// prevent instantiation by others
private ApplicationLogic() {
if (analyticsServer == null) analyticsServer = AuctionServerMain.getAnalyticsServer();
if (billingServer == null) {
billingServer = AuctionServerMain.getBillingServer();
try {
billingServer.login("auctionserver", "auctionserver");
} catch (RemoteException e) {
log.error("could not login on billingserver, billing users will not work!!!");
}
}
}
/**
* Ends the given auction and sends the notifications
*
* @param auction
*/
public synchronized void endAuction(Auction auction) {
if (null != AuctionManager.getInstance().getAuctionById(auction.getId())) {
AuctionManager.getInstance().removeAuction(auction);
try {
Bid highestBid = auction.getHighestBid();
if (highestBid != null) {
try {
billingServer.billAuction(
auction.getCreator().getUsername(),
auction.getId(),
auction.getHighestBid().getAmount());
} catch (RemoteException e) {
log.warn("could not bill auction: " + e.getMessage());
}
}
analyticsServer.processEvent(AuctionEvent.createAuctionEnded(auction.getId()));
List<StatisticEvent> events;
if (highestBid != null) {
analyticsServer.processEvent(
BidEvent.createBidWonEvent(
highestBid.getBidder().getUsername(),
highestBid.getAuction().getId(),
highestBid.getAmount()));
// create successful auction_ended events
events = StatisticEvent.createEventsOnAuctionEnded((long) auction.getDuration(), true);
} else {
// unsuccessful auction_ended events, because no bid
events = StatisticEvent.createEventsOnAuctionEnded((long) auction.getDuration(), false);
}
for (StatisticEvent e : events) analyticsServer.processEvent(e);
} catch (RemoteException e) {
log.warn("could not process event: " + e.getMessage());
}
notifyAuctionEnded(auction);
}
}