List of usage examples for org.apache.pdfbox.pdmodel PDDocument getDocument
public COSDocument getDocument()
From source file:ReducePDFSize.java
License:Apache License
public static void main(String[] args) throws IOException { if (2 != args.length) { throw new RuntimeException("arg0 must be input file, org1 must be output file"); }//from w w w . j a v a2 s. co m String in = args[0]; String out = args[1]; PDDocument doc = null; try { doc = PDDocument.load(new File(in)); doc.setAllSecurityToBeRemoved(true); for (COSObject cosObject : doc.getDocument().getObjects()) { COSBase base = cosObject.getObject(); // if it's a stream: decode it, then re-write it using FLATE_DECODE if (base instanceof COSStream) { COSStream stream = (COSStream) base; byte[] bytes; try { bytes = new PDStream(stream).toByteArray(); } catch (IOException ex) { // NOTE: original example code from PDFBox just logged & "continue;"d here, 'skipping' this stream. // If this type of failure ever happens, we can (perhaps) consider (re)ignoring this type of failure? // // IIUC then that will leave the original (non-decoded / non-flated) stream in place? throw new RuntimeException("can't serialize byte[] from: " + cosObject.getObjectNumber() + " " + cosObject.getGenerationNumber() + " obj: " + ex.getMessage(), ex); } stream.removeItem(COSName.FILTER); OutputStream streamOut = stream.createOutputStream(COSName.FLATE_DECODE); streamOut.write(bytes); streamOut.close(); } } doc.getDocumentCatalog(); doc.save(out); } finally { if (doc != null) { doc.close(); } } }
From source file:ShowSignature.java
License:Apache License
private void showSignature(String[] args) throws IOException, CertificateException { if (args.length != 2) { usage();/*from w w w. j av a 2 s . co m*/ } else { String password = args[0]; String infile = args[1]; PDDocument document = null; try { document = PDDocument.load(new File(infile), password); if (!document.isEncrypted()) { System.err.println("Warning: Document is not encrypted."); } COSDictionary trailer = document.getDocument().getTrailer(); COSDictionary root = (COSDictionary) trailer.getDictionaryObject(COSName.ROOT); COSDictionary acroForm = (COSDictionary) root.getDictionaryObject(COSName.ACRO_FORM); COSArray fields = (COSArray) acroForm.getDictionaryObject(COSName.FIELDS); for (int i = 0; i < fields.size(); i++) { COSDictionary field = (COSDictionary) fields.getObject(i); COSName type = field.getCOSName(COSName.FT); if (COSName.SIG.equals(type)) { COSDictionary cert = (COSDictionary) field.getDictionaryObject(COSName.V); if (cert != null) { System.out.println("Certificate found"); System.out.println("Name=" + cert.getDictionaryObject(COSName.NAME)); System.out.println("Modified=" + cert.getDictionaryObject(COSName.M)); COSName subFilter = (COSName) cert.getDictionaryObject(COSName.SUB_FILTER); if (subFilter != null) { if (subFilter.getName().equals("adbe.x509.rsa_sha1")) { COSString certString = (COSString) cert .getDictionaryObject(COSName.getPDFName("Cert")); byte[] certData = certString.getBytes(); CertificateFactory factory = CertificateFactory.getInstance("X.509"); ByteArrayInputStream certStream = new ByteArrayInputStream(certData); Collection<? extends Certificate> certs = factory .generateCertificates(certStream); System.out.println("certs=" + certs); } else if (subFilter.getName().equals("adbe.pkcs7.sha1")) { COSString certString = (COSString) cert.getDictionaryObject(COSName.CONTENTS); byte[] certData = certString.getBytes(); CertificateFactory factory = CertificateFactory.getInstance("X.509"); ByteArrayInputStream certStream = new ByteArrayInputStream(certData); Collection<? extends Certificate> certs = factory .generateCertificates(certStream); System.out.println("certs=" + certs); } else { System.err.println("Unknown certificate type:" + subFilter); } } else { throw new IOException("Missing subfilter for cert dictionary"); } } else { System.out.println("Signature found, but no certificate"); } } } } finally { if (document != null) { document.close(); } } } }
From source file:at.gv.egiz.pdfas.lib.impl.signing.pdfbox.PADESPDFBOXSigner.java
License:EUPL
