/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file 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.test.ws.jaxws.samples.addressing;
import javax.xml.namespace.QName;
import javax.xml.ws.handler.MessageContext.Scope;
import javax.xml.ws.handler.soap.SOAPMessageContext;
import org.jboss.logging.Logger;
import org.jboss.ws.api.addressing.MAP;
import org.jboss.ws.api.addressing.MAPBuilder;
import org.jboss.ws.api.addressing.MAPBuilderFactory;
import org.jboss.ws.api.addressing.MAPEndpoint;
import org.jboss.ws.api.handler.GenericSOAPHandler;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* A server side handler for the ws-addressing
*
* @author Thomas.Diesler@jboss.org
* @since 24-Nov-2005
*/
public class ServerHandler extends GenericSOAPHandler<SOAPMessageContext>
{
// Provide logging
private static Logger log = Logger.getLogger(ServerHandler.class);
private static final QName IDQN = StatefulEndpointImpl.IDQN;
@Override
public boolean handleInbound(SOAPMessageContext msgContext)
{
log.info("handleRequest");
MAPBuilder builder = MAPBuilderFactory.getInstance().getBuilderInstance();
MAP addrProps = builder.inboundMap(msgContext);
if (addrProps == null)
throw new IllegalStateException("Cannot obtain AddressingProperties");
String clientid = null;
MAPEndpoint replyTo = addrProps.getReplyTo();
for (Object obj :replyTo.getReferenceParameters())
{
if (obj instanceof Element)
{
Element el = (Element)obj;
QName qname = getElementQName(el);
if (qname.equals(IDQN))
{
clientid = getTextContent(el);
}
}
else
{
log.warn("Unsupported reference parameter found: " + obj);
}
}
if (clientid == null)
throw new IllegalStateException("Cannot obtain client id");
// put the clientid in the message context
msgContext.put("clientid", clientid);
msgContext.setScope("clientid", Scope.APPLICATION);
return true;
}
@Override
public boolean handleOutbound(SOAPMessageContext msgContext)
{
log.info("handleResponse");
MAPBuilder builder = MAPBuilderFactory.getInstance().getBuilderInstance();
MAP inProps = builder.inboundMap(msgContext);
MAP outProps = builder.newMap();
outProps.initializeAsDestination(inProps.getReplyTo());
outProps.installOutboundMapOnServerSide(msgContext, outProps);
msgContext.setScope(builder.newConstants().getServerAddressingPropertiesOutbound(), Scope.APPLICATION);
return true;
}
// ---------------- DOM Util methods -------------------
/** Get the qname of the given node.
*/
protected static QName getElementQName(Element el)
{
String qualifiedName = el.getNodeName();
return resolveQName(el, qualifiedName);
}
/** Transform the given qualified name into a QName
*/
protected static QName resolveQName(Element el, String qualifiedName)
{
QName qname;
String prefix = "";
String namespaceURI = "";
String localPart = qualifiedName;
int colIndex = qualifiedName.indexOf(":");
if (colIndex > 0)
{
prefix = qualifiedName.substring(0, colIndex);
localPart = qualifiedName.substring(colIndex + 1);
if ("xmlns".equals(prefix))
{
namespaceURI = "URI:XML_PREDEFINED_NAMESPACE";
}
else
{
Element nsElement = el;
while (namespaceURI.equals("") && nsElement != null)
{
namespaceURI = nsElement.getAttribute("xmlns:" + prefix);
if (namespaceURI.equals(""))
nsElement = getParentElement(nsElement);
}
}
if (namespaceURI.equals("") && el.getNamespaceURI() != null)
{
namespaceURI = el.getNamespaceURI();
}
if (namespaceURI.equals(""))
throw new IllegalArgumentException("Cannot find namespace uri for: " + qualifiedName);
}
else
{
Element nsElement = el;
while (namespaceURI.equals("") && nsElement != null)
{
namespaceURI = nsElement.getAttribute("xmlns");
if (namespaceURI.equals(""))
nsElement = getParentElement(nsElement);
}
}
qname = new QName(namespaceURI, localPart, prefix);
return qname;
}
/** Gets parent element or null if there is none
*/
protected static Element getParentElement(Node node)
{
Node parent = node.getParentNode();
return (parent instanceof Element ? (Element)parent : null);
}
/** Get the concatenated text content, or null.
*/
protected static String getTextContent(Node node)
{
boolean hasTextContent = false;
StringBuilder buffer = new StringBuilder();
NodeList nlist = node.getChildNodes();
int len = nlist.getLength();
for (int i = 0; i < len; i++)
{
Node child = nlist.item(i);
if (child.getNodeType() == Node.TEXT_NODE)
{
buffer.append(child.getNodeValue());
hasTextContent = true;
}
}
return (hasTextContent ? buffer.toString() : null);
}
}