Example usage for com.lowagie.text.pdf PdfSignatureAppearance setReason

Introduction

In this page you can find the example usage for com.lowagie.text.pdf PdfSignatureAppearance setReason.

Prototype

public void setReason(String reason) 

Source Link

Document

Sets the signing reason.

Usage

From source file:sos.util.security.SOSPDFSignatur.java

License:Apache License

/**
 * PDF Signatur erzeugen/*  w  w  w  .j a  va 2 s  . c  o  m*/
 * 
 * @param privateKey      Private Key
 * @param chain            Certificate Chain
 * @param originalPdfName   Original PDF Datei zur Signierung
 * @param outputPdfName      Output (signierte) PDF Datei
 * @throws Exception
 */
public static void createSignatur(PrivateKey privateKey, Certificate[] chain, String originalPdfName,
        String outputPdfName) throws Exception {

    PdfReader reader = new PdfReader(originalPdfName);
    FileOutputStream fout = new FileOutputStream(outputPdfName);

    //createSignature(PdfReader reader, OutputStream os, char pdfVersion)
    //pdfVersion - the new pdf version or '\0' to keep the same version as
    // the original document

    PdfStamper stp = PdfStamper.createSignature(reader, fout, '\0');
    PdfSignatureAppearance sap = stp.getSignatureAppearance();

    //setCrypto(PrivateKey privKey, Certificate[] certChain, CRL[] crlList, PdfName filter) 
    // CRL - certificate revocation lists (CRLs) that have different formats but important common uses.
    //       For example, all CRLs share the functionality of listing revoked certificates, and can be queried on whether or not they list a given certificate.
    // PdfName
    // SELF_SIGNED       -    The self signed filter
    // VERISIGN_SIGNED  -    The VeriSign filter
    // WINCER_SIGNED    -    The Windows Certificate Security
    sap.setCrypto(privateKey, chain, null, PdfSignatureAppearance.SELF_SIGNED);
    //sap.setCrypto(privateKey, chain, null,PdfSignatureAppearance.WINCER_SIGNED);

    sap.setReason(SOSPDFSignatur.reason);
    sap.setContact(SOSPDFSignatur.contact);
    sap.setLocation(SOSPDFSignatur.location);

    //GregorianCalendar cal = new GregorianCalendar();
    //sap.setSignDate(cal);

    //             comment next line to have an invisible signature
    //setVisibleSignature(Rectangle pageRect, int page, String fieldName)

    //sap.setVisibleSignature(new Rectangle(100, 100, 200, 200), 1, null);
    //sap.setVisibleSignature(new Rectangle(100,100,200, 200), 1, null);

    if (SOSPDFSignatur.visible) {// todo
        //sap.setVisibleSignature(new Rectangle(200, 200, 400, 400), 1, null);
    }

    stp.close();

}

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