public void signPDF(PDFObject genericPdfObject, RequestedSignature requestedSignature, PDFASSignatureInterface genericSigner) throws PdfAsException { String fisTmpFile = null;/* w w w . j a v a2 s . com*/ PDFAsVisualSignatureProperties properties = null; if (!(genericPdfObject instanceof PDFBOXObject)) { // tODO: throw new PdfAsException(); } PDFBOXObject pdfObject = (PDFBOXObject) genericPdfObject; if (!(genericSigner instanceof PDFASPDFBOXSignatureInterface)) { // tODO: throw new PdfAsException(); } PDFASPDFBOXSignatureInterface signer = (PDFASPDFBOXSignatureInterface) genericSigner; TempFileHelper helper = pdfObject.getStatus().getTempFileHelper(); PDDocument doc = pdfObject.getDocument(); SignatureOptions options = new SignatureOptions(); COSDocument visualSignatureDocumentGuard = null; try { fisTmpFile = helper.getStaticFilename(); FileOutputStream tmpOutputStream = null; try { // write to temporary file tmpOutputStream = new FileOutputStream(new File(fisTmpFile)); InputStream tmpis = null; try { tmpis = pdfObject.getOriginalDocument().getInputStream(); IOUtils.copy(tmpis, tmpOutputStream); tmpis.close(); } finally { IOUtils.closeQuietly(tmpis); } SignaturePlaceholderData signaturePlaceholderData = PlaceholderFilter .checkPlaceholderSignature(pdfObject.getStatus(), pdfObject.getStatus().getSettings()); TablePos tablePos = null; if (signaturePlaceholderData != null) { // Placeholder found! logger.info("Placeholder data found."); if (signaturePlaceholderData.getProfile() != null) { logger.debug("Placeholder Profile set to: " + signaturePlaceholderData.getProfile()); requestedSignature.setSignatureProfileID(signaturePlaceholderData.getProfile()); } tablePos = signaturePlaceholderData.getTablePos(); if (tablePos != null) { SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); float minWidth = signatureProfileConfiguration.getMinWidth(); if (minWidth > 0) { if (tablePos.getWidth() < minWidth) { tablePos.width = minWidth; logger.debug("Correcting placeholder with to minimum width {}", minWidth); } } logger.debug("Placeholder Position set to: " + tablePos.toString()); } } PDSignature signature = new PDSignature(); signature.setFilter(COSName.getPDFName(signer.getPDFFilter())); // default // filter signature.setSubFilter(COSName.getPDFName(signer.getPDFSubFilter())); SignatureProfileSettings signatureProfileSettings = TableFactory.createProfile( requestedSignature.getSignatureProfileID(), pdfObject.getStatus().getSettings()); ValueResolver resolver = new ValueResolver(requestedSignature, pdfObject.getStatus()); String signerName = resolver.resolve("SIG_SUBJECT", signatureProfileSettings.getValue("SIG_SUBJECT"), signatureProfileSettings); signature.setName(signerName); // take signing time from provided signer... signature.setSignDate(signer.getSigningDate()); // ...and update operation status in order to use exactly this date for the complete signing process requestedSignature.getStatus().setSigningDate(signer.getSigningDate()); String signerReason = signatureProfileSettings.getSigningReason(); if (signerReason == null) { signerReason = "PAdES Signature"; } signature.setReason(signerReason); logger.debug("Signing reason: " + signerReason); logger.debug("Signing @ " + signer.getSigningDate().getTime().toString()); // the signing date, needed for valid signature // signature.setSignDate(signer.getSigningDate()); signer.setPDSignature(signature); int signatureSize = 0x1000; try { String reservedSignatureSizeString = signatureProfileSettings.getValue(SIG_RESERVED_SIZE); if (reservedSignatureSizeString != null) { signatureSize = Integer.parseInt(reservedSignatureSizeString); } logger.debug("Reserving {} bytes for signature", signatureSize); } catch (NumberFormatException e) { logger.warn("Invalid configuration value: {} should be a number using 0x1000", SIG_RESERVED_SIZE); } options.setPreferedSignatureSize(signatureSize); // Is visible Signature if (requestedSignature.isVisual()) { logger.debug("Creating visual signature block"); SignatureProfileConfiguration signatureProfileConfiguration = pdfObject.getStatus() .getSignatureProfileConfiguration(requestedSignature.getSignatureProfileID()); if (tablePos == null) { // ================================================================ // PositioningStage (visual) -> find position or use // fixed // position String posString = pdfObject.getStatus().getSignParamter().getSignaturePosition(); TablePos signaturePos = null; String signaturePosString = signatureProfileConfiguration.getDefaultPositioning(); if (signaturePosString != null) { logger.debug("using signature Positioning: " + signaturePos); signaturePos = new TablePos(signaturePosString); } logger.debug("using Positioning: " + posString); if (posString != null) { // Merge Signature Position tablePos = new TablePos(posString, signaturePos); } else { // Fallback to signature Position! tablePos = signaturePos; } if (tablePos == null) { // Last