public class MyMailMarshaler extends DefaultMailMarshaler {

	public void convertMailToJBI(MessageExchange exchange,
			NormalizedMessage nmsg, MimeMessage mailMsg)
			throws MessagingException {
		
		super.convertMailToJBI(exchange, nmsg, mailMsg);
		
		String mailContent = nmsg.getProperty("org.apache.servicemix.mail.text").toString();
		
		mailContent = "<?xml version=\"1.0\" encoding=\"ISO-8859-1\"?><emailMessage>" + mailContent + "</emailMessage>";
		
		try {
			nmsg.setContent(new StringSource(mailContent));
		} catch (javax.jbi.messaging.MessagingException e) {
			e.printStackTrace();
		}
		
	}
}