/* * $Id: PdfIndirectReference.java,v 1.22 2002/06/20 13:30:25 blowagie Exp $ * $Name:  $ * * Copyright 1999, 2000, 2001, 2002 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, 2000, 2001, 2002 by Bruno Lowagie. * All Rights Reserved. * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer * are Copyright (C) 2000, 2001, 2002 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.pdf;/** * <CODE>PdfIndirectReference</CODE> contains a reference to a <CODE>PdfIndirectObject</CODE>. * <P> * Any object used as an element of an array or as a value in a dictionary may be specified * by either a direct object of an indirect reference. An <I>indirect reference</I> is a reference * to an indirect object, and consists of the indirect object's object number, generation number * and the <B>R</B> keyword.<BR> * This object is described in the 'Portable Document Format Reference Manual version 1.3' * section 4.11 (page 54). * * @see		PdfObject * @see		PdfIndirectObject */class PdfIndirectReference extends PdfObject {        // membervariables    /** the object number */    protected int number;    /** the generation number */    protected int generation = 0;        // constructors    /** * Constructs a <CODE>PdfIndirectReference</CODE>. * * @param		type			the type of the <CODE>PdfObject</CODE> that is referenced to * @param		number			the object number. * @param		generation		the generation number. */        PdfIndirectReference(int type, int number, int generation) {        super(type, new StringBuffer().append(number).append(" ").append(generation).append(" R").toString());        this.number = number;        this.generation = generation;    }    /** * Constructs a <CODE>PdfIndirectReference</CODE>. * * @param		type			the type of the <CODE>PdfObject</CODE> that is referenced to * @param		number			the object number. */        PdfIndirectReference(int type, int number) {        this(type, number, 0);    }        // methods    /** * Returns the number of the object. * * @return		a number. */        int getNumber() {        return number;    }    /** * Returns the generation of the object. * * @return		a number. */        int getGeneration() {        return generation;    }}