1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20 package org.apache.wss4j.common.cache;
21
22 /**
23 * Some functionality to detect if EhCache is available or not.
24 */
25 public final class WSS4JCacheUtil {
26
27 private static final org.slf4j.Logger LOG =
28 org.slf4j.LoggerFactory.getLogger(WSS4JCacheUtil.class);
29 private static final boolean EH_CACHE_INSTALLED;
30
31 static {
32 boolean ehCacheInstalled = false;
33 try {
34 Class<?> cacheManagerClass = Class.forName("org.ehcache.CacheManager");
35 if (cacheManagerClass != null) {
36 ehCacheInstalled = true;
37 }
38 } catch (Exception e) {
39 //ignore
40 LOG.debug(e.getMessage());
41 }
42 EH_CACHE_INSTALLED = ehCacheInstalled;
43 }
44
45 private WSS4JCacheUtil() {
46 // complete
47 }
48
49 public static boolean isEhCacheInstalled() {
50 return EH_CACHE_INSTALLED;
51 }
52
53 }