Persisting a domain model with Hibernate 3 - POJOs in Action: Developing Enterprise Applications with Lightweight Frameworks - page 222

private Date makeDeliveryTime() {
Calendar c = Calendar.getInstance();
c.set(Calendar.DAY_OF_WEEK, Calendar.TUESDAY);
c.set(Calendar.HOUR_OF_DAY, 19);
c.add(Calendar.DAY_OF_MONTH, 7);
return c.getTime();
}

private void updateRestaurant(final String restaurantId) {
doWithTransaction(new TxnCallback() {
public void execute() throws Exception {
PendingOrder po =
(PendingOrder) load(PendingOrder.class,
pendingOrderId);
Restaurant r =
(Restaurant)load(Restaurant.class, restaurantId);

G Updates
its restaurant

boolean updateRestaurantResult = po
.updateRestaurant(r);
assertTrue(updateRestaurantResult);
}
});
}
private void updateQuantities1() {
doWithTransaction(new TxnCallback() {
public void execute() throws Exception {
PendingOrder po =
(PendingOrder) load(PendingOrder.class,
pendingOrderId);
po.updateQuantities(new int[] { 1, 2 });
}
});
}

H Updates its
line items

private void updateQuantities2() {
doWithTransaction(new TxnCallback() {
public void execute() throws Exception {
PendingOrder po = (PendingOrder) load(PendingOrder.class,
pendingOrderId);
po.updateQuantities(new int[]
{0, 3 });
}
});
}

I Updates its line
items again

private void updatePaymentInfo() {
doWithTransaction(new TxnCallback() {
public void execute() throws Exception {
PendingOrder po = (PendingOrder) load(PendingOrder.class,
pendingOrderId);
PaymentInformation paymentInfo =