1 package org.apache.jcs.utils.struct;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.io.Serializable;
23 import java.util.Map.Entry;
24
25 /***
26 * Entry for the LRUMap.
27 * <p>
28 * @author Aaron Smuts
29 */
30 public class LRUMapEntry
31 implements Entry, Serializable
32 {
33 private static final long serialVersionUID = -8176116317739129331L;
34
35 private Object key;
36
37 private Object value;
38
39 /***
40 * S
41 * @param key
42 * @param value
43 */
44 public LRUMapEntry( Object key, Object value )
45 {
46 this.key = key;
47 this.value = value;
48 }
49
50 /*
51 * (non-Javadoc)
52 * @see java.util.Map$Entry#getKey()
53 */
54 public Object getKey()
55 {
56 return this.key;
57 }
58
59 /*
60 * (non-Javadoc)
61 * @see java.util.Map$Entry#getValue()
62 */
63 public Object getValue()
64 {
65 return this.value;
66 }
67
68 /*
69 * (non-Javadoc)
70 * @see java.util.Map$Entry#setValue(java.lang.Object)
71 */
72 public Object setValue( Object valueArg )
73 {
74 Object old = this.value;
75 this.value = valueArg;
76 return old;
77 }
78 }