/*
* 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.File;
import java.security.PublicKey;
import java.security.cert.X509Certificate;
import org.apache.xml.security.keys.KeyInfo;
import org.apache.xml.security.keys.storage.StorageResolver;
import org.apache.xml.security.samples.utils.resolver.OfflineResolver;
import org.apache.xml.security.signature.XMLSignature;
import org.apache.xml.security.utils.Constants;
import org.apache.xml.security.utils.XMLUtils;
import org.apache.xpath.XPathAPI;
import org.w3c.dom.Element;
/**
* Class TestSignature
*
* @author $Author: blautenb $
* @version $Revision: 1.5 $
*/
public class TestSignature {
/**
* Method main
*
* @param unused
*/
public static void main(String unused[]) {
javax.xml.parsers.DocumentBuilderFactory dbf =
javax.xml.parsers.DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
//J-
String merlinsDir =
"data/ie/baltimore/merlin-examples/merlin-xmldsig-eighteen/";
String ourDir =
"data/org/apache/xml/security/temp/key/";
String filenames[] = { merlinsDir +
/* 0 */ "signature-keyname.xml",
merlinsDir +
/* 1 */ "signature-retrievalmethod-rawx509crt.xml",
merlinsDir +
/* 2 */ "signature-x509-crt-crl.xml",
merlinsDir +
/* 3 */ "signature-x509-crt.xml",
merlinsDir +
/* 4 */ "signature-x509-is.xml",
merlinsDir +
/* 5 */ "signature-x509-ski.xml",
merlinsDir +
/* 6 */ "signature-x509-sn.xml",
ourDir +
/* 7 */ "signature-retrievalmethod-x509data.xml"
};
//J+
int start = 0;
int end = filenames.length;
// int end = filenames.length;
for (int file_to_verify = start; file_to_verify < end; file_to_verify++) {
try {
String filename = filenames[file_to_verify];
File f = new File(filename);
System.out.println("");
System.out.println(
"#########################################################");
System.out.println("Try to verify " + f.toURL().toString());
javax.xml.parsers.DocumentBuilder db = dbf.newDocumentBuilder();
org.w3c.dom.Document doc =
db.parse(new java.io.FileInputStream(filename));
//create a namespace context for use in the XPath expression below
Element nscontext = XMLUtils.createDSctx(doc, "ds",
Constants.SignatureSpecNS);
//retrieve the signature Element from the document
Element sigElement = (Element) XPathAPI.selectSingleNode(doc,
"//ds:Signature[1]", nscontext);
//Creates a XMLSignature from the element and uses the filename as
//the baseURI. That URI is prepended to all relative URIs.
XMLSignature signature =
new XMLSignature(sigElement,
(new File(filename)).toURL().toString());
signature.addResourceResolver(new OfflineResolver());
//Get the KeyInfo object, which might contain some clues as to what
//key was used to create the signature. It might also contain the
//full cert.
KeyInfo ki = signature.getKeyInfo();
ki.addStorageResolver(new StorageResolver(new org.apache.xml
.security.keys.storage.implementations
.CertsInFilesystemDirectoryResolver(merlinsDir + "certs")));
if (ki != null) {
//First try to see if it is an X509Cert
X509Certificate cert =
signature.getKeyInfo().getX509Certificate();
if (cert != null) {
//check if the signature is valid using the cert
System.out.println("Check: "
+ signature.checkSignatureValue(cert));
} else {
//Maybe it's a public key
PublicKey pk = signature.getKeyInfo().getPublicKey();
if (pk != null) {
//check if the signature is valid using the public key
System.out.println("Check: "
+ signature.checkSignatureValue(pk));
} else {
//No X509Cert or PublicKey could be found.
System.out
.println("Could not find Certificate or PublicKey");
}
}
} else {
//If the signature did not contain any KeyInfo element
System.out.println("Could not find ds:KeyInfo");
}
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
}