/*
* Copyright (c) 2007-2013, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
/**
* 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 com.sun.org.apache.xml.internal.security.keys.content;
import java.security.PublicKey;
import com.sun.org.apache.xml.internal.security.exceptions.XMLSecurityException;
import com.sun.org.apache.xml.internal.security.keys.content.keyvalues.DSAKeyValue;
import com.sun.org.apache.xml.internal.security.keys.content.keyvalues.RSAKeyValue;
import com.sun.org.apache.xml.internal.security.utils.Constants;
import com.sun.org.apache.xml.internal.security.utils.SignatureElementProxy;
import com.sun.org.apache.xml.internal.security.utils.XMLUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* The KeyValue element contains a single public key that may be useful in
* validating the signature. Structured formats for defining DSA (REQUIRED)
* and RSA (RECOMMENDED) public keys are defined in Signature Algorithms
* (section 6.4). The KeyValue element may include externally defined public
* keys values represented as PCDATA or element types from an external
* namespace.
*
* @author $Author: coheigea $
*/
public class KeyValue extends SignatureElementProxy implements KeyInfoContent {
/**
* Constructor KeyValue
*
* @param doc
* @param dsaKeyValue
*/
public KeyValue(Document doc, DSAKeyValue dsaKeyValue) {
super(doc);
XMLUtils.addReturnToElement(this.constructionElement);
this.constructionElement.appendChild(dsaKeyValue.getElement());
XMLUtils.addReturnToElement(this.constructionElement);
}
/**
* Constructor KeyValue
*
* @param doc
* @param rsaKeyValue
*/
public KeyValue(Document doc, RSAKeyValue rsaKeyValue) {
super(doc);
XMLUtils.addReturnToElement(this.constructionElement);
this.constructionElement.appendChild(rsaKeyValue.getElement());
XMLUtils.addReturnToElement(this.constructionElement);
}
/**
* Constructor KeyValue
*
* @param doc
* @param unknownKeyValue
*/
public KeyValue(Document doc, Element unknownKeyValue) {
super(doc);
XMLUtils.addReturnToElement(this.constructionElement);
this.constructionElement.appendChild(unknownKeyValue);
XMLUtils.addReturnToElement(this.constructionElement);
}
/**
* Constructor KeyValue
*
* @param doc
* @param pk
*/
public KeyValue(Document doc, PublicKey pk) {
super(doc);
XMLUtils.addReturnToElement(this.constructionElement);
if (pk instanceof java.security.interfaces.DSAPublicKey) {
DSAKeyValue dsa = new DSAKeyValue(this.doc, pk);
this.constructionElement.appendChild(dsa.getElement());
XMLUtils.addReturnToElement(this.constructionElement);
} else if (pk instanceof java.security.interfaces.RSAPublicKey) {
RSAKeyValue rsa = new RSAKeyValue(this.doc, pk);
this.constructionElement.appendChild(rsa.getElement());
XMLUtils.addReturnToElement(this.constructionElement);
}
}
/**
* Constructor KeyValue
*
* @param element
* @param BaseURI
* @throws XMLSecurityException
*/
public KeyValue(Element element, String BaseURI) throws XMLSecurityException {
super(element, BaseURI);
}
/**
* Method getPublicKey
*
* @return the public key
* @throws XMLSecurityException
*/
public PublicKey getPublicKey() throws XMLSecurityException {
Element rsa =
XMLUtils.selectDsNode(
this.constructionElement.getFirstChild(), Constants._TAG_RSAKEYVALUE, 0);
if (rsa != null) {
RSAKeyValue kv = new RSAKeyValue(rsa, this.baseURI);
return kv.getPublicKey();
}
Element dsa =
XMLUtils.selectDsNode(
this.constructionElement.getFirstChild(), Constants._TAG_DSAKEYVALUE, 0);
if (dsa != null) {
DSAKeyValue kv = new DSAKeyValue(dsa, this.baseURI);
return kv.getPublicKey();
}
return null;
}
/** @inheritDoc */
public String getBaseLocalName() {
return Constants._TAG_KEYVALUE;
}
}