public static void main(String[] args) {
try{
SelectSample sample = new SelectSample();
Cursor results = (Cursor)sample.selectAll("product");
Product prod = (Product)results.first();
String xml = prod.marshall();
System.out.println("===== Marshall =====");
System.out.println(xml);
prod = (Product)Product.unmarshall(xml);
System.out.println("===== UnMarshall =====");