/* * $Id: PdfBoolean.java,v 1.22 2002/06/20 13:28:22 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>PdfBoolean</CODE> is the boolean object represented by the keywords <VAR>true</VAR> or <VAR>false</VAR>. * <P> * This object is described in the 'Portable Document Format Reference Manual version 1.3' * section 4.2 (page 37). * * @see		PdfObject * @see		BadPdfFormatException */class PdfBoolean extends PdfObject {        // static membervariables (possible values of a boolean object)    public static final PdfBoolean PDFTRUE = new PdfBoolean(true);    public static final PdfBoolean PDFFALSE = new PdfBoolean(false);/** A possible value of <CODE>PdfBoolean</CODE> */    public static final String TRUE = "true";    /** A possible value of <CODE>PdfBoolean</CODE> */    public static final String FALSE = "false";        // membervariables    /** the boolean value of this object */    private boolean value;        // constructors    /** * Constructs a <CODE>PdfBoolean</CODE>-object. * * @param		value			the value of the new <CODE>PdfObject</CODE> */        public PdfBoolean(boolean value) {        super(BOOLEAN);        if (value) {            setContent(TRUE);        }        else {            setContent(FALSE);        }        this.value = value;    }    /** * Constructs a <CODE>PdfBoolean</CODE>-object. * * @param		value			the value of the new <CODE>PdfObject</CODE>, represented as a <CODE>String</CODE> * * @throws		BadPdfFormatException	thrown if the <VAR>value</VAR> isn't '<CODE>true</CODE>' or '<CODE>false</CODE>' */        public PdfBoolean(String value) throws BadPdfFormatException {        super(BOOLEAN, value);        if (value.equals(TRUE)) {            this.value = true;        }        else if (value.equals(FALSE)) {            this.value = false;        }        else {            throw new BadPdfFormatException("The value has to be 'true' of 'false', instead of '" + value + "'.");        }    }        // methods returning the value of this object    /** * Returns the primitive value of the <CODE>PdfBoolean</CODE>-object. * * @return		the actual value of the object. */        public boolean booleanValue() {        return value;    }}