/*
* Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
*
* This software is open source.
* See the bottom of this file for the licence.
*
* $Id: RoundTripDemo.java,v 1.4 2005/01/29 14:53:13 maartenc Exp $
*/
package org.dom4j.samples.jaxp;
import org.dom4j.samples.SAXDemo;
import java.io.Reader;
import java.io.StringReader;
import java.io.StringWriter;
import java.io.Writer;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stream.StreamResult;
import javax.xml.transform.stream.StreamSource;
import org.dom4j.Document;
import org.dom4j.io.DocumentResult;
import org.dom4j.io.DocumentSource;
import org.dom4j.io.XMLWriter;
/**
* A program demonstrating a round trip from XML to dom4j to text to dom4j again
* using JAXP to convert the XML.
*
* @author <a href="mailto:jstrachan@apache.org">James Strachan </a>
* @version $Revision: 1.4 $
*/
public class RoundTripDemo extends SAXDemo {
public static void main(String[] args) {
run(new RoundTripDemo(), args);
}
public RoundTripDemo() {
}
protected void outputDocument(Document document, Writer out) {
try {
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer();
StreamResult result = new StreamResult(out);
DocumentSource source = new DocumentSource(document);
transformer.transform(source, result);
} catch (Exception ex) {
ex.printStackTrace();
}
}
protected Document parseDocument(Reader in) {
try {
TransformerFactory factory = TransformerFactory.newInstance();
Transformer transformer = factory.newTransformer();
DocumentResult result = new DocumentResult();
StreamSource source = new StreamSource(in);
transformer.transform(source, result);
return result.getDocument();
} catch (Exception ex) {
ex.printStackTrace();
return null;
}
}
/** Outputs the document to a buffer, parse it back again then output it */
protected void process(Document document) throws Exception {
System.out.println("about to output: " + document);
StringWriter out = new StringWriter();
outputDocument(document, out);
Document doc2 = parseDocument(new StringReader(out.toString()));
System.out.println("parsed back again: " + doc2);
System.out.println("Writing it out...");
XMLWriter writer = new XMLWriter(System.out);
writer.write(doc2);
}
}
/*
* Redistribution and use of this software and associated documentation
* ("Software"), with or without modification, are permitted provided that the
* following conditions are met:
*
* 1. Redistributions of source code must retain copyright statements and
* notices. Redistributions must also contain a copy of this document.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The name "DOM4J" must not be used to endorse or promote products derived
* from this Software without prior written permission of MetaStuff, Ltd. For
* written permission, please contact dom4j-info@metastuff.com.
*
* 4. Products derived from this Software may not be called "DOM4J" nor may
* "DOM4J" appear in their names without prior written permission of MetaStuff,
* Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
*
* 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
*
* THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved.
*
* $Id: RoundTripDemo.java,v 1.4 2005/01/29 14:53:13 maartenc Exp $
*/