[jboss-user] [Messaging, JMS & JBossMQ] - Re: Exception in JMSCI message listener

[nicdo77]

anonymous wrote : But any problems with Apache Axis aren't an issue for a JBoss JMS forum.
  | The only (very tentative) relationship is that you're using Axis from an MDB
  | in the business method.

And is this wrong?

My business method look like this

package com.thalys.localys.frontal;
  | 
  | /** imports */
  | import java.io.ByteArrayOutputStream;
  | import java.io.IOException;
  | import java.io.InputStream;
  | import java.io.StringWriter;
  | 
  | import java.util....
  | ...
  | 
  | import javax.naming.NamingException;
  | 
  | import javax.xml.bind.JAXBContext;
  | import javax.xml.bind.JAXBException;
  | import javax.xml.bind.Marshaller;
  | import javax.xml.bind.PropertyException;
  | import javax.xml.bind.Unmarshaller;
  | 
  | import com.thalys.localys.xmlmodel....
  | ...
  | 
  | import com.sun.xml.bind.StringInputStream;
  | 
  | /**
  |  * Class name: MessageTrainCreator
  |  * 
  |  * 
  |  */
  | public class MessageTrainCreator {
  | 	// ~ Static fields/initializers
  | 	// -----------------------------------------------
  | 
  | 	private static ObjectFactory objFactory;
  | 
  | 	private static JAXBContext jc = null;
  | 
  | 	static {
  | 		try {
  | 			jc = JAXBContext.newInstance("com.thalys.localys.xmlmodel");
  | 
  | 			// creating the ObjectFactory
  | 			objFactory = new ObjectFactory();
  | 		} catch (JAXBException e) {
  | 		}
  | 	}
  | 
  | 	// ~ Instance fields
  | 	// ----------------------------------------------------------
  | 
  | 	private SolBordMessage msg = null;
  | 
  | 	// ~ Methods
  | 	// ------------------------------------------------------------------
  | 
  | 	/**
  | 	 * Create a new instance of a message
  | 	 * 
  | 	 * @return SolBordMessage created from XMLModel ObjectFactory
  | 	 * 
  | 	 * @throws JAXBException
  | 	 */
  | 	public SolBordMessage openMessage() throws JAXBException {
  | 		// create an empty PurchaseOrder
  | 		msg = objFactory.createSolBordMessage();
  | 
  | 		return msg;
  | 	}
  | 
  |         /** irrelevant methods here, erased from the quote for better lisibility */
  | 	
  | 
  | 	/**
  | 	 * Generate the xml file by doing a marshaling operation.
  | 	 * 
  | 	 * @return byte array representation of the xml file
  | 	 * 
  | 	 * @throws PropertyException
  | 	 * @throws JAXBException
  | 	 * @throws NamingException
  | 	 */
  | 	public byte[] marshallMessage() throws PropertyException, JAXBException,
  | 			NamingException {
  | 		// create a byte array output stream
  | 		ByteArrayOutputStream ostram = new ByteArrayOutputStream();
  | 
  | 		Marshaller m = jc.createMarshaller();
  | 		m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
  | 
  | 		// Marshall the message to an xml file
  | 		m.marshal(msg, ostram);
  | 
  | 		byte[] content = ostram.toByteArray();
  | 		msg = null;
  | 
  | 		return content;
  | 	}
  | 
  | 	/**
  | 	 * Generate the xml file by doing a marshaling operation.
  | 	 * 
  | 	 * @return String representation of the xml file
  | 	 * 
  | 	 * @throws PropertyException
  | 	 * @throws JAXBException
  | 	 * @throws NamingException
  | 	 */
  | 	public String marshall() throws PropertyException, JAXBException,
  | 			NamingException {
  | 		// create a byte array output stream
  | 		StringWriter sw = new StringWriter();
  | 
  | 		Marshaller m = jc.createMarshaller();
  | 		m.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, Boolean.TRUE);
  | 
  | 		// Marshall the message to an xml file
  | 		m.marshal(msg, sw);
  | 
  | 		return sw.toString();
  | 	}
  | 
  | 	/**
  | 	 * Generate SolBordMessage by doing an unmarshaling operation on the message
  | 	 * string
  | 	 * 
  | 	 * @param msg
  | 	 *            String message to be unmarshalled
  | 	 * 
  | 	 * @return SolBordMessage message
  | 	 * 
  | 	 * @throws JAXBException
  | 	 */
  | 	public static SolBordMessage unmarshall(String msg) throws JAXBException {
  | 		// transform String into input stream
  | 		InputStream is = new StringInputStream(msg);
  | 
  | 		// create a JAXB context capable of handling classes generated into
  | 		// the com.thalys.localys.xmlmodel package
  | 		JAXBContext jc = JAXBContext.newInstance("com.thalys.localys.xmlmodel");
  | 
  | 		// create an Unmarshaller
  | 		Unmarshaller u = jc.createUnmarshaller();
  | 
  | 		// activate unmarshalling validation of the xml file
  | 		u.setValidating(true);
  | 
  | 		// unmarshal a po instance document into a tree of Java content
  | 		// objects composed of classes from the primer.po package.
  | 		return (SolBordMessage) u.unmarshal(is);
  | 	}
  | }
  | 

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