Java tutorial
/* * $Id: DublinCoreSchema.java 3596 2008-10-10 11:37:58Z psoares33 $ * * Copyright 2005 by Bruno Lowagie. * * The contents of this file are subject to the Mozilla Public License Version 1.1 * (the "License"); you may not use this file except in compliance with the License. * You may obtain a copy of the License at http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the License. * * The Original Code is 'iText, a free JAVA-PDF library'. * * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by * the Initial Developer are Copyright (C) 1999-2005 by Bruno Lowagie. * All Rights Reserved. * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer * are Copyright (C) 2000-2005 by Paulo Soares. All Rights Reserved. * * Contributor(s): all the names of the contributors are added in the source code * where applicable. * * Alternatively, the contents of this file may be used under the terms of the * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the * provisions of LGPL are applicable instead of those above. If you wish to * allow use of your version of this file only under the terms of the LGPL * License and not to allow others to use your version of this file under * the MPL, indicate your decision by deleting the provisions above and * replace them with the notice and other provisions required by the LGPL. * If you do not delete the provisions above, a recipient may use your version * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE * * This library is free software; you can redistribute it and/or modify it * under the terms of the MPL as stated above or under the terms of the GNU * Library General Public License as published by the Free Software Foundation; * either version 2 of the License, or any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU LIBRARY GENERAL PUBLIC LICENSE for more * details. * * If you didn't download this code from the following link, you should check if * you aren't using an obsolete version: * http://www.lowagie.com/iText/ */ package com.lowagie.text.xml.xmp; /** * An implementation of an XmpSchema. */ public class DublinCoreSchema extends XmpSchema { private static final long serialVersionUID = -4551741356374797330L; /** default namespace identifier*/ public static final String DEFAULT_XPATH_ID = "dc"; /** default namespace uri*/ public static final String DEFAULT_XPATH_URI = "http://purl.org/dc/elements/1.1/"; /** External Contributors to the resource (other than the authors). */ public static final String CONTRIBUTOR = "dc:contributor"; /** The extent or scope of the resource. */ public static final String COVERAGE = "dc:coverage"; /** The authors of the resource (listed in order of precedence, if significant). */ public static final String CREATOR = "dc:creator"; /** Date(s) that something interesting happened to the resource. */ public static final String DATE = "dc:date"; /** A textual description of the content of the resource. Multiple values may be present for different languages. */ public static final String DESCRIPTION = "dc:description"; /** 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. */ public static final String FORMAT = "dc:format"; /** Unique identifier of the resource. */ public static final String IDENTIFIER = "dc:identifier"; /** An unordered array specifying the languages used in the resource. */ public static final String LANGUAGE = "dc:language"; /** Publishers. */ public static final String PUBLISHER = "dc:publisher"; /** Relationships to other documents. */ public static final String RELATION = "dc:relation"; /** Informal rights statement, selected by language. */ public static final String RIGHTS = "dc:rights"; /** Unique identifier of the work from which this resource was derived. */ public static final String SOURCE = "dc:source"; /** An unordered array of descriptive phrases or keywords that specify the topic of the content of the resource. */ public static final String SUBJECT = "dc:subject"; /** 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. */ public static final String TITLE = "dc:title"; /** A document type; for example, novel, poem, or working paper. */ public static final String TYPE = "dc:type"; public DublinCoreSchema() { super("xmlns:" + DEFAULT_XPATH_ID + "=\"" + DEFAULT_XPATH_URI + "\""); setProperty(FORMAT, "application/pdf"); } /** * Adds a title. * @param title */ public void addTitle(String title) { XmpArray array = new XmpArray(XmpArray.ALTERNATIVE); array.add(title); setProperty(TITLE, array); } /** * Adds a description. * @param desc */ public void addDescription(String desc) { XmpArray array = new XmpArray(XmpArray.ALTERNATIVE); array.add(desc); setProperty(DESCRIPTION, array); } /** * Adds a subject. * @param subject */ public void addSubject(String subject) { XmpArray array = new XmpArray(XmpArray.UNORDERED); array.add(subject); setProperty(SUBJECT, array); } /** * Adds a subject. * @param subject array of subjects */ public void addSubject(String[] subject) { XmpArray array = new XmpArray(XmpArray.UNORDERED); for (int i = 0; i < subject.length; i++) { array.add(subject[i]); } setProperty(SUBJECT, array); } /** * Adds a single author. * @param author */ public void addAuthor(String author) { XmpArray array = new XmpArray(XmpArray.ORDERED); array.add(author); setProperty(CREATOR, array); } /** * Adds an array of authors. * @param author */ public void addAuthor(String[] author) { XmpArray array = new XmpArray(XmpArray.ORDERED); for (int i = 0; i < author.length; i++) { array.add(author[i]); } setProperty(CREATOR, array); } /** * Adds a single publisher. * @param publisher */ public void addPublisher(String publisher) { XmpArray array = new XmpArray(XmpArray.ORDERED); array.add(publisher); setProperty(PUBLISHER, array); } /** * Adds an array of publishers. * @param publisher */ public void addPublisher(String[] publisher) { XmpArray array = new XmpArray(XmpArray.ORDERED); for (int i = 0; i < publisher.length; i++) { array.add(publisher[i]); } setProperty(PUBLISHER, array); } }