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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.core.soap;
//$Id: HRefInlineHandler.java 3959 2007-07-20 14:44:19Z heiko.braun@jboss.com $
import java.util.Iterator;
import javax.xml.soap.Node;
import javax.xml.soap.SOAPBodyElement;
import javax.xml.soap.SOAPElement;
import javax.xml.soap.SOAPException;
import javax.xml.soap.Text;
import org.jboss.logging.Logger;
import org.jboss.wsf.common.DOMUtils;
import org.jboss.wsf.common.DOMWriter;
import org.w3c.dom.Attr;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
/**
* Inline rpc/encoded hrefs
*
* @author Thomas.Diesler@jboss.com
* @since 27-Mar-2007
*/
public class HRefInlineHandler
{
// provide logging
private static Logger log = Logger.getLogger(HRefInlineHandler.class);
private SOAPFactoryImpl soapFactory = new SOAPFactoryImpl();
private SOAPBodyImpl soapBody;
public HRefInlineHandler(SOAPBodyImpl soapBody)
{
this.soapBody = soapBody;
}
public void processHRefs() throws SOAPException
{
String bodyStr = DOMWriter.printNode(soapBody, true);
log.debug("Begin processHRefs:\n" + bodyStr);
SOAPBodyElement soapBodyElement = soapBody.getBodyElement();
processElement(soapBodyElement);
// Process elements after SOAPBodyElement
Iterator it = soapBody.getChildElements();
while (it.hasNext())
{
Object next = it.next();
if (next instanceof SOAPElement)
{
// Remove id elements
SOAPElement soapElement = (SOAPElement)next;
if ((soapElement instanceof SOAPBodyElement) == false)
soapBody.removeChild(soapElement);
}
}
bodyStr = DOMWriter.printNode(soapBody, true);
log.debug("End processHRefs:\n" + bodyStr);
}
private void processElement(SOAPElement soapElement) throws SOAPException
{
// Do inner first outer last
Iterator it = soapElement.getChildElements();
while (it.hasNext())
{
Node childElement = (Node)it.next();
if (childElement instanceof SOAPElement)
processElement((SOAPElement)childElement);
}
String href = soapElement.getAttribute("href");
if (href.length() > 0)
{
processHRef(soapElement, href);
soapElement.removeAttribute("href");
}
}
private void processHRef(SOAPElement hrefElement, String href) throws SOAPException
{
SOAPElement idElement = null;
Iterator it = soapBody.getChildElements();
while (it.hasNext())
{
Object next = it.next();
if (next instanceof SOAPElement)
{
SOAPElement auxElement = (SOAPElement)next;
if (href.equals("#" + auxElement.getAttribute("id")))
{
idElement = (SOAPElement)auxElement;
break;
}
}
}
if (idElement == null)
throw new IllegalStateException("Cannot get href element: " + href);
// process nested hrefs
processElement(idElement);
// Copy most attributes, except id
copyMostAttributes(hrefElement, idElement);
// Append id element children
if (DOMUtils.hasChildElements(idElement))
{
Iterator itid = idElement.getChildElements();
while (itid.hasNext())
{
Node childNode = (Node)itid.next();
if (childNode instanceof SOAPElement)
{
SOAPElement childClone = soapFactory.createElement((SOAPElement)childNode, true);
hrefElement.addChildElement(childClone);
}
else if (childNode instanceof Text)
{
String value = childNode.getValue();
hrefElement.setValue(value);
}
}
}
// If no children, copy the value
else
{
String value = idElement.getValue();
hrefElement.setValue(value);
}
}
private void copyMostAttributes(Element destElement, Element srcElement)
{
NamedNodeMap attribs = srcElement.getAttributes();
for (int i = 0; i < attribs.getLength(); i++)
{
Attr attr = (Attr)attribs.item(i);
String uri = attr.getNamespaceURI();
String qname = attr.getName();
String value = attr.getNodeValue();
// Do not copy the id attribute
if ("id".equals(qname) == false)
destElement.setAttributeNS(uri, qname, value);
}
}
}
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