http://xmlgraphics.apache.org/commons/: Apache XML Graphics Commons is a library that consists of several reusable components used by Apache Batik and Apache FOP. Many of these components can easily be used separately outside the domains of SVG and XSL-FO. (Apache Software Foundation) 
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* $Id: XMLizable.java 750418 2009-03-05 11:03:54Z vhennebert $ */

package org.apache.xmlgraphics.util;

/*
 * Copied from Apache Excalibur:
 * https://svn.apache.org/repos/asf/excalibur/trunk/components/xmlutil/
 *                                           src/java/org/apache/excalibur/xml/sax/XMLizable.java
 */

import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;


This interface can be implemented by classes willing to provide an XML representation
of their current state as SAX events.

/**
 * This interface can be implemented by classes willing to provide an XML representation
 * of their current state as SAX events.
 */
public interface XMLizable {

    
Generates SAX events representing the object's state.

Params:
  • handler – ContentHandler instance to send the SAX events to
Throws:
  • SAXException – if there's a problem generating the SAX events
/**
     * Generates SAX events representing the object's state.
     * @param handler ContentHandler instance to send the SAX events to
     * @throws SAXException if there's a problem generating the SAX events
     */
    void toSAX(ContentHandler handler) throws SAXException;

}