/**
*
* In prepareSign, the document text is extracted and normalized. *
** In finishSign, the signed SignatureObject is transformed into a Signature * block, which is then written as an Incremental Update. *
* * @deprecated moved to new-framework * * @author wprinz */ public class TextualSignator_1_0_0 implements Signator { /** * The Pdf-AS ID of this Signator. */ public static final PdfASID MY_ID = new PdfASID(SignatorFactory.VENDOR, SignatorFactory.TYPE_TEXTUAL, SignatorFactory.VERSION_1_0_0); /** * @see at.knowcenter.wag.egov.egiz.framework.Signator#getMyId() */ public PdfASID getMyId() { return MY_ID; } /** * Default constructor. */ public TextualSignator_1_0_0() { // Default constructor. } /** ** The parameter has_SIG_ID is not used by this Signator because it doesn't * pre-format the signature block. *
* * @see at.knowcenter.wag.egov.egiz.framework.Signator#prepareSign(byte[], * String, TablePos, boolean) */ public IncrementalUpdateInformation prepareSign(PdfDataSource pdf, String signature_type, TablePos pos, boolean has_SIG_ID) throws PresentableException { IncrementalUpdateInformation iui = new IncrementalUpdateInformation(); iui.original_document = pdf; iui.signature_type = signature_type; iui.pos = pos; String document_text = PdfAS.extractNormalizedTextTextual(pdf); iui.nonTextObjectInfos = PdfAS.extractNonTextualObjects(pdf); // logger_.debug("signed_text = " + document_text); DataSource ds = new TextDataSourceImpl(document_text); iui.signature_data = new SignatureDataImpl(ds, "text/plain", "UTF-8"); return iui; } /** * @see at.knowcenter.wag.egov.egiz.framework.Signator#finishSign(at.knowcenter.wag.egov.egiz.pdf.IncrementalUpdateInformation) */ public SignResult finishSign(IncrementalUpdateInformation iui) throws PresentableException { // PdfAS.prefixID(iui.signed_signature_object, PdfAS.TEXT_ID); iui.signed_signature_object.kz = getMyId().toString(); SignatureObject so = SignatureObjectHelper.convertSignSignatureObjectToSignatureObject(iui.signed_signature_object, iui.signature_type); PdfPTable pdf_table = PdfAS.createPdfPTableFromSignatureObject(so); PositioningInstruction pi = PdfAS.determineTablePositioning(iui.pos, iui.signature_type, iui.original_document, pdf_table); IncrementalUpdateInformation signed_iui = IncrementalUpdateHelper.writeIncrementalUpdate(iui.original_document, pdf_table, iui.signature_type, pi, null, null, null); SignResult sign_result = new SignResult(PdfAS.PDF_MIME_TYPE, signed_iui.signed_pdf); return sign_result; } }