1 /***
2 * Copyright 2003-2010 Terracotta, Inc.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package net.sf.ehcache.writer.writebehind.operations;
17
18 /***
19 * Interface to implement operations that are performed with write-behind and based on a key
20 *
21 * @author Geert Bevin
22 * @version $Id: KeyBasedOperation.html 13146 2011-08-01 17:12:39Z oletizi $
23 */
24 public interface KeyBasedOperation {
25 /***
26 * Retrieves the element key for this operation.
27 *
28 * @return the key of the element that is concerned by the operation.
29 */
30 Object getKey();
31
32 /***
33 * Retrieves the moment when the operation was created.
34 *
35 * @return the creation time in milliseconds
36 */
37 long getCreationTime();
38 }