Source Code Cross Referenced for PdfCopyFields.java in  » PDF » pdf-itext » com » lowagie » text » pdf » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » PDF » pdf itext » com.lowagie.text.pdf 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright 2004 by Paulo Soares.
003:         *
004:         * The contents of this file are subject to the Mozilla Public License Version 1.1
005:         * (the "License"); you may not use this file except in compliance with the License.
006:         * You may obtain a copy of the License at http://www.mozilla.org/MPL/
007:         *
008:         * Software distributed under the License is distributed on an "AS IS" basis,
009:         * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
010:         * for the specific language governing rights and limitations under the License.
011:         *
012:         * The Original Code is 'iText, a free JAVA-PDF library'.
013:         *
014:         * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
015:         * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
016:         * All Rights Reserved.
017:         * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
018:         * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
019:         *
020:         * Contributor(s): all the names of the contributors are added in the source code
021:         * where applicable.
022:         *
023:         * Alternatively, the contents of this file may be used under the terms of the
024:         * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
025:         * provisions of LGPL are applicable instead of those above.  If you wish to
026:         * allow use of your version of this file only under the terms of the LGPL
027:         * License and not to allow others to use your version of this file under
028:         * the MPL, indicate your decision by deleting the provisions above and
029:         * replace them with the notice and other provisions required by the LGPL.
030:         * If you do not delete the provisions above, a recipient may use your version
031:         * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
032:         *
033:         * This library is free software; you can redistribute it and/or modify it
034:         * under the terms of the MPL as stated above or under the terms of the GNU
035:         * Library General Public License as published by the Free Software Foundation;
036:         * either version 2 of the License, or any later version.
037:         *
038:         * This library is distributed in the hope that it will be useful, but WITHOUT
039:         * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
040:         * FOR A PARTICULAR PURPOSE. See the GNU Library general Public License for more
041:         * details.
042:         *
043:         * If you didn't download this code from the following link, you should check if
044:         * you aren't using an obsolete version:
045:         * http://www.lowagie.com/iText/
046:         */
047:        package com.lowagie.text.pdf;
048:
049:        import java.io.OutputStream;
050:        import java.security.cert.Certificate;
051:        import java.util.List;
052:
053:        import com.lowagie.text.DocWriter;
054:        import com.lowagie.text.DocumentException;
055:        import com.lowagie.text.pdf.interfaces.PdfEncryptionSettings;
056:        import com.lowagie.text.pdf.interfaces.PdfViewerPreferences;
057:
058:        /**
059:         * Concatenates PDF documents including form fields. The rules for the form field
060:         * concatenation are the same as in Acrobat. All the documents are kept in memory unlike
061:         * PdfCopy.
062:         * @author  Paulo Soares (psoares@consiste.pt)
063:         */
064:        public class PdfCopyFields implements  PdfViewerPreferences,
065:                PdfEncryptionSettings {
066:
067:            private PdfCopyFieldsImp fc;
068:
069:            /**
070:             * Creates a new instance.
071:             * @param os the output stream
072:             * @throws DocumentException on error
073:             */
074:            public PdfCopyFields(OutputStream os) throws DocumentException {
075:                fc = new PdfCopyFieldsImp(os);
076:            }
077:
078:            /**
079:             * Creates a new instance.
080:             * @param os the output stream
081:             * @param pdfVersion the pdf version the output will have
082:             * @throws DocumentException on error
083:             */
084:            public PdfCopyFields(OutputStream os, char pdfVersion)
085:                    throws DocumentException {
086:                fc = new PdfCopyFieldsImp(os, pdfVersion);
087:            }
088:
089:            /**
090:             * Concatenates a PDF document.
091:             * @param reader the PDF document
092:             * @throws DocumentException on error
093:             */
094:            public void addDocument(PdfReader reader) throws DocumentException {
095:                fc.addDocument(reader);
096:            }
097:
098:            /**
099:             * Concatenates a PDF document selecting the pages to keep. The pages are described as a
100:             * <CODE>List</CODE> of <CODE>Integer</CODE>. The page ordering can be changed but
101:             * no page repetitions are allowed.
102:             * @param reader the PDF document
103:             * @param pagesToKeep the pages to keep
104:             * @throws DocumentException on error
105:             */
106:            public void addDocument(PdfReader reader, List pagesToKeep)
107:                    throws DocumentException {
108:                fc.addDocument(reader, pagesToKeep);
109:            }
110:
111:            /**
112:             * Concatenates a PDF document selecting the pages to keep. The pages are described as
113:             * ranges. The page ordering can be changed but
114:             * no page repetitions are allowed.
115:             * @param reader the PDF document
116:             * @param ranges the comma separated ranges as described in {@link SequenceList}
117:             * @throws DocumentException on error
118:             */
119:            public void addDocument(PdfReader reader, String ranges)
120:                    throws DocumentException {
121:                fc.addDocument(reader, SequenceList.expand(ranges, reader
122:                        .getNumberOfPages()));
123:            }
124:
125:            /** Sets the encryption options for this document. The userPassword and the
126:             *  ownerPassword can be null or have zero length. In this case the ownerPassword
127:             *  is replaced by a random string. The open permissions for the document can be
128:             *  AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations,
129:             *  AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting.