Fallback default position tablePos = new TablePos(); } } boolean legacy32Position = signatureProfileConfiguration.getLegacy32Positioning(); boolean legacy40Position = signatureProfileConfiguration.getLegacy40Positioning(); // create Table describtion Table main = TableFactory.createSigTable(signatureProfileSettings, MAIN, pdfObject.getStatus(), requestedSignature); IPDFStamper stamper = StamperFactory.createDefaultStamper(pdfObject.getStatus().getSettings()); IPDFVisualObject visualObject = stamper.createVisualPDFObject(pdfObject, main); /* * PDDocument originalDocument = PDDocument .load(new * ByteArrayInputStream(pdfObject.getStatus() * .getPdfObject().getOriginalDocument())); */ PositioningInstruction positioningInstruction = Positioning.determineTablePositioning(tablePos, "", doc, visualObject, legacy32Position, legacy40Position); logger.debug("Positioning: {}", positioningInstruction.toString()); if (positioningInstruction.isMakeNewPage()) { int last = doc.getNumberOfPages() - 1; PDDocumentCatalog root = doc.getDocumentCatalog(); PDPageNode rootPages = root.getPages(); List<PDPage> kids = new ArrayList<PDPage>(); rootPages.getAllKids(kids); PDPage lastPage = kids.get(last); rootPages.getCOSObject().setNeedToBeUpdate(true); PDPage p = new PDPage(lastPage.findMediaBox()); p.setResources(new PDResources()); p.setRotation(lastPage.findRotation()); doc.addPage(p); } // handle rotated page PDDocumentCatalog documentCatalog = doc.getDocumentCatalog(); PDPageNode documentPages = documentCatalog.getPages(); List<PDPage> documentPagesKids = new ArrayList<PDPage>(); documentPages.getAllKids(documentPagesKids); int targetPageNumber = positioningInstruction.getPage(); logger.debug("Target Page: " + targetPageNumber); // rootPages.getAllKids(kids); PDPage targetPage = documentPagesKids.get(targetPageNumber - 1); int rot = targetPage.findRotation(); logger.debug("Page rotation: " + rot); // positioningInstruction.setRotation(positioningInstruction.getRotation() // + rot); logger.debug("resulting Sign rotation: " + positioningInstruction.getRotation()); SignaturePositionImpl position = new SignaturePositionImpl(); position.setX(positioningInstruction.getX()); position.setY(positioningInstruction.getY()); position.setPage(positioningInstruction.getPage()); position.setHeight(visualObject.getHeight()); position.setWidth(visualObject.getWidth()); requestedSignature.setSignaturePosition(position); properties = new PDFAsVisualSignatureProperties(pdfObject.getStatus().getSettings(), pdfObject, (PdfBoxVisualObject) visualObject, positioningInstruction, signatureProfileSettings); properties.buildSignature(); /* * ByteArrayOutputStream sigbos = new * ByteArrayOutputStream(); * sigbos.write(StreamUtils.inputStreamToByteArray * (properties .getVisibleSignature())); sigbos.close(); */ if (signaturePlaceholderData != null) { // Placeholder found! // replace placeholder InputStream is = null; try { is = PADESPDFBOXSigner.class.getResourceAsStream("/placeholder/empty.jpg"); PDJpeg img = new PDJpeg(doc, is); img.getCOSObject().setNeedToBeUpdate(true); PDDocumentCatalog root = doc.getDocumentCatalog(); PDPageNode rootPages = root.getPages(); List<PDPage> kids = new ArrayList<PDPage>(); rootPages.getAllKids(kids); int pageNumber = positioningInstruction.getPage(); // rootPages.getAllKids(kids); PDPage page = kids.get(pageNumber - 1); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); COSDictionary xobjectsDictionary = (COSDictionary) page.findResources() .getCOSDictionary().getDictionaryObject(COSName.XOBJECT); xobjectsDictionary.setItem(signaturePlaceholderData.getPlaceholderName(), img); xobjectsDictionary.setNeedToBeUpdate(true); page.findResources().getCOSObject().setNeedToBeUpdate(true); logger.info("Placeholder name: " + signaturePlaceholderData.getPlaceholderName()); } finally { IOUtils.closeQuietly(is); } } if (signatureProfileSettings.isPDFA()) { PDDocumentCatalog root = doc.getDocumentCatalog(); COSBase base = root.getCOSDictionary().getItem(COSName.OUTPUT_INTENTS); if (base == null) { InputStream colorProfile = null; try { colorProfile = PDDocumentCatalog.class .getResourceAsStream("/icm/sRGB Color Space Profile.icm"); try { PDOutputIntent oi = new PDOutputIntent(doc, colorProfile); oi.setInfo("sRGB IEC61966-2.1"); oi.setOutputCondition("sRGB IEC61966-2.1"); oi.setOutputConditionIdentifier("sRGB IEC61966-2.1"); oi.setRegistryName("http://www.color.org"); root.addOutputIntent(oi); root.getCOSObject().setNeedToBeUpdate(true); logger.info("added Output