From 13d6dc3a6a5e8bd3c17997351a0e6f087eb301a2 Mon Sep 17 00:00:00 2001 From: tknall Date: Tue, 25 Nov 2008 12:04:30 +0000 Subject: Removing itext from source. git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@302 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- src/main/java/com/lowagie/text/pdf/PdfCopy.java | 474 ------------------------ 1 file changed, 474 deletions(-) delete mode 100644 src/main/java/com/lowagie/text/pdf/PdfCopy.java (limited to 'src/main/java/com/lowagie/text/pdf/PdfCopy.java') diff --git a/src/main/java/com/lowagie/text/pdf/PdfCopy.java b/src/main/java/com/lowagie/text/pdf/PdfCopy.java deleted file mode 100644 index 0dcdc70..0000000 --- a/src/main/java/com/lowagie/text/pdf/PdfCopy.java +++ /dev/null @@ -1,474 +0,0 @@ -/* - * $Id: PdfCopy.java,v 1.42 2006/05/06 14:19:51 psoares33 Exp $ - * $Name: $ - * - * Copyright 1999, 2000, 2001, 2002 Bruno Lowagie - * - * The contents of this file are subject to the Mozilla Public License Version 1.1 - * (the "License"); you may not use this file except in compliance with the License. - * You may obtain a copy of the License at http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the License. - * - * 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. - * - * This module by Mark Thompson. Copyright (C) 2002 Mark Thompson - * - * Contributor(s): all the names of the contributors are added in the source code - * where applicable. - * - * Alternatively, the contents of this file may be used under the terms of the - * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the - * provisions of LGPL are applicable instead of those above. If you wish to - * allow use of your version of this file only under the terms of the LGPL - * License and not to allow others to use your version of this file under - * the MPL, indicate your decision by deleting the provisions above and - * replace them with the notice and other provisions required by the LGPL. - * If you do not delete the provisions above, a recipient may use your version - * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE. - * - * This library is free software; you can redistribute it and/or modify it - * under the terms of the MPL as stated above or under the terms of the GNU - * Library General Public License as published by the Free Software Foundation; - * either version 2 of the License, or 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. - * - * 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; - -import java.util.HashMap; -import java.util.ArrayList; -import java.util.List; -import java.util.Iterator; -import java.io.*; -import com.lowagie.text.ExceptionConverter; -import com.lowagie.text.Document; -import com.lowagie.text.DocumentException; - -/** - * Make copies of PDF documents. Documents can be edited after reading and - * before writing them out. - * @author Mark Thompson - */ - -public class PdfCopy extends PdfWriter { - /** - * This class holds information about indirect references, since they are - * renumbered by iText. - */ - static class IndirectReferences { - PdfIndirectReference theRef; - boolean hasCopied; - IndirectReferences(PdfIndirectReference ref) { - theRef = ref; - hasCopied = false; - } - void setCopied() { hasCopied = true; } - boolean getCopied() { return hasCopied; } - PdfIndirectReference getRef() { return theRef; } - }; - protected HashMap indirects; - protected HashMap indirectMap; - protected int currentObjectNum = 1; - protected PdfReader reader; - protected PdfIndirectReference acroForm; - protected PdfIndirectReference topPageParent; - protected ArrayList pageNumbersToRefs = new ArrayList(); - protected List newBookmarks; - - /** - * A key to allow us to hash indirect references - */ - protected static class RefKey { - int num; - int gen; - RefKey(int