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Java > Open Source Codes > com > icesoft > util > ContentUtilities


1 /*
2  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3  *
4  * "The contents of this file are subject to the Mozilla Public License
5  * Version 1.1 (the "License"); you may not use this file except in
6  * compliance with the License. You may obtain a copy of the License at
7  * http://www.mozilla.org/MPL/
8  *
9  * Software distributed under the License is distributed on an "AS IS"
10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
11  * License for the specific language governing rights and limitations under
12  * the License.
13  *
14  * The Original Code is ICEfaces 1.5 open source software code, released
15  * November 5, 2006. The Initial Developer of the Original Code is ICEsoft
16  * Technologies Canada, Corp. Portions created by ICEsoft are Copyright (C)
17  * 2004-2006 ICEsoft Technologies Canada, Corp. All Rights Reserved.
18  *
19  * Contributor(s): _____________________.
20  *
21  * Alternatively, the contents of this file may be used under the terms of
22  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"
23  * License), in which case the provisions of the LGPL License are
24  * applicable instead of those above. If you wish to allow use of your
25  * version of this file only under the terms of the LGPL License and not to
26  * allow others to use your version of this file under the MPL, indicate
27  * your decision by deleting the provisions above and replace them with
28  * the notice and other provisions required by the LGPL License. If you do
29  * not delete the provisions above, a recipient may use your version of
30  * this file under either the MPL or the LGPL License."
31  *
32  */

33
34 package com.icesoft.util;
35
36 import java.util.Map JavaDoc;
37 import java.util.HashMap JavaDoc;
38
39 /**
40  * @author ICEsoft Technologies, Inc.
41  *
42  * Utilities for working with different content types.
43  *
44  */

45 public class ContentUtilities {
46
47     private static Map JavaDoc contentTypes;
48
49     static {
50         initializeContentTable();
51     }
52
53
54     private static void initializeContentTable() {
55         contentTypes = new HashMap JavaDoc();
56         contentTypes.put("css","text/css");
57         contentTypes.put("html","text/html");
58         contentTypes.put("htm","text/html");
59         contentTypes.put("jpg","image/jpeg");
60         contentTypes.put("jpeg","image/jpeg");
61         contentTypes.put("gif","image/gif");
62         contentTypes.put("png","image/png");
63         contentTypes.put("js","application/x-javascript");
64     }
65
66     /**
67      * Utility method to guess content type of a named file
68      *
69      * @return String mime type of file
70      */

71     public static String JavaDoc guessTypeFromName(String JavaDoc name) {
72         try {
73             String JavaDoc extension = name.substring(name.lastIndexOf(".") + 1);
74             extension = extension.toLowerCase();
75             return (String JavaDoc) contentTypes.get(extension);
76         } catch (Exception JavaDoc e) {
77         }
78
79         return "application/octet-stream";
80     }
81
82 }
83
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