protected Item findItem(String itemName) {
for (Item item : Server.getInstance().getItemList()) {
if (item.getName().equals(itemName)) {
return item;
}
}
return null;
}
@Override
public void placeItemForBid(
String ownerName,
String itemName,
String itemDesc,
double startBid,
int auctionTime,
String auctionType)
throws RemoteException {
List<Item> items = Server.getInstance().getItemList();
BiddingStrategyValidator validator;
if (auctionType.equals("English")) {
validator = new EnglishAuctionBiddingStrategyValidator();
} else {
validator = new DutchAuctionBiddingStrategyValidator();
}
Item newItem =
new Item(
ownerName,
itemName,
itemDesc,
startBid,
null,
auctionTime,
validator,
Calendar.getInstance());
if (items.contains(newItem)) {
throw new RemoteException("Item with that name already exists!");
} else {
items.add(newItem);
System.out.println(
"Wystawiono przedmiot "
+ newItem
+ " na aukcje typu "
+ newItem.getValidator().getClass().getName()
+ ".");
}
}
@Override
public void bidOnItem(String bidderName, String itemName, double bid) throws RemoteException {
Item item = findItem(itemName);
if (item.validateBid(bid)) {
item.bid(bidderName, bid);
System.out.println(
"Uzytkownik "
+ item.getCurrentBiddersName()
+ " podniosl stawke do "
+ item.getCurrentBid()
+ " pozostaly czas "
+ item.getRemainingTime()
+ ".");
notifyObservers(item, "rebid");
} else {
String message;
if (item.getValidator() instanceof EnglishAuctionBiddingStrategyValidator) {
message = "In English Auction type, new bid must not be lower than the last bid.";
} else {
message = "In Dutch Auction type, new bid must nut be higher than the last bid.";
}
throw new RemoteException("Wrong bid value. " + message);
}
}
protected void notifyObservers(Item item, String action) throws RemoteException {
for (IAuctionListener client : listeners.get(item.getName())) {
client.update(item, action);
}
}