num, int gen) { - this.num = num; - this.gen = gen; - } - RefKey(PdfIndirectReference ref) { - num = ref.getNumber(); - gen = ref.getGeneration(); - } - RefKey(PRIndirectReference ref) { - num = ref.getNumber(); - gen = ref.getGeneration(); - } - public int hashCode() { - return (gen<<16)+num; - } - public boolean equals(Object o) { - RefKey other = (RefKey)o; - return this.gen == other.gen && this.num == other.num; - } - public String toString() { - return "" + num + " " + gen; - } - } - - /** - * Constructor - * @param document - * @param os outputstream - */ - public PdfCopy(Document document, OutputStream os) throws DocumentException { - super(new PdfDocument(), os); - document.addDocListener(pdf); - pdf.addWriter(this); - indirectMap = new HashMap(); - } - public void open() { - super.open(); - topPageParent = getPdfIndirectReference(); - root.setLinearMode(topPageParent); - } - - /** - * Grabs a page from the input document - * @param reader the reader of the document - * @param pageNumber which page to get - * @return the page - */ - public PdfImportedPage getImportedPage(PdfReader reader, int pageNumber) { - if (currentPdfReaderInstance != null) { - if (currentPdfReaderInstance.getReader() != reader) { - try { - currentPdfReaderInstance.getReader().close(); - currentPdfReaderInstance.getReaderFile().close(); - } - catch (IOException ioe) { - // empty on purpose - } - currentPdfReaderInstance = reader.getPdfReaderInstance(this); - } - } - else { - currentPdfReaderInstance = reader.getPdfReaderInstance(this); - } - return currentPdfReaderInstance.getImportedPage(pageNumber); - } - - - /** - * Translate a PRIndirectReference to a PdfIndirectReference - * In addition, translates the object numbers, and copies the - * referenced object to the output file. - * NB: PRIndirectReferences (and PRIndirectObjects) really need to know what - * file they came from, because each file has its own namespace. The translation - * we do from their namespace to ours is *at best* heuristic, and guaranteed to - * fail under some circumstances. - */ - protected PdfIndirectReference copyIndirect(PRIndirectReference in) throws IOException, BadPdfFormatException { - PdfIndirectReference theRef; - RefKey key = new RefKey(in); - IndirectReferences iRef = (IndirectReferences)indirects.get(key); - if (iRef != null) { - theRef = iRef.getRef(); - if (iRef.getCopied()) { - // System.out.println(">>> Value is " + theRef.toString()); - return theRef; - } - // System.out.println(">>> Fill in " + theRef.toString()); - } - else { - theRef = body.getPdfIndirectReference(); - iRef = new IndirectReferences(theRef); - indirects.put(key, iRef); - } - iRef.setCopied(); - PdfObject obj = copyObject(PdfReader.getPdfObjectRelease(in)); - addToBody(obj, theRef); - return theRef; - } - - /** - * Translate a PRDictionary to a PdfDictionary. Also translate all of the - * objects contained in it. - */ - protected PdfDictionary copyDictionary(PdfDictionary in) - throws IOException, BadPdfFormatException { - PdfDictionary out = new PdfDictionary(); - PdfName type = (PdfName)in.get(PdfName.TYPE); - - for (Iterator it = in.getKeys().iterator(); it.hasNext();) { - PdfName key = (PdfName)it.next(); - PdfObject value = in.get(key); - // System.out.println("Copy " + key); - if (type != null && PdfName.PAGE.equals(type)) { - if (key.equals(PdfName.PARENT)) - out.put(PdfName.PARENT, topPageParent); - else if (!key.equals(PdfName.B)) - out.put(key, copyObject(value)); - } - else - out.put(key, copyObject(value)); - } - return out; - } - - /** - * Translate a PRStream to a PdfStream. The data part copies itself. - */ - protected PdfStream copyStream(PRStream in) throws IOException, BadPdfFormatException { - PRStream out = new PRStream(in, null); - - for (Iterator it = in.getKeys().iterator(); it.hasNext();) { - PdfName key = (PdfName) it.next(); - PdfObject value = in.get(key); - out.put(key, copyObject(value)); - } - - return out; - } - - - /** - * Translate a PRArray to a PdfArray. Also translate all of the objects contained - * in it - */ - protected PdfArray copyArray(PdfArray in) throws IOException, BadPdfFormatException { - PdfArray out = new PdfArray(); - - for (Iterator i = in.getArrayList().iterator(); i.hasNext();) { - PdfObject value = (PdfObject)i.next(); - out.add(copyObject(value)); - } - return out; - } - - /** - * Translate a PR-object to a Pdf-object - */ - protected PdfObject copyObject(PdfObject in) throws IOException,BadPdfFormatException { - switch (in.type) { - case PdfObject.DICTIONARY: - // System.out.println("Dictionary: " + in.toString()); - return copyDictionary((PdfDictionary)in); - case PdfObject.INDIRECT: - return copyIndirect((PRIndirectReference)in); - case PdfObject.ARRAY: - return copyArray((PdfArray)in); - case PdfObject.NUMBER: - case PdfObject.NAME: - case PdfObject.STRING: - case PdfObject.NULL: - case PdfObject.BOOLEAN: - return in; - case PdfObject.STREAM: - return copyStream((PRStream)in); - // return in; - default: - if (in.type < 0) { - String lit = ((PdfLiteral)in).toString(); - if (lit.equals("true") || lit.equals("false")) { - return new PdfBoolean(lit); - } - return new PdfLiteral(lit); - } - System.out.println("CANNOT COPY type " + in.type); - return null; - } - } - - /** - * convenience method. Given an importedpage, set our "globals" - */ - protected int setFromIPage(PdfImportedPage iPage) { - int pageNum = iPage.getPageNumber(); - PdfReaderInstance inst = currentPdfReaderInstance = iPage.getPdfReaderInstance(); - reader = inst.getReader(); - setFromReader(reader); - return pageNum; - } - - /** - * convenience method. Given a reader, set our "globals" - */ - protected void setFromReader(PdfReader reader) { - this.reader = reader; - indirects = (HashMap)indirectMap.get(reader); - if (indirects == null) { - indirects = new HashMap(); - indirectMap.put(reader,indirects); - PdfDictionary catalog = reader.getCatalog(); - PRIndirectReference ref = (PRIndirectReference)catalog.get(PdfName.PAGES); - indirects.put(new RefKey(ref), new IndirectReferences(topPageParent)); - ref = null; - PdfObject o = catalog.get(PdfName.ACROFORM); - if (o == null || o.type() != PdfObject.INDIRECT) - return; - ref = (PRIndirectReference)o; - if (acroForm == null) acroForm = body.getPdfIndirectReference(); - indirects.put(new RefKey(ref), new IndirectReferences(acroForm)); - } - } - /** - * Add an imported page to our output - * @param iPage an imported page - * @throws IOException, BadPdfFormatException - */ - public void addPage(PdfImportedPage iPage) throws IOException, BadPdfFormatException { - int pageNum = setFromIPage(iPage); - - PdfDictionary thePage = reader.getPageN(pageNum); - PRIndirectReference origRef = reader.getPageOrigRef(pageNum); - reader.releasePage(pageNum); - RefKey key = new RefKey(origRef); - PdfIndirectReference pageRef; - IndirectReferences iRef = (IndirectReferences)indirects.get(key); - // if we already have an iref for the page (we got here by another link) - if (iRef != null) { - pageRef = iRef.getRef(); - } - else { - pageRef = body.getPdfIndirectReference(); - iRef = new IndirectReferences(pageRef); - indirects.put(key, iRef); - } - pageReferences.add(pageRef); - ++currentPageNumber; - if (! iRef.getCopied()) { - iRef.setCopied(); - PdfDictionary newPage = copyDictionary(thePage); - newPage.put(PdfName.PARENT, topPageParent); - addToBody(newPage, pageRef); - } - root.addPage(pageRef); - pageNumbersToRefs.add(pageRef); - } - - public PdfIndirectReference getPageReference(int page) { - if (page < 0 || page > pageNumbersToRefs.size()) - throw new