Intent"); } catch (Throwable e) { throw new PdfAsException("Failed to add Output Intent", e); } } finally { IOUtils.closeQuietly(colorProfile); } } } options.setPage(positioningInstruction.getPage()); options.setVisualSignature(properties.getVisibleSignature()); } visualSignatureDocumentGuard = options.getVisualSignature(); doc.addSignature(signature, signer, options); // set need to update indirect fields array in acro form COSDictionary trailer = doc.getDocument().getTrailer(); if (trailer != null) { COSDictionary troot = (COSDictionary) trailer.getDictionaryObject(COSName.ROOT); if (troot != null) { COSDictionary acroForm = (COSDictionary) troot.getDictionaryObject(COSName.ACRO_FORM); if (acroForm != null) { COSArray tfields = (COSArray) acroForm.getDictionaryObject(COSName.FIELDS); if (tfields != null && !tfields.isDirect()) { tfields.setNeedToBeUpdate(true); } } } } String sigFieldName = signatureProfileSettings.getSignFieldValue(); if (sigFieldName == null) { sigFieldName = "PDF-AS Signatur"; } int count = PdfBoxUtils.countSignatures(doc, sigFieldName); sigFieldName = sigFieldName + count; PDAcroForm acroFormm = doc.getDocumentCatalog().getAcroForm(); PDSignatureField signatureField = null; if (acroFormm != null) { @SuppressWarnings("unchecked") List<PDField> fields = acroFormm.getFields(); if (fields != null) { for (PDField pdField : fields) { if (pdField != null) { if (pdField instanceof PDSignatureField) { PDSignatureField tmpSigField = (PDSignatureField) pdField; if (tmpSigField.getSignature() != null && tmpSigField.getSignature().getDictionary() != null) { if (tmpSigField.getSignature().getDictionary() .equals(signature.getDictionary())) { signatureField = (PDSignatureField) pdField; } } } } } } else { logger.warn("Failed to name Signature Field! [Cannot find Field list in acroForm!]"); } if (signatureField != null) { signatureField.setPartialName(sigFieldName); } if (properties != null) { signatureField.setAlternateFieldName(properties.getAlternativeTableCaption()); } else { signatureField.setAlternateFieldName(sigFieldName); } } else { logger.warn("Failed to name Signature Field! [Cannot find acroForm!]"); } // PDF-UA logger.info("Adding pdf/ua content."); try { PDDocumentCatalog root = doc.getDocumentCatalog(); PDStructureTreeRoot structureTreeRoot = root.getStructureTreeRoot(); if (structureTreeRoot != null) { logger.info("Tree Root: {}", structureTreeRoot.toString()); List<Object> kids = structureTreeRoot.getKids(); if (kids == null) { logger.info("No kid-elements in structure tree Root, maybe not PDF/UA document"); } PDStructureElement docElement = null; for (Object k : kids) { if (k instanceof PDStructureElement) { docElement = (PDStructureElement) k; break; } } PDStructureElement sigBlock = new PDStructureElement("Form", docElement); // create object dictionary and add as child element COSDictionary objectDic = new COSDictionary(); objectDic.setName("Type", "OBJR"); objectDic.setItem("Pg", signatureField.getWidget().getPage()); objectDic.setItem("Obj", signatureField.getWidget()); List<Object> l = new ArrayList<Object>(); l.add(objectDic); sigBlock.setKids(l); sigBlock.setPage(signatureField.getWidget().getPage()); sigBlock.setTitle("Signature Table"); sigBlock.setParent(docElement); docElement.appendKid(sigBlock); // Create and add Attribute dictionary to mitigate PAC // warning COSDictionary sigBlockDic = (COSDictionary) sigBlock.getCOSObject(); COSDictionary sub = new COSDictionary(); sub.setName("O", "Layout"); sub.setName("Placement", "Block"); sigBlockDic.setItem(COSName.A, sub); sigBlockDic.setNeedToBeUpdate(true); // Modify number tree PDNumberTreeNode ntn = structureTreeRoot.getParentTree(); int parentTreeNextKey = structureTreeRoot.getParentTreeNextKey(); if (ntn == null) { ntn = new PDNumberTreeNode(objectDic, null); logger.info("No number-tree-node found!"); } COSArray ntnKids = (COSArray) ntn.getCOSDictionary().getDictionaryObject(COSName.KIDS); COSArray ntnNumbers = (COSArray) ntn.getCOSDictionary().getDictionaryObject(COSName.NUMS); if (ntnNumbers == null && ntnKids != null) {//no number array, so continue with the kids array //create dictionary with limits and nums array COSDictionary pTreeEntry = new COSDictionary(); COSArray limitsArray = new COSArray(); //limits for exact one entry limitsArray.add(COSInteger.get(parentTreeNextKey)); limitsArray.add(COSInteger.get(parentTreeNextKey)); COSArray numsArray = new