public static void refreshAllAuctions() {
		Date now = new Date();
		Auction au;
		for (Iterator<Auction> it = auctionsContainer.getIterator(); it.hasNext();) {
			au = it.next();
			if (au.getState().equals(AuctionState.PUBLISHED)
					&& au.highestBidOverMinPrice()
					&& now.after(au.getEndDate())) {
				au.setState(AuctionState.COMPLETED);
			}
		}
	}