array. 034 * @param obj 035 * @return byte[] 036 * @throws IOException 037 */ 038 <T> byte[] serialize( T obj ) 039 throws IOException; 040 041 /** 042 * Turns a byte array into an object. 043 * @param bytes 044 * @return Object 045 * @throws IOException 046 * @throws ClassNotFoundException thrown if we don't know the object. 047 */ 048 <T> T deSerialize( byte[] bytes, ClassLoader loader ) 049 throws IOException, ClassNotFoundException; 050}