COSArray(); numsArray.add(COSInteger.get(parentTreeNextKey)); numsArray.add(sigBlock); pTreeEntry.setItem(COSName.NUMS, numsArray); pTreeEntry.setItem(COSName.LIMITS, limitsArray); PDNumberTreeNode newKidsElement = new PDNumberTreeNode(pTreeEntry, PDNumberTreeNode.class); ntnKids.add(newKidsElement); ntnKids.setNeedToBeUpdate(true); //working // List<PDNumberTreeNode> treeRootKids = structureTreeRoot.getParentTree().getKids(); // PDNumberTreeNode last = (PDNumberTreeNode)treeRootKids.get(treeRootKids.size()-1); // COSArray lim1 = (COSArray) last.getCOSDictionary().getDictionaryObject(COSName.LIMITS); // lim1.remove(1); // lim1.add(1, COSInteger.get(parentTreeNextKey)); // PDNumberTreeNode verylast = (PDNumberTreeNode)last.getKids().get(last.getKids().size()-1); // COSArray numa = (COSArray) verylast.getCOSDictionary().getDictionaryObject(COSName.NUMS); // COSArray lim = (COSArray) verylast.getCOSDictionary().getDictionaryObject(COSName.LIMITS); // lim.remove(1); // lim.add(1, COSInteger.get(parentTreeNextKey)); // // int size = numa.size(); // numa.add(size, COSInteger.get(parentTreeNextKey)); // numa.add(sigBlock); //working end } else if (ntnNumbers != null && ntnKids == null) { int arrindex = ntnNumbers.size(); ntnNumbers.add(arrindex, COSInteger.get(parentTreeNextKey)); ntnNumbers.add(arrindex + 1, sigBlock.getCOSObject()); ntnNumbers.getCOSObject().setNeedToBeUpdate(true); structureTreeRoot.setParentTree(ntn); } else if (ntnNumbers == null && ntnKids == null) { //document is not pdfua conform before signature creation throw new PdfAsException("error.pdf.sig.pdfua.1"); } else { //this is not allowed throw new PdfAsException("error.pdf.sig.pdfua.1"); } // set StructureParent for signature field annotation signatureField.getWidget().setStructParent(parentTreeNextKey); //Increase the next Key value in the structure tree root structureTreeRoot.setParentTreeNextKey(parentTreeNextKey + 1); // add the Tabs /S Element for Tabbing through annots PDPage p = signatureField.getWidget().getPage(); p.getCOSDictionary().setName("Tabs", "S"); p.getCOSObject().setNeedToBeUpdate(true); //check alternative signature field name if (signatureField != null) { if (signatureField.getAlternateFieldName().equals("")) signatureField.setAlternateFieldName(sigFieldName); } ntn.getCOSDictionary().setNeedToBeUpdate(true); sigBlock.getCOSObject().setNeedToBeUpdate(true); structureTreeRoot.getCOSObject().setNeedToBeUpdate(true); objectDic.getCOSObject().setNeedToBeUpdate(true); docElement.getCOSObject().setNeedToBeUpdate(true); } } catch (Throwable e) { if (signatureProfileSettings.isPDFUA() == true) { logger.error("Could not create PDF-UA conform document!"); throw new PdfAsException("error.pdf.sig.pdfua.1", e); } else { logger.info("Could not create PDF-UA conform signature"); } } try { applyFilter(doc, requestedSignature); } catch (PDFASError e) { throw new PdfAsErrorCarrier(e); } FileInputStream tmpFileIs = null; try { tmpFileIs = new FileInputStream(new File(fisTmpFile)); synchronized (doc) { doc.saveIncremental(tmpFileIs, tmpOutputStream); } tmpFileIs.close(); } finally { IOUtils.closeQuietly(tmpFileIs); if (options != null) { if (options.getVisualSignature() != null) { options.getVisualSignature().close(); } } } tmpOutputStream.flush(); tmpOutputStream.close(); } finally { IOUtils.closeQuietly(tmpOutputStream); COSDocument visualSignature = options.getVisualSignature(); if (visualSignature != null) { visualSignature.close(); } } FileInputStream readReadyFile = null; try { readReadyFile = new FileInputStream(new File(fisTmpFile)); // write to resulting output stream // ByteArrayOutputStream bos = new ByteArrayOutputStream(); // bos.write(); // bos.close(); pdfObject.setSignedDocument(StreamUtils.inputStreamToByteArray(readReadyFile)); readReadyFile.close(); } finally { IOUtils.closeQuietly(readReadyFile); } } catch (IOException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } catch (SignatureException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } catch (COSVisitorException e) { logger.info(MessageResolver.resolveMessage("error.pdf.sig.01") + ": {}", e.toString()); throw new PdfAsException("error.pdf.sig.01", e); } finally { if (doc != null) { try { doc.close(); } catch (IOException e) { logger.debug("Failed to close COS Doc!", e); // Ignore } } if (fisTmpFile != null) { helper.deleteFile(fisTmpFile); } logger.debug("Signature done!"); } }
From source file:at.gv.egiz.pdfas.lib.impl.stamping.pdfbox.PDFAsVisualSignatureBuilder.java
License:EUPL
public void createVisualSignature(PDDocument template) { this.getStructure().setVisualSignature(template.getDocument()); logger.debug("Visible signature has been created"); }
