// Encoder -- turns OrderObject into a CSV string
public String Encoder(OrderObject order)
{
String orderStr = null;
// build CSV String
orderStr = order.getBookStoreId().ToString();;
orderStr += "," + order.getCardNo().ToString();
orderStr += "," + order.getPublisherId().ToString();
orderStr += "," + order.getAmount().ToString();
orderStr += "," + order.getUnitPrice().ToString();
orderStr += "," + order.getTimestamp();
orderStr += "," + order.getTicks().ToString();
return(orderStr); // return the encoded string just created.
}
//Thread entry point for OrderProcessing object
public static void OrderProcessingThread(OrderObject obj)
{
//Validate the credit card number
if (obj.getCardNo() > 6000 || obj.getCardNo() < 5000)
{
Console.WriteLine("OrderProcessingThread found an invalid credit card number, order not processed.");
return;
}
//Calculate total price
double totalPrice =
obj.getAmount() * obj.getUnitPrice() //Unit price multiplied by total quantity of books ordered
+ obj.getAmount() * obj.getUnitPrice() * TAX_RATE //Add tax rate
+ (obj.getBookStoreId() * SHIPPING_PREMIUM); //Add shipping cost, assumed higher numbered bookstores are further away
//Initiate event signifying order was processed
orderComplete(obj.getBookStoreId(), obj.getPublisherId(), obj.getAmount(), obj.getUnitPrice(), totalPrice, obj.getTicks(), DateTime.Now.Ticks);
}