1 package org.apache.commons.jcs3.engine.memory.util;
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 org.apache.commons.jcs3.engine.behavior.ICacheElement;
23 import org.apache.commons.jcs3.utils.struct.DoubleLinkedListNode;
24
25 /**
26 * This wrapper is needed for double linked lists.
27 */
28 public class MemoryElementDescriptor<K, V>
29 extends DoubleLinkedListNode<ICacheElement<K, V>>
30 {
31 /** Don't change */
32 private static final long serialVersionUID = -1905161209035522460L;
33
34 /**
35 * Constructs a usable MemoryElementDescriptor.
36 * <p>
37 * @param ce
38 */
39 public MemoryElementDescriptor( final ICacheElement<K, V> ce )
40 {
41 super( ce );
42 }
43
44 /**
45 * Get the cache element
46 *
47 * @return the ce
48 */
49 public ICacheElement<K, V> getCacheElement()
50 {
51 return getPayload();
52 }
53 }