From source file:com.aaasec.sigserv.csspsupport.pdfbox.modifications.CsCOSWriter.java
License:Apache License
private void prepareIncrement(PDDocument doc) { try {//from w w w . ja v a2s .co m if (doc != null) { COSDocument cosDoc = doc.getDocument(); Map<COSObjectKey, Long> xrefTable = cosDoc.getXrefTable(); Set<COSObjectKey> keySet = xrefTable.keySet(); long highestNumber = 0; for (COSObjectKey cosObjectKey : keySet) { COSBase object = cosDoc.getObjectFromPool(cosObjectKey).getObject(); if (object != null && cosObjectKey != null && !(object instanceof COSNumber)) { objectKeys.put(object, cosObjectKey); keyObject.put(cosObjectKey, object); } long num = cosObjectKey.getNumber(); if (num > highestNumber) { highestNumber = num; } } setNumber(highestNumber); // xrefTable.clear(); } } catch (IOException e) { e.printStackTrace(); } }
From source file:com.aaasec.sigserv.csspsupport.pdfbox.modifications.CsCOSWriter.java
License:Apache License
/** * This will write the pdf document.// www . j ava 2 s. c om * * @param doc The document to write. * @param idTime The time seed used to generate the id * * @throws COSVisitorException If an error occurs while generating the data. */ public void write(PDDocument doc, long idTime) throws COSVisitorException { document = doc; if (incrementalUpdate) { prepareIncrement(doc); } // if the document says we should remove encryption, then we shouldn't encrypt if (doc.isAllSecurityToBeRemoved()) { this.willEncrypt = false; // also need to get rid of the "Encrypt" in the trailer so readers // don't try to decrypt a document which is not encrypted COSDocument cosDoc = doc.getDocument(); COSDictionary trailer = cosDoc.getTrailer(); trailer.removeItem(COSName.ENCRYPT); } else { SecurityHandler securityHandler = document.getSecurityHandler(); if (securityHandler != null) { try { securityHandler.prepareDocumentForEncryption(document); this.willEncrypt = true; } catch (IOException e) { throw new COSVisitorException(e); } catch (CryptographyException e) { throw new COSVisitorException(e); } } else { this.willEncrypt = false; } } COSDocument cosDoc = document.getDocument(); COSDictionary trailer = cosDoc.getTrailer(); COSArray idArray = (COSArray) trailer.getDictionaryObject(COSName.ID); if (idArray == null || incrementalUpdate) { try { //algorithm says to use time/path/size/values in doc to generate //the id. We don't have path or size, so do the best we can MessageDigest md = MessageDigest.getInstance("MD5"); md.update(Long.toString(idTime).getBytes("ISO-8859-1")); COSDictionary info = (COSDictionary) trailer.getDictionaryObject(COSName.INFO); if (info != null) { Iterator<COSBase> values = info.getValues().iterator(); while (values.hasNext()) { md.update(values.next().toString().getBytes("ISO-8859-1")); } } idArray = new COSArray(); COSString id = new COSString(md.digest()); idArray.add(id); idArray.add(id); trailer.setItem(COSName.ID, idArray); } catch (NoSuchAlgorithmException e) { throw new COSVisitorException(e); } catch (UnsupportedEncodingException e) { throw new COSVisitorException(e); } } cosDoc.accept(this); }
From source file:com.fangxin365.core.utils.PDFMerger.java
License:Apache License
/** * append all pages from source to destination. * // w w w . j av a 2 s . co m * @param destination * the document to receive the pages * @param source * the document originating the new pages * * @throws IOException * If there is an error accessing data from either document. */ public void appendDocument(PDDocument destination, PDDocument source) throws IOException { if (destination.isEncrypted()) { System.out.println("Error: destination PDF is encrypted, can't append encrypted PDF documents."); } if (source.isEncrypted()) { System.out.println("Error: source PDF is encrypted, can't append encrypted PDF documents."); } PDDocumentInformation destInfo = destination.getDocumentInformation(); PDDocumentInformation srcInfo = source.getDocumentInformation(); destInfo.getDictionary().mergeInto(srcInfo.getDictionary()); PDDocumentCatalog destCatalog = destination.getDocumentCatalog(); PDDocumentCatalog srcCatalog = source.getDocumentCatalog(); // use the highest version number for the resulting pdf float destVersion = destination.getDocument().getVersion(); float srcVersion = source.getDocument().getVersion(); if (destVersion < srcVersion) { destination.getDocument().setVersion(srcVersion); } if (destCatalog.getOpenAction() == null) { destCatalog.setOpenAction(srcCatalog.getOpenAction()); } // maybe