| MimeTypesUtil.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.util;
24
25 import java.io.File;
26
27 import javax.activation.MimetypesFileTypeMap;
28
29 import org.apache.commons.logging.Log;
30 import org.apache.commons.logging.LogFactory;
31
32 /**
33 * <a href="MimeTypesUtil.java.html"><b><i>View Source</i></b></a>
34 *
35 * @author Jorge Ferrer
36 * @author Brian Wing Shun Chan
37 *
38 */
39 public class MimeTypesUtil {
40
41 public static String getContentType(File file) {
42 return _instance._getContentType(file);
43 }
44
45 public static String getContentType(String fileName) {
46 return _instance._getContentType(fileName);
47 }
48
49 private MimeTypesUtil() {
50 _mimeTypes = new MimetypesFileTypeMap();
51
52 String[] customMimeTypes = PropsUtil.getArray(PropsUtil.MIME_TYPES);
53
54 for (int i = 0; i < customMimeTypes.length; i++) {
55 _mimeTypes.addMimeTypes(customMimeTypes[i]);
56 }
57 }
58
59 private String _getContentType(File file) {
60 String contentType = _mimeTypes.getContentType(file);
61
62 if (_log.isDebugEnabled()) {
63 _log.debug(
64 "Content type " + contentType + " returned for file " +
65 file.toString());
66 }
67
68 return contentType;
69 }
70
71 private String _getContentType(String fileName) {
72 String contentType = _mimeTypes.getContentType(fileName);
73
74 if (_log.isDebugEnabled()) {
75 _log.debug(
76 "Content type " + contentType + " returned for file name " +
77 fileName);
78 }
79
80 return contentType;
81 }
82
83 private static Log _log = LogFactory.getLog(MimeTypesUtil.class);
84
85 private static MimeTypesUtil _instance = new MimeTypesUtil();
86
87 private MimetypesFileTypeMap _mimeTypes;
88
89 }