@Override
public void undo() {
if (this.replacedElements != null && tx().isRollingBack()) {
OrderMap orderMap = tx().getOrderMap();
orderMap.updateAll(tx(), this.replacedElements);
}
}
@Override
public void doCommand() {
for (Order order : this.orders) {
tx().lock(order);
}
OrderMap orderMap = tx().getOrderMap();
for (Order order : this.orders) {
if (!orderMap.hasElement(tx(), order.getType(), order.getId())) {
String msg = "The Order {0} can not be updated as it does not exist!";
msg = MessageFormat.format(msg, order.getLocator());
throw new StrolchException(msg);
}
}
this.replacedElements = orderMap.updateAll(tx(), this.orders);
}