1 /*
2 * Copyright 2007 Hippo
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"
12 * BASIS, 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 nl.hippo.client.api.service;
17
18 import java.io.IOException;
19 import java.util.Iterator;
20
21 /**
22 * Convenience NOP implementation of the CachingService
23 */
24 public class NOPCachingService implements CachingService {
25
26 public Object get(Object key) {
27 return null;
28 }
29
30 public void store(Object key, Object value) throws IOException {
31 }
32
33 public void remove(Object key) {
34 }
35
36 public void clear() {
37 }
38
39 public boolean containsKey(Object key) {
40 return false;
41 }
42
43 public Iterator memoryKeys() {
44 return null;
45 }
46
47 public int memorySize() {
48 return 0;
49 }
50
51 public String getStatisticsOverview() {
52 return null;
53 }
54
55 }