001 /* 002 * Copyright 2001-2004 The Apache Software Foundation 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 package org.apache.commons.cache; 017 018 import java.io.Serializable; 019 020 /** 021 * A simple implementation of {@link CachedObjectInfo}. 022 * 023 * @version $Id: CachedObjectInfoImpl.java 155435 2005-02-26 13:17:27Z dirkv $ 024 * @author Rodney Waldhoff 025 */ 026 public class CachedObjectInfoImpl implements CachedObjectInfo { 027 protected Serializable _key = null; 028 protected Long _expiry = null; 029 protected Long _cost = null; 030 031 public CachedObjectInfoImpl(Serializable key, Long expiry, Long cost) { 032 _key = key; 033 _expiry = expiry; 034 _cost = cost; 035 } 036 037 public Serializable getKey() { 038 return _key; 039 } 040 041 public Long getExpirationTs() { 042 return _expiry; 043 } 044 045 public Long getCost() { 046 return _cost; 047 } 048 049 public String toString() { 050 StringBuffer buf = new StringBuffer(); 051 buf.append("{ ").append(_key); 052 buf.append(", ").append(_expiry); 053 buf.append(", ").append(_cost); 054 buf.append(" }"); 055 return buf.toString(); 056 } 057 }