/*
* 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.ws.extensions.json;
import java.io.IOException;
import java.io.OutputStream;
import javax.xml.stream.XMLEventReader;
import javax.xml.stream.XMLEventWriter;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import javax.xml.transform.dom.DOMSource;
import org.codehaus.jettison.badgerfish.BadgerFishXMLOutputFactory;
import org.w3c.dom.Element;
/**
* An JSON BadgerFish DOM serializer
*
* @author Thomas.Diesler@jboss.com
* @since 12-Mar-2008
*/
public class BadgerFishDOMDocumentSerializer
{
private OutputStream output;
public BadgerFishDOMDocumentSerializer(OutputStream output)
{
this.output = output;
}
public void serialize(Element el) throws IOException
{
if (output == null)
throw new IllegalStateException("OutputStream cannot be null");
try
{
DOMSource source = new DOMSource(el);
XMLInputFactory readerFactory = XMLInputFactory.newInstance();
XMLStreamReader streamReader = readerFactory.createXMLStreamReader(source);
XMLEventReader eventReader = readerFactory.createXMLEventReader(streamReader);
BadgerFishXMLOutputFactory writerFactory = new BadgerFishXMLOutputFactory();
XMLStreamWriter streamWriter = writerFactory.createXMLStreamWriter(output);
// Not implemented in jettison-1.0-RC2
// XMLEventWriter eventWriter = writerFactory.createXMLEventWriter(output);
XMLEventWriter eventWriter = new BadgerFishXMLEventWriter(streamWriter);
eventWriter.add(eventReader);
eventWriter.close();
}
catch (XMLStreamException ex)
{
IOException ioex = new IOException("Cannot serialize: " + el);
ioex.initCause(ex);
throw ioex;
}
}
}