| package org.apache.jcs.utils.struct; |
| |
| /* |
| * 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. |
| */ |
| |
| import java.io.Serializable; |
| import java.util.Map.Entry; |
| |
| /** |
| * Entry for the LRUMap. |
| * <p> |
| * @author Aaron Smuts |
| */ |
| public class LRUMapEntry |
| implements Entry, Serializable |
| { |
| /** Don't change */ |
| private static final long serialVersionUID = -8176116317739129331L; |
| |
| /** key */ |
| private Object key; |
| |
| /** value */ |
| private Object value; |
| |
| /** |
| * S |
| * @param key |
| * @param value |
| */ |
| public LRUMapEntry( Object key, Object value ) |
| { |
| this.key = key; |
| this.value = value; |
| } |
| |
| /** |
| * @return key |
| */ |
| public Object getKey() |
| { |
| return this.key; |
| } |
| |
| /** |
| * @return value |
| */ |
| public Object getValue() |
| { |
| return this.value; |
| } |
| |
| /** |
| * @param valueArg |
| * @return the old value |
| */ |
| public Object setValue( Object valueArg ) |
| { |
| Object old = this.value; |
| this.value = valueArg; |
| return old; |
| } |
| } |