@Override
public CheckoutResponse performCheckout(Order order) throws CheckoutException {
//Immediately fail if another thread is currently attempting to check out the order
Object lockObject = putLock(order.getId());
if (lockObject != null) {
throw new CheckoutException("This order is already in the process of being submitted, unable to checkout order -- id: " + order.getId(), new CheckoutSeed(order, new HashMap<String, Object>()));
}
// Immediately fail if this order has already been checked out previously
if (hasOrderBeenCompleted(order)) {
throw new CheckoutException("This order has already been submitted, unable to checkout order -- id: " + order.getId(), new CheckoutSeed(order, new HashMap<String, Object>()));
}
CheckoutSeed seed = null;
try {
// Do a final save of the order before going through with the checkout workflow
order = orderService.save(order, false);
seed = new CheckoutSeed(order, new HashMap<String, Object>());
ProcessContext<CheckoutSeed> context = (ProcessContext<CheckoutSeed>) checkoutWorkflow.doActivities(seed);
// We need to pull the order off the seed and save it here in case any activity modified the order.
order = orderService.save(seed.getOrder(), false);
order.getOrderMessages().addAll(((ActivityMessages) context).getActivityMessages());
seed.setOrder(order);
return seed;
} catch (PricingException e) {
throw new CheckoutException("Unable to checkout order -- id: " + order.getId(), e, seed);
} catch (WorkflowException e) {