com.itextpdf.text.pdf.PRIndirectReference Maven / Gradle / Ivy
/*
* $Id: 79e289678441c853b3cdc174faf18fff8cb7d911 $
*
* This file is part of the iText (R) project.
* Copyright (c) 1998-2016 iText Group NV
* Authors: Bruno Lowagie, Paulo Soares, et al.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
* ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
* OF THIRD PARTY RIGHTS
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* This program 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 Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://itextpdf.com/terms-of-use/
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU Affero General Public License.
*
* In accordance with Section 7(b) of the GNU Affero General Public License,
* a covered work must retain the producer line in every PDF that is created
* or manipulated using iText.
*
* You can be released from the requirements of the license by purchasing
* a commercial license. Buying such a license is mandatory as soon as you
* develop commercial activities involving the iText software without
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*/
package com.itextpdf.text.pdf;
import java.io.IOException;
import java.io.OutputStream;
public class PRIndirectReference extends PdfIndirectReference {
protected PdfReader reader;
// membervariables
// constructors
/**
* Constructs a PdfIndirectReference.
*
* @param reader a PdfReader
* @param number the object number.
* @param generation the generation number.
*/
public PRIndirectReference(PdfReader reader, int number, int generation) {
type = INDIRECT;
this.number = number;
this.generation = generation;
this.reader = reader;
}
/**
* Constructs a PdfIndirectReference.
*
* @param reader a PdfReader
* @param number the object number.
*/
public PRIndirectReference(PdfReader reader, int number) {
this(reader, number, 0);
}
// methods
public void toPdf(PdfWriter writer, OutputStream os) throws IOException {
if (writer != null) {
int n = writer.getNewObjectNumber(reader, number, generation);
os.write(PdfEncodings.convertToBytes(new StringBuffer().append(n).append(" ").append(reader.isAppendable() ? generation : 0).append(" R").toString(), null));
}
else {
super.toPdf(null, os);
}
}
public PdfReader getReader() {
return reader;
}
public void setNumber(int number, int generation) {
this.number = number;
this.generation = generation;
}
}