| WebDirDetector.java |
1 /**
2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3 *
4 *
5 *
6 *
7 * The contents of this file are subject to the terms of the Liferay Enterprise
8 * Subscription License ("License"). You may not use this file except in
9 * compliance with the License. You can obtain a copy of the License by
10 * contacting Liferay, Inc. See the License for the specific language governing
11 * permissions and limitations under the License, including but not limited to
12 * distribution rights 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.kernel.servlet;
24
25 import com.liferay.portal.kernel.log.Log;
26 import com.liferay.portal.kernel.log.LogFactoryUtil;
27
28 import java.net.URI;
29 import java.net.URISyntaxException;
30 import java.net.URL;
31
32 /**
33 * <a href="WebDirDetector.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Brian Wing Shun Chan
36 */
37 public class WebDirDetector {
38
39 public static String getLibDir(ClassLoader classLoader) {
40 URL url = classLoader.getResource(
41 "com/liferay/util/bean/PortletBeanLocatorUtil.class");
42
43 String file = null;
44
45 try {
46 file = new URI(url.getPath()).getPath();
47 }
48 catch (URISyntaxException urise) {
49 file = url.getFile();
50 }
51
52 if (_log.isDebugEnabled()) {
53 _log.debug("Lib url " + file);
54 }
55
56 int pos = file.indexOf("/com/liferay/util/bean/");
57
58 String libDir = file.substring(0, pos + 1);
59
60 if (libDir.endsWith("/WEB-INF/classes/")) {
61 libDir = libDir.substring(0, libDir.length() - 8) + "lib/";
62 }
63 else {
64 pos = libDir.indexOf("/WEB-INF/lib/");
65
66 if (pos != -1) {
67 libDir = libDir.substring(0, pos) + "/WEB-INF/lib/";
68 }
69 }
70
71 if (libDir.startsWith("file:/")) {
72 libDir = libDir.substring(5, libDir.length());
73 }
74
75 return libDir;
76 }
77
78 public static String getRootDir(ClassLoader classLoader) {
79 return getRootDir(getLibDir(classLoader));
80 }
81
82 public static String getRootDir(String libDir) {
83 String rootDir = libDir;
84
85 if (rootDir.endsWith("/WEB-INF/lib/")) {
86 rootDir = rootDir.substring(0, rootDir.length() - 12);
87 }
88
89 return rootDir;
90 }
91
92 private static Log _log = LogFactoryUtil.getLog(WebDirDetector.class);
93
94 }