/**
* Copyright (C) 2004 Orbeon, Inc.
*
* 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
* 2.1 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.
*
* The full text of the license is available at http://www.gnu.org/copyleft/lesser.html
*/
import org.orbeon.dom.Document;
import org.orbeon.oxf.pipeline.api.PipelineContext;
import org.orbeon.oxf.processor.ProcessorInputOutputInfo;
import org.orbeon.oxf.processor.SimpleProcessor;
import org.xml.sax.ContentHandler;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.AttributesImpl;
/**
* This test processor takes a number from its input, doubles it, and outputs the result to its
* output.
*/
public class DeepThoughtProcessor extends SimpleProcessor {
public DeepThoughtProcessor() {
addInputInfo(new ProcessorInputOutputInfo("number"));
addOutputInfo(new ProcessorInputOutputInfo("double"));
}
public void generateDouble(PipelineContext context, ContentHandler contentHandler) throws SAXException {
// Get number from input using DOM4J
final Document numberDocument = readInputAsOrbeonDom(context, "number");
final String numberString = numberDocument.getRootElement().getStringValue();
final int number = Integer.parseInt(numberString);
final String doubleString = Integer.toString(number * 2);
// Generate output document with SAX
contentHandler.startDocument();
contentHandler.startElement("", "number", "number", new AttributesImpl());
contentHandler.characters(doubleString.toCharArray(), 0, doubleString.length());
contentHandler.endElement("", "number", "number");
contentHandler.endDocument();
}
}