/*
* 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.test.encryption;
import java.security.cert.X509Certificate;
import java.security.PublicKey;
import javax.crypto.SecretKey;
import javax.crypto.SecretKeyFactory;
import javax.crypto.spec.DESedeKeySpec;
import org.apache.xml.security.keys.content.KeyName;
import org.apache.xml.security.keys.keyresolver.KeyResolverException;
import org.apache.xml.security.keys.keyresolver.KeyResolverSpi;
import org.apache.xml.security.keys.storage.StorageResolver;
import org.apache.xml.security.utils.Constants;
import org.apache.xml.security.utils.XMLUtils;
import org.w3c.dom.Element;
/**
* Test resolver - simply maps a key name to the appropriate key
*
* @author Berin Lautenbach
*/
public class BobKeyResolver extends KeyResolverSpi {
/** {@link org.apache.commons.logging} logging facility */
static org.apache.commons.logging.Log log =
org.apache.commons.logging.LogFactory.getLog(BobKeyResolver.class.getName());
KeyName _kn = null;
/**
* Method engineCanResolve
*
* @param element
* @param BaseURI
* @param storage
*
*/
public boolean engineCanResolve(Element element, String BaseURI,
StorageResolver storage) {
log.debug("Can I resolve " + element.getTagName());
if (element == null) {
return false;
}
boolean isKeyName = XMLUtils.elementIsInSignatureSpace(element,
Constants._TAG_KEYNAME);
try {
if (isKeyName) {
_kn = new KeyName(element, "");
if (_kn.getKeyName().equals("bob")) {
return true;
}
}
}
catch (Exception e) {
// Do nothing
}
return false;
}
/**
* Method engineResolvePublicKey
*
* @param element
* @param BaseURI
* @param storage
* @return null if no {@link PublicKey} could be obtained
* @throws KeyResolverException
*/
public PublicKey engineResolvePublicKey(
Element element, String BaseURI, StorageResolver storage)
throws KeyResolverException {
return null;
}
/**
* Method engineResolveX509Certificate
*
* @param element
* @param BaseURI
* @param storage
*
* @throws KeyResolverException
*/
public X509Certificate engineResolveX509Certificate(
Element element, String BaseURI, StorageResolver storage)
throws KeyResolverException {
return null;
}
/**
* Method engineResolveSecretKey
*
* @param element
* @param BaseURI
* @param storage
*
* @throws KeyResolverException
*/
public javax.crypto.SecretKey engineResolveSecretKey(
Element element, String BaseURI, StorageResolver storage)
throws KeyResolverException {
if (engineCanResolve(element, BaseURI, storage)) {
try {
DESedeKeySpec keySpec = new DESedeKeySpec(
"abcdefghijklmnopqrstuvwx".getBytes("ASCII"));
SecretKeyFactory keyFactory =
SecretKeyFactory.getInstance("DESede");
SecretKey key = keyFactory.generateSecret(keySpec);
return key;
}
catch (Exception e) {
throw new KeyResolverException("Something badly wrong in creation of bob's key");
}
}
return null;
}
}