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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.element;
import org.jboss.ws.extensions.security.Constants;
import org.jboss.ws.extensions.security.Util;
import org.jboss.ws.extensions.security.exception.WSSecurityException;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* @author Jason T. Greene
* @version $Id: SecurityTokenReference.java 5034 2007-11-12 14:08:23Z alessio.soldano@jboss.com $
*/
public class SecurityTokenReference
{
private String id;
private Reference reference;
private Element cachedElement;
public SecurityTokenReference(Reference reference)
{
this.reference = reference;
}
public SecurityTokenReference(Element element) throws WSSecurityException
{
if (! "SecurityTokenReference".equals(element.getLocalName()))
throw new WSSecurityException("SecurityTokenReference was passed an invalid local name");
String id = element.getAttributeNS(Constants.WSU_NS, Constants.ID);
if (id == null || id.length() == 0)
setId(id);
Element child = Util.getFirstChildElement(element);
if (child == null)
throw new WSSecurityException("Invalid message, SecurityTokenRefence is empty: " + id);
this.reference = Reference.getReference(child);
}
public Reference getReference()
{
return reference;
}
public String getId()
{
if (id == null)
id = Util.generateId("reference");
return id;
}
public void setId(String id)
{
this.id = id;
}
public Element getElement() throws WSSecurityException
{
if (cachedElement != null)
return cachedElement;
Element referenceElement = reference.getElement();
Document doc = referenceElement.getOwnerDocument();
Element element = doc.createElementNS(Constants.WSSE_NS, Constants.WSSE_PREFIX + ":" + "SecurityTokenReference");
element.setAttributeNS(Constants.WSU_NS, Constants.WSU_ID, getId());
element.appendChild(referenceElement);
cachedElement = element;
return cachedElement;
}
}
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