/*
* eXist Open Source Native XML Database
* Copyright (C) 2001-04 Wolfgang M. Meier
* wolfgang@exist-db.org
* http://exist-db.org
*
* This program 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
* of the License, or (at your option) any later version.
*
* This program 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 program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* $Id$
*/
package org.exist.util.serializer;
import org.exist.dom.memtree.NodeImpl;
import org.exist.dom.memtree.ReferenceNode;
import org.exist.storage.serializers.Serializer;
import org.w3c.dom.Node;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
import org.xml.sax.ext.LexicalHandler;
/**
* @author wolf
*/
public class ExtendedDOMStreamer extends DOMStreamer {
private Serializer xmlSerializer;
public ExtendedDOMStreamer() {
super();
}
/**
*
*/
public ExtendedDOMStreamer(Serializer xmlSerializer) {
super();
this.xmlSerializer = xmlSerializer;
}
/**
* @param contentHandler
* @param lexicalHandler
*/
public ExtendedDOMStreamer(Serializer xmlSerializer, ContentHandler contentHandler,
LexicalHandler lexicalHandler) {
super(contentHandler, lexicalHandler);
this.xmlSerializer = xmlSerializer;
}
public void setSerializer(Serializer serializer) {
this.xmlSerializer = serializer;
}
/* (non-Javadoc)
* @see org.exist.util.serializer.DOMStreamer#startNode(org.w3c.dom.Node)
*/
@Override
protected void startNode(Node node) throws SAXException {
if(node.getNodeType() == NodeImpl.REFERENCE_NODE) {
if(xmlSerializer == null)
{throw new SAXException("Cannot serialize node reference. Serializer is undefined.");}
xmlSerializer.toReceiver(((ReferenceNode)node).getReference(), true);
} else
{super.startNode(node);}
}
/* (non-Javadoc)
* @see org.exist.util.serializer.DOMStreamer#reset()
*/
@Override
public void reset() {
super.reset();
xmlSerializer = null;
}
}