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src/ticketServiceImp/CheckExpireTime.java

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+package ticketServiceImp;
+
+import java.util.Calendar;
+import java.util.Date;
+
+import javax.mail.internet.NewsAddress;
+
+import ticketServiceData.Seat;
+
+public class CheckExpireTime implements Runnable {
+
+	@Override
+	public void run() {
+		// TODO Auto-generated method stub
+		try {
+			while (true) {
+				checkExpiredSeats();
+				Thread.sleep(1000); // sleep 1 second before next check
+			}
+		} catch (InterruptedException e) {
+
+			e.printStackTrace();
+		}
+	}
+
+	/**
+	 * Change the temporary hold status
+	 */
+	private void checkExpiredSeats() {
+		// TODO Auto-generated method stub
+		if (InitializeStadium.newStadium == null) {
+			return;
+		} else {
+			for (int i = 0; i < InitializeStadium.newStadium.size(); i++) {
+
+				Seat[][] levelSeats = InitializeStadium.newStadium.get(i);
+
+				for (int row = 0; row < levelSeats.length; row++) {
+					int rowSeatsNum = levelSeats[0].length;
+					for (int seatNum = 0; seatNum < rowSeatsNum; seatNum++) {
+						Seat currentSeat = levelSeats[row][seatNum];
+						Date now = Calendar.getInstance().getTime();
+
+						if (currentSeat.getHoldDate() != null) {
+							long timeNow = now.getTime();
+							long timeHold = currentSeat.getHoldDate().getTime();
+							int timeDiff = (int) ((timeNow - timeHold) / 1000);
+							if (timeDiff > 30) // set the hold time to 30
+												// seconds
+								currentSeat.setTempHold(false);
+							currentSeat.setHoldDate(null);
+
+						}
+					}
+
+				}
+			}
+		}
+
+	}
+
+}