001/* 002 * $Id: PdfCopyFormsImp.java 4784 2011-03-15 08:33:00Z blowagie $ 003 * 004 * This file is part of the iText (R) project. 005 * Copyright (c) 1998-2011 1T3XT BVBA 006 * Authors: Bruno Lowagie, Paulo Soares, et al. 007 * 008 * This program is free software; you can redistribute it and/or modify 009 * it under the terms of the GNU Affero General Public License version 3 010 * as published by the Free Software Foundation with the addition of the 011 * following permission added to Section 15 as permitted in Section 7(a): 012 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 1T3XT, 013 * 1T3XT DISCLAIMS THE WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS. 014 * 015 * This program is distributed in the hope that it will be useful, but 016 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 017 * or FITNESS FOR A PARTICULAR PURPOSE. 018 * See the GNU Affero General Public License for more details. 019 * You should have received a copy of the GNU Affero General Public License 020 * along with this program; if not, see http://www.gnu.org/licenses or write to 021 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 022 * Boston, MA, 02110-1301 USA, or download the license from the following URL: 023 * http://itextpdf.com/terms-of-use/ 024 * 025 * The interactive user interfaces in modified source and object code versions 026 * of this program must display Appropriate Legal Notices, as required under 027 * Section 5 of the GNU Affero General Public License. 028 * 029 * In accordance with Section 7(b) of the GNU Affero General Public License, 030 * a covered work must retain the producer line in every PDF that is created 031 * or manipulated using iText. 032 * 033 * You can be released from the requirements of the license by purchasing 034 * a commercial license. Buying such a license is mandatory as soon as you 035 * develop commercial activities involving the iText software without 036 * disclosing the source code of your own applications. 037 * These activities include: offering paid services to customers as an ASP, 038 * serving PDFs on the fly in a web application, shipping iText with a closed 039 * source product. 040 * 041 * For more information, please contact iText Software Corp. at this 042 * address: sales@itextpdf.com 043 */ 044package com.itextpdf.text.pdf; 045 046import java.io.OutputStream; 047import java.util.Map; 048 049import com.itextpdf.text.DocumentException; 050import com.itextpdf.text.error_messages.MessageLocalization; 051import com.itextpdf.text.pdf.AcroFields.Item; 052 053/** 054 * Allows you to add one (or more) existing PDF document(s) 055 * and add the form(s) of (an)other PDF document(s). 056 * @since 2.1.5 057 */ 058class PdfCopyFormsImp extends PdfCopyFieldsImp { 059 060 /** 061 * This sets up the output document 062 * @param os The Outputstream pointing to the output document 063 * @throws DocumentException 064 */ 065 PdfCopyFormsImp(OutputStream os) throws DocumentException { 066 super(os); 067 } 068 069 /** 070 * This method feeds in the source document 071 * @param reader The PDF reader containing the source document 072 * @throws DocumentException 073 */ 074 public void copyDocumentFields(PdfReader reader) throws DocumentException { 075 if (!reader.isOpenedWithFullPermissions()) 076 throw new IllegalArgumentException(MessageLocalization.getComposedMessage("pdfreader.not.opened.with.owner.password")); 077 if (readers2intrefs.containsKey(reader)) { 078 reader = new PdfReader(reader); 079 } 080 else { 081 if (reader.isTampered()) 082 throw new DocumentException(MessageLocalization.getComposedMessage("the.document.was.reused")); 083 reader.consolidateNamedDestinations(); 084 reader.setTampered(true); 085 } 086 reader.shuffleSubsetNames(); 087 readers2intrefs.put(reader, new IntHashtable()); 088 fields.add(reader.getAcroFields()); 089 updateCalculationOrder(reader); 090 } 091 092 /** 093 * This merge fields is slightly different from the mergeFields method 094 * of PdfCopyFields. 095 */ 096 @Override 097 void mergeFields() { 098 for (int k = 0; k < fields.size(); ++k) { 099 Map<String, Item> fd = (fields.get(k)).getFields(); 100 mergeWithMaster(fd); 101 } 102 } 103 104}