| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.keys.keyresolver.implementations; |
| |
| import java.security.PrivateKey; |
| import java.security.PublicKey; |
| import java.security.cert.X509Certificate; |
| |
| import javax.crypto.SecretKey; |
| |
| import org.apache.xml.security.exceptions.XMLSecurityException; |
| import org.apache.xml.security.keys.content.DEREncodedKeyValue; |
| 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; |
| |
| /** |
| * KeyResolverSpi implementation which resolves public keys from a |
| * <code>dsig11:DEREncodedKeyValue</code> element. |
| * |
| */ |
| public class DEREncodedKeyValueResolver extends KeyResolverSpi { |
| |
| private static final org.slf4j.Logger LOG = |
| org.slf4j.LoggerFactory.getLogger(DEREncodedKeyValueResolver.class); |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected boolean engineCanResolve(Element element, String baseURI, StorageResolver storage) { |
| return XMLUtils.elementIsInSignature11Space(element, Constants._TAG_DERENCODEDKEYVALUE); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected PublicKey engineResolvePublicKey(Element element, String baseURI, StorageResolver storage, boolean secureValidation) |
| throws KeyResolverException { |
| try { |
| DEREncodedKeyValue derKeyValue = new DEREncodedKeyValue(element, baseURI); |
| return derKeyValue.getPublicKey(); |
| } catch (XMLSecurityException e) { |
| LOG.debug("XMLSecurityException", e); |
| } |
| |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected X509Certificate engineResolveX509Certificate(Element element, String baseURI, StorageResolver storage, boolean secureValidation) |
| throws KeyResolverException { |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected SecretKey engineResolveSecretKey(Element element, String baseURI, StorageResolver storage, boolean secureValidation) |
| throws KeyResolverException { |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public PrivateKey engineLookupAndResolvePrivateKey(Element element, String baseURI, StorageResolver storage, boolean secureValidation) |
| throws KeyResolverException { |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected PrivateKey engineResolvePrivateKey( |
| Element element, String baseURI, StorageResolver storage, boolean secureValidation |
| ) { |
| return null; |
| } |
| |
| } |