Java tutorial
/* * Copyright 1999-2004 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * */ package org.apache.xml.security.samples.signature; import java.io.ByteArrayInputStream; import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.security.KeyStore; import java.security.PrivateKey; import java.security.cert.X509Certificate; import org.apache.xml.security.keys.content.RetrievalMethod; import org.apache.xml.security.keys.content.X509Data; import org.apache.xml.security.keys.content.x509.XMLX509Certificate; import org.apache.xml.security.keys.content.x509.XMLX509IssuerSerial; import org.apache.xml.security.keys.content.x509.XMLX509SubjectName; import org.apache.xml.security.samples.utils.resolver.OfflineResolver; import org.apache.xml.security.signature.Manifest; import org.apache.xml.security.signature.ObjectContainer; import org.apache.xml.security.signature.Reference; import org.apache.xml.security.signature.SignatureProperties; import org.apache.xml.security.signature.SignatureProperty; import org.apache.xml.security.signature.SignedInfo; import org.apache.xml.security.signature.XMLSignature; import org.apache.xml.security.transforms.Transforms; import org.apache.xml.security.transforms.params.XPathContainer; import org.apache.xml.security.utils.Constants; import org.apache.xml.security.utils.IdResolver; import org.apache.xml.security.utils.JavaUtils; import org.apache.xml.security.utils.XMLUtils; import org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.Node; /** * * @author $Author: mullan $ */ public class CreateMerlinsExampleSixteen { /** {@link org.apache.commons.logging} logging facility */ static org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory .getLog(CreateMerlinsExampleSixteen.class.getName()); /** * Method main * * @param unused * @throws Exception */ public static void main(String unused[]) throws Exception { Constants.setSignatureSpecNSprefix("ds"); //J- String keystoreType = "JKS"; String keystoreFile = "data/org/apache/xml/security/samples/input/keystore.jks"; String keystorePass = "xmlsecurity"; String privateKeyAlias = "test"; String privateKeyPass = "xmlsecurity"; String certificateAlias = "test"; File signatureFile = new File("merlinsSixteenRecreatedNoRetrievalMethod.xml"); //J+ KeyStore ks = KeyStore.getInstance(keystoreType); FileInputStream fis = new FileInputStream(keystoreFile); ks.load(fis, keystorePass.toCharArray()); PrivateKey privateKey = (PrivateKey) ks.getKey(privateKeyAlias, privateKeyPass.toCharArray()); if (privateKey == null) { throw new RuntimeException("Private key is null"); } X509Certificate cert = (X509Certificate) ks.getCertificate(certificateAlias); javax.xml.parsers.DocumentBuilderFactory dbf = javax.xml.parsers.DocumentBuilderFactory.newInstance(); dbf.setNamespaceAware(true); javax.xml.parsers.DocumentBuilder db = dbf.newDocumentBuilder(); org.w3c.dom.Document doc = db.newDocument(); ////////////////////////////////////////////////// Element envelope = doc.createElementNS("http://www.usps.gov/", "Envelope"); envelope.setAttributeNS(Constants.NamespaceSpecNS, "xmlns", "http://www.usps.gov/"); envelope.setAttributeNS(Constants.NamespaceSpecNS, "xmlns:foo", "http://www.usps.gov/foo"); envelope.appendChild(doc.createTextNode("\n")); doc.appendChild(doc.createComment(" Preamble ")); doc.appendChild(envelope); doc.appendChild(doc.createComment(" Postamble ")); Element dearSir = doc.createElementNS("http://www.usps.gov/", "DearSir"); dearSir.appendChild(doc.createTextNode("foo")); envelope.appendChild(dearSir); envelope.appendChild(doc.createTextNode("\n")); Element body = doc.createElementNS("http://www.usps.gov/", "Body"); body.appendChild(doc.createTextNode("bar")); envelope.appendChild(body); envelope.appendChild(doc.createTextNode("\n")); Element YoursSincerely = doc.createElementNS("http://www.usps.gov/", "YoursSincerely"); YoursSincerely.appendChild(doc.createTextNode("\n")); envelope.appendChild(YoursSincerely); Element PostScript = doc.createElementNS("http://www.usps.gov/", "PostScript"); PostScript.appendChild(doc.createTextNode("bar")); envelope.appendChild(PostScript); Element Notaries = doc.createElementNS(null, "Notaries"); Notaries.setAttributeNS(Constants.NamespaceSpecNS, "xmlns", ""); Notaries.setAttributeNS(null, "Id", "notaries"); IdResolver.registerElementById(Notaries, "Id"); { Element Notary = doc.createElementNS(null, "Notary"); Notary.setAttributeNS(null, "name", "Great, A. T."); Notaries.appendChild(Notary); } { Element Notary = doc.createElementNS(null, "Notary"); Notary.setAttributeNS(null, "name", "Hun, A. T."); Notaries.appendChild(Notary); } envelope.appendChild(Notaries); envelope.appendChild(doc.createComment(" Commentary ")); ////////////////////////////////////////////////// String BaseURI = signatureFile.toURL().toString(); XMLSignature sig = new XMLSignature(doc, BaseURI, XMLSignature.ALGO_ID_SIGNATURE_DSA); YoursSincerely.appendChild(sig.getElement()); sig.setId("signature"); /* * Add the Objects */ // object-1 { ObjectContainer object1 = new ObjectContainer(doc); object1.setId("object-1"); object1.setMimeType("text/plain"); object1.appendChild(doc.createTextNode("I am the text.")); sig.appendObject(object1); } // object-2 { ObjectContainer object2 = new ObjectContainer(doc); object2.setId("object-2"); object2.setMimeType("text/plain"); object2.setEncoding("http://www.w3.org/2000/09/xmldsig#base64"); object2.appendChild(doc.createTextNode("SSBhbSB0aGUgdGV4dC4=")); sig.appendObject(object2); } // object-3 { ObjectContainer object = new ObjectContainer(doc); object.setId("object-3"); Element nonc = doc.createElementNS(null, "NonCommentandus"); nonc.setAttributeNS(Constants.NamespaceSpecNS, "xmlns", ""); nonc.appendChild(doc.createComment(" Commentandum ")); object.appendChild(doc.createTextNode("\n ")); object.appendChild(nonc); object.appendChild(doc.createTextNode("\n ")); sig.appendObject(object); } // object number 4 { ObjectContainer object = new ObjectContainer(doc); object.appendChild(createObject4(sig)); sig.appendObject(object); } // object number 4 { ObjectContainer object = new ObjectContainer(doc); SignatureProperties sps = new SignatureProperties(doc); sps.setId("signature-properties-1"); SignatureProperty sp = new SignatureProperty(doc, "#signature"); Element signedAdress = doc.createElementNS("urn:demo", "SignedAddress"); signedAdress.setAttributeNS(Constants.NamespaceSpecNS, "xmlns", "urn:demo"); Element IP = doc.createElementNS("urn:demo", "IP"); IP.appendChild(doc.createTextNode("192.168.21.138")); signedAdress.appendChild(IP); sp.appendChild(signedAdress); sps.addSignatureProperty(sp); object.appendChild(sps.getElement()); sig.appendObject(object); } { ObjectContainer object = new ObjectContainer(doc); object.setId("object-4"); X509Data x509data = new X509Data(doc); x509data.add(new XMLX509SubjectName(doc, cert)); x509data.add(new XMLX509IssuerSerial(doc, cert)); x509data.add(new XMLX509Certificate(doc, cert)); object.appendChild(x509data.getElement()); sig.appendObject(object); } /* * Add References */ sig.getSignedInfo() .addResourceResolver(new org.apache.xml.security.samples.utils.resolver.OfflineResolver()); sig.addDocument("http://www.w3.org/TR/xml-stylesheet"); { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_BASE64_DECODE); sig.addDocument("http://xmldsig.pothole.com/xml-stylesheet.txt", transforms, Constants.ALGO_ID_DIGEST_SHA1); } { Transforms transforms = new Transforms(doc); XPathContainer xpathC = new XPathContainer(doc); xpathC.setXPath("self::text()"); transforms.addTransform(Transforms.TRANSFORM_XPATH, xpathC.getElementPlusReturns()); sig.addDocument("#object-1", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } /* { Transforms transforms = new Transforms(doc); XPathContainer xpathC = new XPathContainer(doc); //J- xpathC.setXPathNamespaceContext("ds", Constants.SignatureSpecNS); xpathC.setXPath("\n" + " ancestor-or-self::ds:SignedInfo " + "\n" + " and " + "\n" + " count(ancestor-or-self::ds:Reference | " + "\n" + " here()/ancestor::ds:Reference[1]) > " + "\n" + " count(ancestor-or-self::ds:Reference) " + "\n" + " or " + "\n" + " count(ancestor-or-self::node() | " + "\n" + " id('notaries')) = " + "\n" + " count(ancestor-or-self::node()) " + "\n"); //J+ transforms.addTransform(Transforms.TRANSFORM_XPATH, xpathC.getElementPlusReturns()); sig.addDocument("", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } */ { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_BASE64_DECODE); sig.addDocument("#object-2", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } sig.addDocument("#manifest-1", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Manifest"); sig.addDocument("#signature-properties-1", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#SignatureProperties"); { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE); sig.addDocument("", transforms, Constants.ALGO_ID_DIGEST_SHA1); } { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE); transforms.addTransform(Transforms.TRANSFORM_C14N_WITH_COMMENTS); sig.addDocument("", transforms, Constants.ALGO_ID_DIGEST_SHA1); } { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE); sig.addDocument("#xpointer(/)", transforms, Constants.ALGO_ID_DIGEST_SHA1); } { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