(JAXBElement)u.unmarshal(new
FileInputStream("cd-UBL-1.0/xml/office/"
+ "UBL-Order-1.0-Office-Example.xml"));
OrderType order = (OrderType)orderElement.getValue();
OrderFacade of = new OrderFacade(order);
printLetterHead(of);
printDate(of);
printBuyer(of);
printLineItems(of);