IllegalArgumentException("Invalid page number " + page); - return (PdfIndirectReference)pageNumbersToRefs.get(page - 1); - } - - /** - * Copy the acroform for an input document. Note that you can only have one, - * we make no effort to merge them. - * @param reader The reader of the input file that is being copied - * @throws IOException, BadPdfFormatException - */ - public void copyAcroForm(PdfReader reader) throws IOException, BadPdfFormatException { - setFromReader(reader); - - PdfDictionary catalog = reader.getCatalog(); - PRIndirectReference hisRef = null; - PdfObject o = catalog.get(PdfName.ACROFORM); - if (o != null && o.type() == PdfObject.INDIRECT) - hisRef = (PRIndirectReference)o; - if (hisRef == null) return; // bugfix by John Englar - RefKey key = new RefKey(hisRef); - PdfIndirectReference myRef; - IndirectReferences iRef = (IndirectReferences)indirects.get(key); - if (iRef != null) { - acroForm = myRef = iRef.getRef(); - } - else { - acroForm = myRef = body.getPdfIndirectReference(); - iRef = new IndirectReferences(myRef); - indirects.put(key, iRef); - } - if (! iRef.getCopied()) { - iRef.setCopied(); - PdfDictionary theForm = copyDictionary((PdfDictionary)PdfReader.getPdfObject(hisRef)); - addToBody(theForm, myRef); - } - } - - /* - * the getCatalog method is part of PdfWriter. - * we wrap this so that we can extend it - */ - protected PdfDictionary getCatalog(PdfIndirectReference rootObj) { - try { - PdfDictionary theCat = ((PdfDocument)document).getCatalog(rootObj); - if (acroForm != null) theCat.put(PdfName.ACROFORM, acroForm); - if (newBookmarks == null || newBookmarks.size() == 0) - return theCat; - PdfDictionary top = new PdfDictionary(); - PdfIndirectReference topRef = getPdfIndirectReference(); - Object kids[] = SimpleBookmark.iterateOutlines(this, topRef, newBookmarks, false); - top.put(PdfName.FIRST, (PdfIndirectReference)kids[0]); - top.put(PdfName.LAST, (PdfIndirectReference)kids[1]); - top.put(PdfName.COUNT, new PdfNumber(((Integer)kids[2]).intValue())); - addToBody(top, topRef); - theCat.put(PdfName.OUTLINES, topRef); - return theCat; - } - catch (IOException e) { - throw new ExceptionConverter(e); - } - } - - /** - * Sets the bookmarks. The list structure is defined in - * SimpleBookmark#. - * @param outlines the bookmarks or null to remove any - */ - public void setOutlines(List outlines) { - newBookmarks = outlines; - } - - /** - * Signals that the Document was closed and that no other - * Elements will be added. - *

- * The pages-tree is built and written to the outputstream. - * A Catalog is constructed, as well as an Info-object, - * the referencetable is composed and everything is written - * to the outputstream embedded in a Trailer. - */ - - public synchronized void close() { - if (open) { - PdfReaderInstance ri = currentPdfReaderInstance; - pdf.close(); - super.close(); - if (ri != null) { - try { - ri.getReader().close(); - ri.getReaderFile().close(); - } - catch (IOException ioe) { - // empty on purpose - } - } - } - } - PdfIndirectReference add(PdfImage pdfImage, PdfIndirectReference fixedRef) throws PdfException { return null; } - public PdfIndirectReference add(PdfOutline outline) { return null; } - public void addAnnotation(PdfAnnotation annot) { } - PdfIndirectReference add(PdfPage page, PdfContents contents) throws PdfException { return null; } - - public void freeReader(PdfReader reader) throws IOException { - indirectMap.remove(reader); - if (currentPdfReaderInstance != null) { - if (currentPdfReaderInstance.getReader() == reader) { - try { - currentPdfReaderInstance.getReader().close(); - currentPdfReaderInstance.getReaderFile().close(); - } - catch (IOException ioe) { - // empty on purpose - } - currentPdfReaderInstance = null; - } - } - } -} \ No newline at end of file -- cgit v1.2.3