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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 java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.TimeZone;
import org.apache.xml.security.utils.XMLUtils;
import org.jboss.ws.extensions.security.Constants;
import org.jboss.ws.extensions.security.Util;
import org.jboss.ws.extensions.security.exception.WSSecurityException;
import org.jboss.xb.binding.SimpleTypeBindings;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
/**
* @author <a href="mailto:jason.greene@jboss.com">Jason T. Greene</a>
* @version $Revision: 5034 $
*/
public class Timestamp implements SecurityElement
{
private String id = "timestamp";
private Integer ttl;
private Document doc;
private Calendar created;
private Calendar expires;
private Element cachedElement;
public Timestamp(Integer ttl, Document doc)
{
this.doc = doc;
this.ttl = ttl;
}
public Timestamp(Element element) throws WSSecurityException
{
this.doc = element.getOwnerDocument();
String id = element.getAttributeNS(Constants.WSU_NS, Constants.ID);
if (id == null || id.length() == 0)
throw new WSSecurityException("Invalid message, Timestamp is missing an id");
this.id = id;
Element child = Util.getFirstChildElement(element);
if (child == null || !Constants.WSU_NS.equals(child.getNamespaceURI()) || !"Created".equals(child.getLocalName()))
throw new WSSecurityException("Created child expected in Timestamp element");
this.created = SimpleTypeBindings.unmarshalDateTime(XMLUtils.getFullTextChildrenFromElement(child));
child = Util.getNextSiblingElement(child);
if (child == null)
return;
this.expires = SimpleTypeBindings.unmarshalDateTime(XMLUtils.getFullTextChildrenFromElement(child));
}
private void setupTime()
{
created = new GregorianCalendar(TimeZone.getTimeZone("UTC"));
if (ttl != null)
{
expires = (Calendar) created.clone();
expires.add(Calendar.SECOND, ttl.intValue());
}
}
private String getId()
{
return id;
}
public Calendar getCreated()
{
return created;
}
public Calendar getExpires()
{
return expires;
}
public Element getElement() throws WSSecurityException
{
if (cachedElement != null)
return cachedElement;
setupTime();
Element element = doc.createElementNS(Constants.WSU_NS, Constants.WSU_PREFIX + ":" + "Timestamp");
element.setAttributeNS(Constants.WSU_NS, Constants.WSU_ID, getId());
Element child = doc.createElementNS(Constants.WSU_NS, Constants.WSU_PREFIX + ":" + "Created");
child.appendChild(doc.createTextNode(SimpleTypeBindings.marshalDateTime(created)));
element.appendChild(child);
if (expires != null)
{
child = doc.createElementNS(Constants.WSU_NS, Constants.WSU_PREFIX + ":" + "Expires");
child.appendChild(doc.createTextNode(SimpleTypeBindings.marshalDateTime(expires)));
element.appendChild(child);
}
cachedElement = element;
return cachedElement;
}
}
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