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/*
* $Id: PdfNull.java,v 1.22 2002/06/20 13:30:25 blowagie Exp $
* $Name: $
*
* Copyright 1999, 2000, 2001, 2002 Bruno Lowagie
*
*
* 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.
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) 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.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*
* 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>PdfNull</CODE> is the Null object represented by the keyword <VAR>null</VAR>.
* <P>
* This object is described in the 'Portable Document Format Reference Manual version 1.3'
* section 4.9 (page 53).
*
* @see PdfObject
*/
public class PdfNull extends PdfObject {
// static membervariables
/** This is an instance of the <CODE>PdfNull</CODE>-object. */
public static final PdfNull PDFNULL = new PdfNull();
/** This is the content of a <CODE>PdfNull</CODE>-object. */
private static final String CONTENT = "null";
// constructors
/**
* Constructs a <CODE>PdfNull</CODE>-object.
* <P>
* You never need to do this yourself, you can always use the static final object <VAR>PDFNULL</VAR>.
*/
public PdfNull() {
super(m_NULL, CONTENT); // ssteward
}
}
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