From 840d6a4b71e5c8c0273be231a85306be26356933 Mon Sep 17 00:00:00 2001 From: tknall Date: Wed, 2 Dec 2009 18:10:49 +0000 Subject: Two demos added, showing extraction of non-textual objects during signature and verification git-svn-id: https://joinup.ec.europa.eu/svn/pdf-as/trunk@484 7b5415b0-85f9-ee4d-85bd-d5d0c3b42d1c --- src/main/java/demo/SignatureCreationDemo.java | 87 +++++++++++++++++++++++++++ 1 file changed, 87 insertions(+) create mode 100644 src/main/java/demo/SignatureCreationDemo.java (limited to 'src/main/java/demo/SignatureCreationDemo.java') diff --git a/src/main/java/demo/SignatureCreationDemo.java b/src/main/java/demo/SignatureCreationDemo.java new file mode 100644 index 0000000..c43b45e --- /dev/null +++ b/src/main/java/demo/SignatureCreationDemo.java @@ -0,0 +1,87 @@ +package demo; + +import java.io.File; +import java.io.IOException; +import java.util.Iterator; + +import at.gv.egiz.pdfas.PdfAsFactory; +import at.gv.egiz.pdfas.api.PdfAs; +import at.gv.egiz.pdfas.api.analyze.NonTextObjectInfo; +import at.gv.egiz.pdfas.api.commons.Constants; +import at.gv.egiz.pdfas.api.exceptions.PdfAsException; +import at.gv.egiz.pdfas.api.io.DataSource; +import at.gv.egiz.pdfas.api.sign.SignParameters; +import at.gv.egiz.pdfas.api.sign.SignResult; +import at.gv.egiz.pdfas.io.FileBasedDataSink; +import at.gv.egiz.pdfas.io.FileBasedDataSource; + +public class SignatureCreationDemo { + + /** + * Disable instantiation. + */ + private SignatureCreationDemo() { + } + + /** + * Starts a demo that signs a document. + * + * @param args + * The parameter(s). + */ + public static void main(String[] args) { + + if (args == null || args.length == 0) { + System.err.println("Please provide path of file to be signed."); + System.exit(1); + } + + File configdir = new File("./work"); + File unsignedFile = new File(args[0]); + File signedFile = new File(args[0] + "_signed.pdf"); + + try { + + // instantiate api + PdfAs pdfasAPI = PdfAsFactory.createPdfAs(configdir); + + // set source + DataSource dataSource = new FileBasedDataSource(unsignedFile, "application/pdf"); + + // set output + FileBasedDataSink dataSink = new FileBasedDataSink(signedFile); + + // configure signature + SignParameters signParameters = new SignParameters(); + signParameters.setDocument(dataSource); + signParameters.setOutput(dataSink); + signParameters.setSignatureType(Constants.SIGNATURE_TYPE_BINARY); + signParameters.setSignatureDevice(Constants.SIGNATURE_DEVICE_MOA); + signParameters.setSignatureProfileId("SIGNATURBLOCK_DE"); + signParameters.setSignaturePositioning(null); + + // sign + System.out.println("Signing..."); + SignResult signResult = pdfasAPI.sign(signParameters); + System.out.println("Successfully signed."); + + // check if non textual elements have been detected + if (signResult.hasNonTextualObjects()) { + System.out.println("\nWARNING: Non textual objects detected."); + Iterator noit = signResult.getNonTextualObjects().iterator(); + while (noit.hasNext()) { + NonTextObjectInfo info = (NonTextObjectInfo) noit.next(); + System.out.println(" -> " + info.toString()); + } + System.out.println(); + } + + } catch (PdfAsException e) { + e.printStackTrace(); + } catch (IOException e) { + e.printStackTrace(); + } + + } + +} -- cgit v1.2.3