01: /**
02: * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
03: *
04: * Permission is hereby granted, free of charge, to any person obtaining a copy
05: * of this software and associated documentation files (the "Software"), to deal
06: * in the Software without restriction, including without limitation the rights
07: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
08: * copies of the Software, and to permit persons to whom the Software is
09: * furnished to do so, subject to the following conditions:
10: *
11: * The above copyright notice and this permission notice shall be included in
12: * all copies or substantial portions of the Software.
13: *
14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20: * SOFTWARE.
21: */package com.liferay.portal.util;
22:
23: import com.liferay.portal.kernel.util.MethodInvoker;
24: import com.liferay.portal.kernel.util.MethodWrapper;
25:
26: import org.apache.commons.logging.Log;
27: import org.apache.commons.logging.LogFactory;
28:
29: /**
30: * <a href="ServiceLocator.java.html"><b><i>View Source</i></b></a>
31: *
32: * @author Brian Wing Shun Chan
33: *
34: */
35: public class ServiceLocator {
36:
37: public static ServiceLocator getInstance() {
38: return _instance;
39: }
40:
41: public Object findService(String serviceName) {
42: Object obj = null;
43:
44: try {
45: String factoryName = serviceName + _FACTORY_SUFFIX;
46:
47: MethodWrapper methodWrapper = new MethodWrapper(
48: factoryName, _SERVICE_METHOD, new Object[0]);
49:
50: obj = MethodInvoker.invoke(methodWrapper, false);
51: } catch (Exception e) {
52: _log.error(e);
53: }
54:
55: return obj;
56: }
57:
58: private ServiceLocator() {
59: }
60:
61: private static Log _log = LogFactory.getLog(ServiceLocator.class);
62:
63: private static final String _FACTORY_SUFFIX = "Factory";
64:
65: private static final String _SERVICE_METHOD = "getService";
66:
67: private static ServiceLocator _instance = new ServiceLocator();
68:
69: }
|