there are some shared resources for all pages COSDictionary srcPages = (COSDictionary) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES); COSDictionary srcResources = (COSDictionary) srcPages.getDictionaryObject(COSName.RESOURCES); COSDictionary destPages = (COSDictionary) destCatalog.getCOSDictionary().getDictionaryObject(COSName.PAGES); COSDictionary destResources = (COSDictionary) destPages.getDictionaryObject(COSName.RESOURCES); if (srcResources != null) { if (destResources != null) { destResources.mergeInto(srcResources); } else { destPages.setItem(COSName.RESOURCES, srcResources); } } PDFCloneUtility cloner = new PDFCloneUtility(destination); try { PDAcroForm destAcroForm = destCatalog.getAcroForm(); PDAcroForm srcAcroForm = srcCatalog.getAcroForm(); if (destAcroForm == null) { cloner.cloneForNewDocument(srcAcroForm); destCatalog.setAcroForm(srcAcroForm); } else { if (srcAcroForm != null) { mergeAcroForm(cloner, destAcroForm, srcAcroForm); } } } catch (Exception e) { // if we are not ignoring exceptions, we'll re-throw this if (!ignoreAcroFormErrors) { throw (IOException) e; } } COSArray destThreads = (COSArray) destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS); COSArray srcThreads = (COSArray) cloner .cloneForNewDocument(destCatalog.getCOSDictionary().getDictionaryObject(COSName.THREADS)); if (destThreads == null) { destCatalog.getCOSDictionary().setItem(COSName.THREADS, srcThreads); } else { destThreads.addAll(srcThreads); } PDDocumentNameDictionary destNames = destCatalog.getNames(); PDDocumentNameDictionary srcNames = srcCatalog.getNames(); if (srcNames != null) { if (destNames == null) { destCatalog.getCOSDictionary().setItem(COSName.NAMES, cloner.cloneForNewDocument(srcNames)); } else { cloner.cloneMerge(srcNames, destNames); } } PDDocumentOutline destOutline = destCatalog.getDocumentOutline(); PDDocumentOutline srcOutline = srcCatalog.getDocumentOutline(); if (srcOutline != null) { if (destOutline == null) { PDDocumentOutline cloned = new PDDocumentOutline( (COSDictionary) cloner.cloneForNewDocument(srcOutline)); destCatalog.setDocumentOutline(cloned); } else { PDOutlineItem first = srcOutline.getFirstChild(); if (first != null) { PDOutlineItem clonedFirst = new PDOutlineItem( (COSDictionary) cloner.cloneForNewDocument(first)); destOutline.appendChild(clonedFirst); } } } String destPageMode = destCatalog.getPageMode(); String srcPageMode = srcCatalog.getPageMode(); if (destPageMode == null) { destCatalog.setPageMode(srcPageMode); } COSDictionary destLabels = (COSDictionary) destCatalog.getCOSDictionary() .getDictionaryObject(COSName.PAGE_LABELS); COSDictionary srcLabels = (COSDictionary) srcCatalog.getCOSDictionary() .getDictionaryObject(COSName.PAGE_LABELS); if (srcLabels != null) { int destPageCount = destination.getNumberOfPages(); COSArray destNums = null; if (destLabels == null) { destLabels = new COSDictionary(); destNums = new COSArray(); destLabels.setItem(COSName.NUMS, destNums); destCatalog.getCOSDictionary().setItem(COSName.PAGE_LABELS, destLabels); } else { destNums = (COSArray) destLabels.getDictionaryObject(COSName.NUMS); } COSArray srcNums = (COSArray) srcLabels.getDictionaryObject(COSName.NUMS); if (srcNums != null) { for (int i = 0; i < srcNums.size(); i += 2) { COSNumber labelIndex = (COSNumber) srcNums.getObject(i); long labelIndexValue = labelIndex.intValue(); destNums.add(COSInteger.get(labelIndexValue + destPageCount)); destNums.add(cloner.cloneForNewDocument(srcNums.getObject(i + 1))); } } } COSStream destMetadata = (COSStream) destCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA); COSStream srcMetadata = (COSStream) srcCatalog.getCOSDictionary().getDictionaryObject(COSName.METADATA); if (destMetadata == null && srcMetadata != null) { PDStream newStream = new PDStream(destination, srcMetadata.getUnfilteredStream(), false); newStream.getStream().mergeInto(srcMetadata); newStream.addCompression(); destCatalog.getCOSDictionary().setItem(COSName.METADATA, newStream); } // finally append the pages @SuppressWarnings("unchecked") List<PDPage> pages = srcCatalog.getAllPages(); Iterator<PDPage> pageIter = pages.iterator(); while (pageIter.hasNext()) { PDPage page = pageIter.next(); PDPage newPage = new PDPage((COSDictionary) cloner.cloneForNewDocument(page.getCOSDictionary())); newPage.setCropBox(page.findCropBox()); newPage.setMediaBox(page.findMediaBox()); newPage.setRotation(page.findRotation()); destination.addPage(newPage); } }
