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Java > Open Source Codes > com > lowagie > text > pdf > PRIndirectReference


1 /*
2  * $Id: PRIndirectReference.java 2366 2006-09-14 23:10:58Z xlv $
3  * $Name$
4  *
5  * Copyright 2001, 2002 by Paulo Soares.
6  *
7  * The contents of this file are subject to the Mozilla Public License Version 1.1
8  * (the "License"); you may not use this file except in compliance with the License.
9  * You may obtain a copy of the License at http://www.mozilla.org/MPL/
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the License.
14  *
15  * The Original Code is 'iText, a free JAVA-PDF library'.
16  *
17  * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
18  * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
19  * All Rights Reserved.
20  * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
21  * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
22  *
23  * Contributor(s): all the names of the contributors are added in the source code
24  * where applicable.
25  *
26  * Alternatively, the contents of this file may be used under the terms of the
27  * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
28  * provisions of LGPL are applicable instead of those above. If you wish to
29  * allow use of your version of this file only under the terms of the LGPL
30  * License and not to allow others to use your version of this file under
31  * the MPL, indicate your decision by deleting the provisions above and
32  * replace them with the notice and other provisions required by the LGPL.
33  * If you do not delete the provisions above, a recipient may use your version
34  * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
35  *
36  * This library is free software; you can redistribute it and/or modify it
37  * under the terms of the MPL as stated above or under the terms of the GNU
38  * Library General Public License as published by the Free Software Foundation;
39  * either version 2 of the License, or any later version.
40  *
41  * This library is distributed in the hope that it will be useful, but WITHOUT
42  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
43  * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
44  * details.
45  *
46  * If you didn't download this code from the following link, you should check if
47  * you aren't using an obsolete version:
48  * http://www.lowagie.com/iText/
49  */
50
51 package com.lowagie.text.pdf;
52 import java.io.IOException JavaDoc;
53 import java.io.OutputStream JavaDoc;
54
55 public class PRIndirectReference extends PdfIndirectReference {
56     
57     protected PdfReader reader;
58     // membervariables
59
60     // constructors
61
62 /**
63  * Constructs a <CODE>PdfIndirectReference</CODE>.
64  *
65  * @param reader a <CODE>PdfReader</CODE>
66  * @param number the object number.
67  * @param generation the generation number.
68  */
69     
70     PRIndirectReference(PdfReader reader, int number, int generation) {
71         type = INDIRECT;
72         this.number = number;
73         this.generation = generation;
74         this.reader = reader;
75     }
76     
77 /**
78  * Constructs a <CODE>PdfIndirectReference</CODE>.
79  *
80  * @param reader a <CODE>PdfReader</CODE>
81  * @param number the object number.
82  */
83     
84     PRIndirectReference(PdfReader reader, int number) {
85         this(reader, number, 0);
86     }
87     
88     // methods
89
90     public void toPdf(PdfWriter writer, OutputStream JavaDoc os) throws IOException JavaDoc {
91         int n = writer.getNewObjectNumber(reader, number, generation);
92         os.write(PdfEncodings.convertToBytes(new StringBuffer JavaDoc().append(n).append(" 0 R").toString(), null));
93     }
94
95     public PdfReader getReader() {
96         return reader;
97     }
98     
99     public void setNumber(int number, int generation) {
100         this.number = number;
101         this.generation = generation;
102     }
103 }
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