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jmarxuachjmarxuach
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‎.classpath‎

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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.8">
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<accessrules>
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<accessrule kind="accessible" pattern="sun/security/**"/>
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</accessrules>
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</classpathentry>
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<classpathentry kind="lib" path="lib/itext-1.4.jar"/>
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<classpathentry kind="lib" path="lib/commons-io-2.6.jar"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>

‎manifest.txt‎

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Manifest-Version: 1.0
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Main-Class: BatchPDFSign
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Class-Path: itext-1.4.jar commons-io-2.6.jar
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Created-By: Josep Marxuach

‎src/BatchPDFSign.java‎

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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.security.KeyStore;
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import java.security.KeyStoreException;
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import java.security.NoSuchAlgorithmException;
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import java.security.PrivateKey;
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import java.security.UnrecoverableKeyException;
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import java.util.NoSuchElementException;
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import java.security.cert.Certificate;
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import java.security.cert.CertificateException;
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import com.lowagie.text.pdf.PdfReader;
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import com.lowagie.text.pdf.PdfSignatureAppearance;
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import com.lowagie.text.pdf.PdfStamper;
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import org.apache.commons.io.*;
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public class BatchPDFSign {
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private static PrivateKey privateKey;
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private static Certificate[] certificateChain;
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private static String PRODUCTNAME = "BatchPDFSign";
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private static String VERSION = "version 1.0";
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private static String JAR_FILENAME = "JPdfSign.jar";
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public static void main(String[] args) {
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if (args.length < 3)
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showUsage();
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try {
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boolean flgRename = true;
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String pkcs12FileName = args[0].trim();
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String PkcsPassword = args[1];
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String pdfInputFileName = args[2];
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String pdfOutputFileName = pdfInputFileName + "_signed.pdf";
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if (args.length == 4) {
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pdfOutputFileName = args[3];
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flgRename = false;
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}
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// PDF input file
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File InputFile = new File(pdfInputFileName);
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// Check PDF input file
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if (!InputFile.exists() || InputFile.isDirectory()) {
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System.out.println("");
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System.out.println("PDf file not found !");
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showUsage();
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}
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readPrivateKeyFromPKCS12(pkcs12FileName, PkcsPassword);
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PdfReader reader = null;
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try {
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reader = new PdfReader(pdfInputFileName);
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} catch (IOException e) {
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System.err.println(
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"An unknown error accoured while opening the input PDF file: \"" + pdfInputFileName + "\"");
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e.printStackTrace();
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System.exit(-1);
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}
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FileOutputStream fout = null;
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try {
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fout = new FileOutputStream(pdfOutputFileName);
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} catch (FileNotFoundException e) {
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System.err.println(
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"An unknown error accoured while opening the output PDF file: \"" + pdfOutputFileName + "\"");
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e.printStackTrace();
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System.exit(-1);
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}
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PdfStamper stp = null;
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try {
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stp = PdfStamper.createSignature(reader, fout, '\0');
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PdfSignatureAppearance sap = stp.getSignatureAppearance();
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sap.setCrypto(privateKey, certificateChain, null, PdfSignatureAppearance.WINCER_SIGNED);
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stp.close();
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} catch (Exception e) {
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System.err.println("An unknown error accoured while signing the PDF file:");
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e.printStackTrace();
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System.exit(-1);
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}
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InputFile.delete();
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// Renaming signed PDF file
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if (flgRename) {
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try {
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FileUtils.moveFile(
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FileUtils.getFile(pdfOutputFileName),
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FileUtils.getFile(pdfInputFileName));
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} catch (IOException e) {
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// TODO Auto-generated catch block
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System.err.println("Error renaming output file from " + pdfOutputFileName + " to " + pdfInputFileName );
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e.printStackTrace();
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}
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}
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} catch (KeyStoreException kse) {
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System.err.println("An unknown error accoured while initializing the KeyStore instance:");
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kse.printStackTrace();
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System.exit(-1);
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}
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}
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/**
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* Reads private Key
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* @param pkcs12FileName
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* @throws KeyStoreException
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*/
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protected static void readPrivateKeyFromPKCS12(String pkcs12FileName, String pkcs12Password) throws KeyStoreException {
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KeyStore ks = null;
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try {
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ks = KeyStore.getInstance("pkcs12");
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ks.load(new FileInputStream(pkcs12FileName), pkcs12Password.toCharArray());
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} catch (NoSuchAlgorithmException e) {
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System.err.println("An unknown error accoured while reading the PKCS#12 file (Password could be wrong):");
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e.printStackTrace();
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System.exit(-1);
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} catch (CertificateException e) {
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System.err.println("An unknown error accoured while reading the PKCS#12 file:");
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e.printStackTrace();
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System.exit(-1);
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} catch (FileNotFoundException e) {
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System.err.println("Unable to open the PKCS#12 keystore file \"" + pkcs12FileName + "\":");
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System.err.println("The file does not exists or missing read permission.");
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System.exit(-1);
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} catch (IOException e) {
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System.err.println("An unknown error accoured while reading the PKCS#12 file: IOException");
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e.printStackTrace();
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System.exit(-1);
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}
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String alias = "";
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try {
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alias = (String) ks.aliases().nextElement();
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privateKey = (PrivateKey) ks.getKey(alias, pkcs12Password.toCharArray());
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} catch (NoSuchElementException e) {
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System.err.println("An unknown error accoured while retrieving the private key:");
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System.err.println("The selected PKCS#12 file does not contain any private keys.");
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e.printStackTrace();
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System.exit(-1);
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} catch (NoSuchAlgorithmException e) {
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System.err.println("An unknown error accoured while retrieving the private key:");
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e.printStackTrace();
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System.exit(-1);
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} catch (UnrecoverableKeyException e) {
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System.err.println("An unknown error accoured while retrieving the private key:");
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e.printStackTrace();
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System.exit(-1);
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}
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certificateChain = ks.getCertificateChain(alias);
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}
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/**
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* Message shown when error in parameters
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*/
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public static void showUsage() {
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System.out.println("jPdfSign v" + VERSION + " \n");
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System.out.println(PRODUCTNAME + " usage:");
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System.out.println("\nFor using a PKCS#12 (.p12) file as signature certificate and private key source:");
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System.out.print("\tjava -jar " + JAR_FILENAME);
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System.out.println(" <pkcs12FileName> <pkcsPassword> <pdfInputFileName> <pdfOutputFileName>");
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System.out.println("\n<pdfOutputFileName> is optional");
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System.exit(0);
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}
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}

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