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/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.ws.extensions.security;
import org.apache.xml.security.signature.XMLSignatureInput;
import org.apache.xml.security.utils.resolver.ResourceResolverException;
import org.apache.xml.security.utils.resolver.ResourceResolverSpi;
import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* @author Jason T. Greene
* @version $Id: WsuIdResolver.java 1757 2006-12-22 15:40:24Z thomas.diesler@jboss.com $
*/
public class WsuIdResolver extends ResourceResolverSpi
{
Document doc;
Element header;
public WsuIdResolver(Document doc)
{
this.doc = doc;
}
public WsuIdResolver(Document doc, Element header)
{
this.doc = doc;
this.header = header;
}
/**
* @see org.apache.xml.security.utils.resolver.ResourceResolverSpi#engineCanResolve(org.w3c.dom.Attr, java.lang.String)
*/
public boolean engineCanResolve(Attr uri, String baseURI)
{
if (uri == null)
return false;
String nodeValue = uri.getNodeValue();
return nodeValue != null && nodeValue.startsWith("#");
}
/**
* @see org.apache.xml.security.utils.resolver.ResourceResolverSpi#engineResolve(org.w3c.dom.Attr, java.lang.String)
*/
public XMLSignatureInput engineResolve(Attr uri, String BaseURI) throws ResourceResolverException
{
//Document doc = uri.getOwnerDocument();
String id = uri.getValue().substring(1);
Element element = doc.getDocumentElement();
element = Util.findElementByWsuId(element, id);
// If its not in the document, try the header
if (element == null && header != null)
element = Util.findElementByWsuId(header, id);
if (element == null)
throw new ResourceResolverException(id, uri, BaseURI);
XMLSignatureInput input = new XMLSignatureInput(element);
input.setMIMEType("text/xml");
input.setSourceURI(BaseURI + uri);
return input;
}
}
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