From source file:com.itdhq.poc.ocrsign.ShowSignature.java
License:Apache License
private void showSignature(String[] args) throws IOException, CertificateException { if (args.length != 2) { usage();/*from w ww . ja va 2s.c o m*/ } else { String password = args[0]; String infile = args[1]; PDDocument document = null; try { document = PDDocument.load(new File(infile)); if (!document.isEncrypted()) { System.err.println("Warning: Document is not encrypted."); } COSDictionary trailer = document.getDocument().getTrailer(); COSDictionary root = (COSDictionary) trailer.getDictionaryObject(COSName.ROOT); COSDictionary acroForm = (COSDictionary) root.getDictionaryObject(COSName.ACRO_FORM); COSArray fields = (COSArray) acroForm.getDictionaryObject(COSName.FIELDS); for (int i = 0; i < fields.size(); i++) { COSDictionary field = (COSDictionary) fields.getObject(i); // FIXME /* COSName type = field.getCOSName( COSName.FT ); if( COSName.SIG.equals( type ) ) { COSDictionary cert = (COSDictionary)field.getDictionaryObject( COSName.V ); if( cert != null ) { System.out.println( "Certificate found" ); System.out.println( "Name=" + cert.getDictionaryObject( COSName.NAME ) ); System.out.println( "Modified=" + cert.getDictionaryObject( COSName.M ) ); COSName subFilter = (COSName)cert.getDictionaryObject( COSName.SUB_FILTER ); if( subFilter != null ) { if( subFilter.getName().equals( "adbe.x509.rsa_sha1" ) ) { COSString certString = (COSString)cert.getDictionaryObject( COSName.getPDFName( "Cert" ) ); byte[] certData = certString.getBytes(); CertificateFactory factory = CertificateFactory.getInstance( "X.509" ); ByteArrayInputStream certStream = new ByteArrayInputStream( certData ); Collection<? extends Certificate> certs = factory.generateCertificates( certStream ); System.out.println( "certs=" + certs ); } else if( subFilter.getName().equals( "adbe.pkcs7.sha1" ) ) { COSString certString = (COSString)cert.getDictionaryObject( COSName.CONTENTS ); byte[] certData = certString.getBytes(); CertificateFactory factory = CertificateFactory.getInstance( "X.509" ); ByteArrayInputStream certStream = new ByteArrayInputStream( certData ); Collection<? extends Certificate> certs = factory.generateCertificates( certStream ); System.out.println( "certs=" + certs ); } else { System.err.println( "Unknown certificate type:" + subFilter ); } } else { throw new IOException( "Missing subfilter for cert dictionary" ); } } else { System.out.println( "Signature found, but no certificate" ); } } */ } } finally { if (document != null) { document.close(); } } } }
From source file:FeatureExtraction.FeatureExtractorPDFStructuralPaths.java
/** * Return true if the PDF is compatible//from w w w . ja v a 2s. co m * * @param filePath pdf file path * @return true if the PDF is compatible */ public boolean IsCompatiblePDF2(String filePath) { File pdfFile = new File(filePath); Map<String, Integer> structuralPaths = new HashMap<>(); HashSet<COSBase> visitedObjects = new HashSet<>(); boolean compatible = true; PDDocument pdf = new PDDocument(); COSDocument pdfDocument = new COSDocument(); String parentPath = ""; String pdfObjectName = "Trailer"; try { pdf = PDDocument.load(pdfFile); pdfDocument = pdf.getDocument(); ExtractPDFStructuralPathsRecursively(pdfDocument.getTrailer().getCOSObject(), pdfObjectName, parentPath, structuralPaths, visitedObjects, 1); } catch (IOException e) { compatible = false; } finally { try { pdf.close(); pdfDocument.close(); } catch (IOException e) { Console.PrintException(String.format("Error closing PDF file: '%s'", filePath), e); } } return compatible; }
From source file:FeatureExtraction.FeatureExtractorPDFStructuralPathsOld.java
/** * Return true if the PDF is compatible//from www . ja v a 2 s.c o m * * @param filePath pdf file path * @return true if the PDF is compatible */ public boolean IsCompatiblePDF2(String filePath) { File pdfFile = new File(filePath); Map<String, Integer> structuralPaths = new HashMap<>(); HashSet<COSBase> visitedObjects = new HashSet<>(); boolean compatible = true; PDDocument pdf = new PDDocument(); COSDocument pdfDocument = new COSDocument(); try { pdf = PDDocument.load(pdfFile); pdfDocument = pdf.getDocument(); ExtractPDFStructuralPathsRecursively(pdfDocument.getTrailer().getCOSObject(), "Trailer", "", structuralPaths, visitedObjects); } catch (IOException e) { compatible = false; } finally { try { pdf.close(); pdfDocument.close(); } catch (IOException e) { Console.PrintException(String.format("Error closing PDF file: '%s'", filePath), e); } } return compatible; }