// Event handler for makingOrder event
// This method is executed when an orderObj is inserted into the multicell buffer
public static void retrieveOrder()
{
String encodedOrder;
Monitor.Enter(Program.mb);
try
{
encodedOrder = Program.mb.getOneCell();
}
finally {
Monitor.Exit(Program.mb);
}
OrderObject decodedOrder = Decode(encodedOrder);
Console.WriteLine(String.Format("\nNew order received -> From travel agency {0} to hotel supplier {1} for {2} rooms with card no. {3}",
decodedOrder.getSenderId(), decodedOrder.getSupplierId(), decodedOrder.getAmount(), decodedOrder.getCardNo()));
int supplierId = decodedOrder.getSupplierId();
if (supplierId == 1)
{
Console.WriteLine("Hotel 1 is processing the order");
Console.WriteLine(Program.hs1.ProcessOrder(decodedOrder));
}
if (supplierId == 2)
{
Console.WriteLine("Hotel 2 is processing the order");
Console.WriteLine(Program.hs2.ProcessOrder(decodedOrder));
}
}
// Convert the string back to object
public static OrderObject Decode(String encodedString)
{
OrderObject decodedOrder = new OrderObject();
String[] strArr = encodedString.Split('|');
decodedOrder.setSenderId(Convert.ToInt32(strArr[0]));
decodedOrder.setSupplierId(Convert.ToInt32(strArr[1]));
decodedOrder.setCardNo((long)Convert.ToDouble(strArr[2]));
decodedOrder.setAmount(Convert.ToInt32(strArr[3]));
decodedOrder.setOrderPlacedTime(Convert.ToDateTime(strArr[4]));
return(decodedOrder);
}
public void placeOrder()
{
numRooms = Program.rand.Next(1, 10);
int supplierId = Program.rand.Next(1, 3);
OrderObject orderObj = new OrderObject(agencyId, supplierId, cardNo, numRooms);
String encodedOrder = EncoderDecoder.Encode(orderObj);
// Pushing the order into multicellbuffer
Monitor.Enter(Program.mb);
try
{
//Console.WriteLine("Thread " + Thread.CurrentThread.Name + " Setting Order");
Program.mb.setOneCell(encodedOrder);
}
finally { Monitor.Exit(Program.mb); }
}
public String ProcessOrder(OrderObject order)
{
bool isValidCardno = false;
int numRooms = order.getAmount();
Console.WriteLine("Checking card validity");
// Check validity of cardNo
long cardNo = order.getCardNo();
if (cardNo > 5000000000000000 && cardNo < 7000000000000000)
{
isValidCardno = true;
}
if (isValidCardno)
{
Console.WriteLine("\tCardNo is valid");
if (numRooms <= this.capacity)
{
this.capacity -= numRooms;
Console.WriteLine(String.Format("\tCost per room = {0}", hotelPrice));
// Time between order placed and order processed
TimeSpan timeToProcessOrder = DateTime.Now - order.getOrderPlacedTime();
return(String.Format("ORDER CONFIRMED - Total amount = {0}, order process time = {1} milliseconds",
numRooms * hotelPrice, timeToProcessOrder.Milliseconds));
}
else
{
return("ORDER DECLINED - There are no sufficient rooms in this hotel");
}
}
else
{
return("ORDER DECLINED - Card is invalid");
}
}
// Convert the object into a string
public static string Encode(OrderObject orderObj)
{
return(String.Format("{0}|{1}|{2}|{3}|{4}", orderObj.getSenderId(), orderObj.getSupplierId(), orderObj.getCardNo(), orderObj.getAmount(), orderObj.getOrderPlacedTime()));
}
