}
public List<Map<String, Object>> generateModel() {
Map<String, Object> modelObjects = new HashMap<String, Object>();
Order order = new Order();
order.setOrderNr(1);
order.setOrderType("BUY");
order.setClientNr("B2");
order.setFirstName("Keira");
order.setLastName("Knightley");
order.setAmount(new BigDecimal("450.45").setScale(2));
order.setInstrumentCode("ISIN");
order.setInstrumentNumber("XX23456789");
order.setInstrumentType(null); // Null field
order.setCurrency("EUR");
Calendar calendar = new GregorianCalendar();
calendar.set(2009, 0, 14);
order.setOrderDate(calendar.getTime());
modelObjects.put(order.getClass().getName(), order);
models.add(modelObjects);
return models;
}