import org.dom4j.Document;
import org.dom4j.DocumentHelper;
import org.dom4j.Element;
import org.orbeon.oxf.xml.dom4j.LocationSAXWriter;
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;

/*
 * Created on Aug 30, 2007
 */

public class UserProcessor extends SimpleProcessor {
	public UserProcessor() {
		System.out.println("UserProcessor Constructed...");
        addInputInfo(new ProcessorInputOutputInfo("userid"));
        addOutputInfo(new ProcessorInputOutputInfo("usedetail"));
    }

    public void generateData(PipelineContext context,
                               ContentHandler contentHandler)
            throws SAXException {

		System.out.println("UserProcessor generateData...");

        // Get number from input using DOM4J
        Document numberDocument = readInputAsDOM4J(context, "userid");
        String numberString = (String)
            numberDocument.selectObject("string(/userid)");
        int number = Integer.parseInt(numberString);
        
        System.out.println("GOT ID: " + numberString);

		Document doc = DocumentHelper.createDocument();
		Element root = doc.addElement("user");
		root.addElement("firstname").addText("jim");
		root.addElement("lastname").addText("jones");

		System.out.println("AS XML: " + doc.asXML());

		LocationSAXWriter saxWriter = new LocationSAXWriter();
		saxWriter.setContentHandler(contentHandler);
		saxWriter.write(doc);
    }
}