// order defined by the propOrder annotation element in class
// USAddress.
JAXBContext jc = JAXBContext.newInstance(PurchaseOrderType.class);
Unmarshaller u = jc.createUnmarshaller();
try {
PurchaseOrderType poType = (PurchaseOrderType)u.unmarshal(new
File("src/testData.xml"));
System.out.println(poType.toString());
} catch(javax.xml.bind.UnmarshalException e){
System.out.println("Main: " + e);
}
}