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/*
 * $Id: PdfBoolean.java 4065 2009-09-16 23:09:11Z psoares33 $
 * $Name$
 *
 * 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:
 * https://github.com/LibrePDF/OpenPDF
 */

package com.lowagie.text.pdf;

import com.lowagie.text.error_messages.MessageLocalization;

/**
 * PdfBoolean is the boolean object represented by the keywords true or false.
 * 

* This object is described in the 'Portable Document Format Reference Manual version 1.7' * section 3.2.1 (page 52). * * @see PdfObject * @see BadPdfFormatException */ public 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 PdfBoolean */ public static final String TRUE = "true"; /** A possible value of PdfBoolean */ public static final String FALSE = "false"; // membervariables /** the boolean value of this object */ private boolean value; // constructors /** * Constructs a PdfBoolean-object. * * @param value the value of the new PdfObject */ public PdfBoolean(boolean value) { super(BOOLEAN); if (value) { setContent(TRUE); } else { setContent(FALSE); } this.value = value; } /** * Constructs a PdfBoolean-object. * * @param value the value of the new PdfObject, represented as a String * * @throws BadPdfFormatException thrown if the value isn't 'true' or 'false' */ 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(MessageLocalization.getComposedMessage("the.value.has.to.be.true.of.false.instead.of.1", value)); } } // methods returning the value of this object /** * Returns the primitive value of the PdfBoolean-object. * * @return the actual value of the object. */ public boolean booleanValue() { return value; } public String toString() { return value ? TRUE : FALSE; } }





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