Class | Line # | Actions | |||||
---|---|---|---|---|---|---|---|
DefaultCache | 32 | 1 | 0% | 7 | 8 |
1 | /* | |
2 | * See the NOTICE file distributed with this work for additional | |
3 | * information regarding copyright ownership. | |
4 | * | |
5 | * This is free software; you can redistribute it and/or modify it | |
6 | * under the terms of the GNU Lesser General Public License as | |
7 | * published by the Free Software Foundation; either version 2.1 of | |
8 | * the License, or (at your option) any later version. | |
9 | * | |
10 | * This software is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * Lesser General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU Lesser General Public | |
16 | * License along with this software; if not, write to the Free | |
17 | * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
18 | * 02110-1301 USA, or see the FSF site: http://www.fsf.org. | |
19 | */ | |
20 | package org.xwiki.cache.internal; | |
21 | ||
22 | import org.xwiki.cache.Cache; | |
23 | import org.xwiki.cache.event.CacheEntryListener; | |
24 | ||
25 | /** | |
26 | * Default implementation of {@link Cache}. Does not really store anything and always return null when trying to get a | |
27 | * value associated with a key. | |
28 | * | |
29 | * @param <T> the type of data stored in the cache | |
30 | * @version $Id: 4635c0c6452b023810661c8077dc0fdfff00b437 $ | |
31 | */ | |
32 | public class DefaultCache<T> implements Cache<T> | |
33 | { | |
34 | 0 | @Override |
35 | public void remove(String key) | |
36 | { | |
37 | // Not a real cache, nothing to do here | |
38 | } | |
39 | ||
40 | 0 | @Override |
41 | public void set(String key, T obj) | |
42 | { | |
43 | // Not a real cache, nothing to do here | |
44 | } | |
45 | ||
46 | 0 | @Override |
47 | public T get(String key) | |
48 | { | |
49 | // Not a real cache, nothing was stored | |
50 | 0 | return null; |
51 | } | |
52 | ||
53 | 0 | @Override |
54 | public void removeAll() | |
55 | { | |
56 | // Not a real cache, nothing to do here | |
57 | } | |
58 | ||
59 | 0 | @Override |
60 | public void addCacheEntryListener(CacheEntryListener<T> listener) | |
61 | { | |
62 | // Since this is not a real cache, there will be no events to send, so there's no need to remember listeners | |
63 | } | |
64 | ||
65 | 0 | @Override |
66 | public void removeCacheEntryListener(CacheEntryListener<T> listener) | |
67 | { | |
68 | // Since this is not a real cache, there will be no events to send, so there's no need to remember listeners | |
69 | } | |
70 | ||
71 | 0 | @Override |
72 | public void dispose() | |
73 | { | |
74 | // Not a real cache, no resources to free | |
75 | } | |
76 | } |