_ENVELOPED_SIGNATURE); transforms.addTransform(Transforms.TRANSFORM_C14N_WITH_COMMENTS); sig.addDocument("#xpointer(/)", transforms, Constants.ALGO_ID_DIGEST_SHA1); } { sig.addDocument("#object-3", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_C14N_WITH_COMMENTS); sig.addDocument("#object-3", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } { sig.addDocument("#xpointer(id('object-3'))", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } { Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_C14N_WITH_COMMENTS); sig.addDocument("#xpointer(id('object-3'))", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Object"); } { sig.addDocument("#manifest-reference-1", null, Constants.ALGO_ID_DIGEST_SHA1, "reference-1", "http://www.w3.org/2000/09/xmldsig#Reference"); } { sig.addDocument("#reference-1", null, Constants.ALGO_ID_DIGEST_SHA1, "reference-2", "http://www.w3.org/2000/09/xmldsig#Reference"); } { sig.addDocument("#reference-2", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Reference"); } /* * Add KeyInfo and sign() */ { Transforms retrievalTransforms = new Transforms(doc); XPathContainer xpathC = new XPathContainer(doc); xpathC.setXPathNamespaceContext("ds", Constants.SignatureSpecNS); xpathC.setXPath("ancestor-or-self::ds:X509Data"); retrievalTransforms.addTransform(Transforms.TRANSFORM_XPATH, xpathC.getElement()); sig.getKeyInfo().add(new RetrievalMethod(doc, "#object-4", retrievalTransforms, "http://www.w3.org/2000/09/xmldsig#X509Data")); /* X509Data x509data = new X509Data(doc); x509data.add(new XMLX509SubjectName(doc, cert)); x509data.add(new XMLX509IssuerSerial(doc, cert)); x509data.add(new XMLX509Certificate(doc, cert)); sig.getKeyInfo().add(x509data); */ System.out.println("Start signing"); sig.sign(privateKey); System.out.println("Finished signing"); } FileOutputStream f = new FileOutputStream(signatureFile); XMLUtils.outputDOMc14nWithComments(doc, f); f.close(); System.out.println("Wrote signature to " + BaseURI); SignedInfo s = sig.getSignedInfo(); for (int i = 0; i < s.getLength(); i++) { Reference r = s.item(i); String fn = "merlin16_" + i + ".html"; System.out.println("Wrote Reference " + i + " to file " + fn); JavaUtils.writeBytesToFilename(fn, r.getHTMLRepresentation().getBytes()); } /* for (int i=0; i<s.getSignedContentLength(); i++) { if (s.item(i).getType().equals(Reference.MANIFEST_URI)) { System.out.println("################ Signed Manifest " + i + " ################"); } else { System.out.println("################ Signed Resource " + i + " ################"); } System.out.println(new String(s.getSignedContentItem(i))); System.out.println(); } */ } /** * Method createObject4 * * @param sig * * @throws Exception */ public static Element createObject4(XMLSignature sig) throws Exception { Document doc = sig.getElement().getOwnerDocument(); String BaseURI = sig.getBaseURI(); Manifest manifest = new Manifest(doc); manifest.addResourceResolver(new OfflineResolver()); manifest.setId("manifest-1"); manifest.addDocument(BaseURI, "http://www.w3.org/TR/xml-stylesheet", null, Constants.ALGO_ID_DIGEST_SHA1, "manifest-reference-1", null); manifest.addDocument(BaseURI, "#reference-1", null, Constants.ALGO_ID_DIGEST_SHA1, null, "http://www.w3.org/2000/09/xmldsig#Reference"); //J- String xslt = "" + "<xsl:stylesheet xmlns:xsl='http://www.w3.org/1999/XSL/Transform'\n" + " xmlns='http://www.w3.org/TR/xhtml1/strict' \n" + " exclude-result-prefixes='foo' \n" + " version='1.0'>\n" + " <xsl:output encoding='UTF-8' \n" + " indent='no' \n" + " method='xml' />\n" + " <xsl:template match='/'>\n" + " <html>\n" + " <head>\n" + " <title>Notaries</title>\n" + " </head>\n" + " <body>\n" + " <table>\n" + " <xsl:for-each select='Notaries/Notary'>\n" + " <tr>\n" + " <th>\n" + " <xsl:value-of select='@name' />\n" + " </th>\n" + " </tr>\n" + " </xsl:for-each>\n" + " </table>\n" + " </body>\n" + " </html>\n" + " </xsl:template>\n" + "</xsl:stylesheet>\n"; //J+ javax.xml.parsers.DocumentBuilderFactory dbf = javax.xml.parsers.DocumentBuilderFactory.newInstance(); dbf.setNamespaceAware(true); javax.xml.parsers.DocumentBuilder db = dbf.newDocumentBuilder(); org.w3c.dom.Document docxslt = db.parse(new ByteArrayInputStream(xslt.getBytes())); Node xslElem = docxslt.getDocumentElement(); Node xslElemImported = doc.importNode(xslElem, true); Transforms transforms = new Transforms(doc); transforms.addTransform(Transforms.TRANSFORM_XSLT, (Element) xslElemImported); manifest.addDocument(BaseURI, "#notaries", transforms, Constants.ALGO_ID_DIGEST_SHA1, null, null); return manifest.getElement(); } static { org.apache.xml.security.Init.init(); } }