001/*
002 * $Id: DublinCoreSchema.java 4784 2011-03-15 08:33:00Z blowagie $
003 *
004 * This file is part of the iText (R) project.
005 * Copyright (c) 1998-2011 1T3XT BVBA
006 * Authors: Bruno Lowagie, Paulo Soares, et al.
007 *
008 * This program is free software; you can redistribute it and/or modify
009 * it under the terms of the GNU Affero General Public License version 3
010 * as published by the Free Software Foundation with the addition of the
011 * following permission added to Section 15 as permitted in Section 7(a):
012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT,
013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
014 *
015 * This program is distributed in the hope that it will be useful, but
016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
017 * or FITNESS FOR A PARTICULAR PURPOSE.
018 * See the GNU Affero General Public License for more details.
019 * You should have received a copy of the GNU Affero General Public License
020 * along with this program; if not, see http://www.gnu.org/licenses or write to
021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
022 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
023 * http://itextpdf.com/terms-of-use/
024 *
025 * The interactive user interfaces in modified source and object code versions
026 * of this program must display Appropriate Legal Notices, as required under
027 * Section 5 of the GNU Affero General Public License.
028 *
029 * In accordance with Section 7(b) of the GNU Affero General Public License,
030 * a covered work must retain the producer line in every PDF that is created
031 * or manipulated using iText.
032 *
033 * You can be released from the requirements of the license by purchasing
034 * a commercial license. Buying such a license is mandatory as soon as you
035 * develop commercial activities involving the iText software without
036 * disclosing the source code of your own applications.
037 * These activities include: offering paid services to customers as an ASP,
038 * serving PDFs on the fly in a web application, shipping iText with a closed
039 * source product.
040 *
041 * For more information, please contact iText Software Corp. at this
042 * address: sales@itextpdf.com
043 */
044package com.itextpdf.text.xml.xmp;
045
046
047/**
048 * An implementation of an XmpSchema.
049 */
050public class DublinCoreSchema extends XmpSchema {
051
052        private static final long serialVersionUID = -4551741356374797330L;
053        /** default namespace identifier*/
054        public static final String DEFAULT_XPATH_ID = "dc";
055        /** default namespace uri*/
056        public static final String DEFAULT_XPATH_URI = "http://purl.org/dc/elements/1.1/";
057        
058        /** External Contributors to the resource (other than the authors). */
059        public static final String CONTRIBUTOR = "dc:contributor";
060        /** The extent or scope of the resource. */
061        public static final String COVERAGE = "dc:coverage";
062        /** The authors of the resource (listed in order of precedence, if significant). */
063        public static final String CREATOR = "dc:creator";
064        /** Date(s) that something interesting happened to the resource. */
065        public static final String DATE = "dc:date";
066        /** A textual description of the content of the resource. Multiple values may be present for different languages. */
067        public static final String DESCRIPTION = "dc:description";
068        /** The file format used when saving the resource. Tools and applications should set this property to the save format of the data. It may include appropriate qualifiers. */
069        public static final String FORMAT = "dc:format";
070        /** Unique identifier of the resource. */
071        public static final String IDENTIFIER = "dc:identifier";
072        /** An unordered array specifying the languages used in the     resource. */
073        public static final String LANGUAGE = "dc:language";
074        /** Publishers. */
075        public static final String PUBLISHER = "dc:publisher";
076        /** Relationships to other documents. */
077        public static final String RELATION = "dc:relation";
078        /** Informal rights statement, selected by language. */
079        public static final String RIGHTS = "dc:rights";
080        /** Unique identifier of the work from which this resource was derived. */
081        public static final String SOURCE = "dc:source";
082        /** An unordered array of descriptive phrases or keywords that specify the topic of the content of the resource. */
083        public static final String SUBJECT = "dc:subject";
084        /** The title of the document, or the name given to the resource. Typically, it will be a name by which the resource is formally known. */
085        public static final String TITLE = "dc:title";
086        /** A document type; for example, novel, poem, or working paper. */
087        public static final String TYPE = "dc:type";
088
089        
090        public DublinCoreSchema() {
091                super("xmlns:" + DEFAULT_XPATH_ID + "=\"" + DEFAULT_XPATH_URI + "\"");
092                setProperty(FORMAT, "application/pdf");
093        }
094        
095        /**
096         * Adds a title.
097         * @param title
098         */
099        public void addTitle(String title) {
100                XmpArray array = new XmpArray(XmpArray.ALTERNATIVE);
101                array.add(title);
102                setProperty(TITLE, array);
103        }
104
105        /**
106         * Adds a description.
107         * @param desc
108         */
109        public void addDescription(String desc) {
110                XmpArray array = new XmpArray(XmpArray.ALTERNATIVE);
111                array.add(desc);
112                setProperty(DESCRIPTION, array);
113        }
114
115        /**
116         * Adds a subject.
117         * @param subject
118         */
119        public void addSubject(String subject) {
120                XmpArray array = new XmpArray(XmpArray.UNORDERED);
121                array.add(subject);
122                setProperty(SUBJECT, array);
123        }
124
125        
126        /**
127         * Adds a subject.
128         * @param subject array of subjects
129         */
130        public void addSubject(String[] subject) {
131                XmpArray array = new XmpArray(XmpArray.UNORDERED);
132                for (int i = 0; i < subject.length; i++) {
133                        array.add(subject[i]);
134                }
135                setProperty(SUBJECT, array);
136        }
137        
138        /**
139         * Adds a single author.
140         * @param author
141         */
142        public void addAuthor(String author) {
143                XmpArray array = new XmpArray(XmpArray.ORDERED);
144                array.add(author);
145                setProperty(CREATOR, array);
146        }
147
148        /**
149         * Adds an array of authors.
150         * @param author
151         */
152        public void addAuthor(String[] author) {
153                XmpArray array = new XmpArray(XmpArray.ORDERED);
154                for (int i = 0; i < author.length; i++) {
155                        array.add(author[i]);
156                }
157                setProperty(CREATOR, array);
158        }
159
160        /**
161         * Adds a single publisher.
162         * @param publisher
163         */
164        public void addPublisher(String publisher) {
165                XmpArray array = new XmpArray(XmpArray.ORDERED);
166                array.add(publisher);
167                setProperty(PUBLISHER, array);
168        }
169
170        /**
171         * Adds an array of publishers.
172         * @param publisher
173         */
174        public void addPublisher(String[] publisher) {
175                XmpArray array = new XmpArray(XmpArray.ORDERED);
176                for (int i = 0; i < publisher.length; i++) {
177                        array.add(publisher[i]);
178                }
179                setProperty(PUBLISHER, array);
180        }
181}