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.concurrent;
17
18 /***
19 * @author Alex Snaps
20 */
21 public interface CacheLockProvider {
22
23 /***
24 * Gets the Sync Stripe to use for a given key.
25 * <p/>
26 * This lookup must always return the same Sync for a given key.
27 * <p/>
28 * @param key the key
29 * @return one of a limited number of Sync's.
30 */
31 Sync getSyncForKey(Object key);
32 }