130:             *  The permissions can be combined by ORing them.
131:             * @param userPassword the user password. Can be null or empty
132:             * @param ownerPassword the owner password. Can be null or empty
133:             * @param permissions the user permissions
134:             * @param strength128Bits <code>true</code> for 128 bit key length, <code>false</code> for 40 bit key length
135:             * @throws DocumentException if the document is already open
136:             */
137:            public void setEncryption(byte userPassword[],
138:                    byte ownerPassword[], int permissions,
139:                    boolean strength128Bits) throws DocumentException {
140:                fc.setEncryption(userPassword, ownerPassword, permissions,
141:                        strength128Bits ? PdfWriter.STANDARD_ENCRYPTION_128
142:                                : PdfWriter.STANDARD_ENCRYPTION_40);
143:            }
144:
145:            /**
146:             * Sets the encryption options for this document. The userPassword and the
147:             *  ownerPassword can be null or have zero length. In this case the ownerPassword
148:             *  is replaced by a random string. The open permissions for the document can be
149:             *  AllowPrinting, AllowModifyContents, AllowCopy, AllowModifyAnnotations,
150:             *  AllowFillIn, AllowScreenReaders, AllowAssembly and AllowDegradedPrinting.
151:             *  The permissions can be combined by ORing them.
152:             * @param strength true for 128 bit key length. false for 40 bit key length
153:             * @param userPassword the user password. Can be null or empty
154:             * @param ownerPassword the owner password. Can be null or empty
155:             * @param permissions the user permissions
156:             * @throws DocumentException if the document is already open
157:             */
158:            public void setEncryption(boolean strength, String userPassword,
159:                    String ownerPassword, int permissions)
160:                    throws DocumentException {
161:                setEncryption(DocWriter.getISOBytes(userPassword), DocWriter
162:                        .getISOBytes(ownerPassword), permissions, strength);
163:            }
164:
165:            /**
166:             * Closes the output document.
167:             */
168:            public void close() {
169:                fc.close();
170:            }
171:
172:            /**
173:             * Opens the document. This is usually not needed as addDocument() will do it
174:             * automatically.
175:             */
176:            public void open() {
177:                fc.openDoc();
178:            }
179:
180:            /**
181:             * Adds JavaScript to the global document
182:             * @param js the JavaScript
183:             */
184:            public void addJavaScript(String js) {
185:                fc.addJavaScript(js, !PdfEncodings.isPdfDocEncoding(js));
186:            }
187:
188:            /**
189:             * Sets the bookmarks. The list structure is defined in
190:             * <CODE>SimpleBookmark#</CODE>.
191:             * @param outlines the bookmarks or <CODE>null</CODE> to remove any
192:             */
193:            public void setOutlines(List outlines) {
194:                fc.setOutlines(outlines);
195:            }
196:
197:            /** Gets the underlying PdfWriter.
198:             * @return the underlying PdfWriter
199:             */
200:            public PdfWriter getWriter() {
201:                return fc;
202:            }
203:
204:            /**
205:             * Gets the 1.5 compression status.
206:             * @return <code>true</code> if the 1.5 compression is on
207:             */
208:            public boolean isFullCompression() {
209:                return fc.isFullCompression();
210:            }
211:
212:            /**
213:             * Sets the document's compression to the new 1.5 mode with object streams and xref
214:             * streams. It can be set at any time but once set it can't be unset.
215:             * <p>
216:             * If set before opening the document it will also set the pdf version to 1.5.
217:             */
218:            public void setFullCompression() {
219:                fc.setFullCompression();
220:            }
221:
222:            /**
223:             * @see com.lowagie.text.pdf.interfaces.PdfEncryptionSettings#setEncryption(byte[], byte[], int, int)
224:             */
225:            public void setEncryption(byte[] userPassword,
226:                    byte[] ownerPassword, int permissions, int encryptionType)
227:                    throws DocumentException {
228:                fc.setEncryption(userPassword, ownerPassword, permissions,
229:                        encryptionType);
230:            }
231:
232:            /**
233:             * @see com.lowagie.text.pdf.interfaces.PdfViewerPreferences#addViewerPreference(com.lowagie.text.pdf.PdfName, com.lowagie.text.pdf.PdfObject)
234:             */
235:            public void addViewerPreference(PdfName key, PdfObject value) {
236:                fc.addViewerPreference(key, value);
237:            }
238:
239:            /**
240:             * @see com.lowagie.text.pdf.interfaces.PdfViewerPreferences#setViewerPreferences(int)
241:             */
242:            public void setViewerPreferences(int preferences) {
243:                fc.setViewerPreferences(preferences);
244:            }
245:
246:            /**
247:             * @see com.lowagie.text.pdf.interfaces.PdfEncryptionSettings#setEncryption(java.security.cert.Certificate[], int[], int)
248:             */
249:            public void setEncryption(Certificate[] certs, int[] permissions,
250:                    int encryptionType) throws DocumentException {
251:                fc.setEncryption(certs, permissions, encryptionType);
252:            }
253:        }
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