| ClassLoaderVelocityResourceListener.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * 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 */
22
23 package com.liferay.portal.velocity;
24
25 import java.io.InputStream;
26
27 import org.apache.commons.logging.Log;
28 import org.apache.commons.logging.LogFactory;
29 import org.apache.velocity.exception.ResourceNotFoundException;
30
31 /**
32 * <a href="ClassLoaderVelocityResourceListener.java.html"><b><i>View Source</i>
33 * </b></a>
34 *
35 * @author Brian Wing Shun Chan
36 *
37 */
38 public class ClassLoaderVelocityResourceListener
39 extends VelocityResourceListener {
40
41 public InputStream getResourceStream(String source)
42 throws ResourceNotFoundException {
43
44 InputStream is = null;
45
46 int pos = source.indexOf(JOURNAL_SEPARATOR);
47
48 if (pos == -1) {
49 pos = source.indexOf(SERVLET_SEPARATOR);
50 }
51
52 if (pos == -1) {
53 pos = source.indexOf(THEME_LOADER_SEPARATOR);
54 }
55
56 if (pos == -1) {
57 ClassLoader classLoader = getClass().getClassLoader();
58
59 if (_log.isDebugEnabled()) {
60 _log.debug("Loading " + source);
61 }
62
63 is = classLoader.getResourceAsStream(source);
64 }
65
66 return is;
67 }
68
69 private static Log _log =
70 LogFactory.getLog(ClassLoaderVelocityResourceListener.class);
71
72 }