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Java > Open Source Codes > com > lowagie > text > xml > xmp > LangAlt


1 /*
2  * $Id: LangAlt.java 2807 2007-05-28 18:39:52Z xlv $
3  * $Name$
4  *
5  * Copyright 2007 by Armin Haberling
6  *
7  * The contents of this file are subject to the Mozilla Public License Version 1.1
8  * (the "License"); you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the License.
14  *
15  * The Original Code is 'iText, a free JAVA-PDF library'.
16  *
17  * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18  * the Initial Developer are Copyright (C) 1999-2005 by Bruno Lowagie.
19  * All Rights Reserved.
20  * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21  * are Copyright (C) 2000-2005 by Paulo Soares. All Rights Reserved.
22  *
23  * Contributor(s): all the names of the contributors are added in the source code
24  * where applicable.
25  *
26  * Alternatively, the contents of this file may be used under the terms of the
27  * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
28  * provisions of LGPL are applicable instead of those above. If you wish to
29  * allow use of your version of this file only under the terms of the LGPL
30  * License and not to allow others to use your version of this file under
31  * the MPL, indicate your decision by deleting the provisions above and
32  * replace them with the notice and other provisions required by the LGPL.
33  * If you do not delete the provisions above, a recipient may use your version
34  * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Library General Public License as published by the Free Software Foundation;
39  * either version 2 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43  * FOR A PARTICULAR PURPOSE. See the GNU LIBRARY GENERAL PUBLIC LICENSE for more
44  * details.
45  *
46  * If you didn't download this code from the following link, you should check if
47  * you aren't using an obsolete version:
48  * http://www.lowagie.com/iText/
49  */
50
51 package com.lowagie.text.xml.xmp;
52
53 import java.util.Enumeration JavaDoc;
54 import java.util.Properties JavaDoc;
55
56 public class LangAlt extends Properties JavaDoc {
57
58     /** A serial version id. */
59     private static final long serialVersionUID = 4396971487200843099L;
60     
61     /** Key for the default language. */
62     public static final String JavaDoc DEFAULT = "x-default";
63
64     /** Creates a Properties object that stores languages for use in an XmpSchema */
65     public LangAlt(String JavaDoc defaultValue) {
66         super();
67         addLanguage(DEFAULT, defaultValue);
68     }
69
70     /** Creates a Properties object that stores languages for use in an XmpSchema */
71     public LangAlt() {
72         super();
73     }
74
75     /**
76      * Add a language.
77      */
78     public void addLanguage(String JavaDoc language, String JavaDoc value) {
79         setProperty(language, XmpSchema.escape(value));
80     }
81
82     /**
83      * Process a property.
84      */
85     protected void process(StringBuffer JavaDoc buf, Object JavaDoc lang) {
86         buf.append("<rdf:li xml:lang=\"");
87         buf.append(lang);
88         buf.append("\" >");
89         buf.append(get(lang));
90         buf.append("</rdf:li>");
91     }
92
93     /**
94      * Creates a String that can be used in an XmpSchema.
95      */
96     public String JavaDoc toString() {
97         StringBuffer JavaDoc sb = new StringBuffer JavaDoc();
98         sb.append("<rdf:Alt>");
99         for (Enumeration JavaDoc e = this.propertyNames(); e.hasMoreElements();) {
100             process(sb, e.nextElement());
101         }
102         sb.append("</rdf:Alt>");
103         return sb.toString();
104     }
105
106 }
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