public NuxCarRental(Scanner file){
		if(file == null){
			return;
		}
		customers = new Queue<Customer>();
		detailShop = new Queue<Car>();
		repairShop = new Queue<Car>();
		availableCars = new Stack<Car>();
		rentedCars = new Queue<Car>();

		String line;
		String make;
		String model;
		String color;
		String fleetNum;
		String status;
		String firstName;
		String lastName;
		String customerID;
		int wordCount = 0;
		String lineContext;

		while(file.hasNextLine()) {
			line = file.nextLine();
			lineContext = line;
			while(lineContext.indexOf(",") != -1){
				wordCount++;
				lineContext = line.substring(line.indexOf(",") + 1);
			}
			wordCount++;

			//only Car parameters exists
			if(wordCount == 5){
				make = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				model = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				color = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				fleetNum = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				status = line;
				if(!status.equals("R")){
					processNewCar(make, model, color, fleetNum);
				}
			}
			boolean flag = true;
			//Both Car and Customer parameters are present
			if(wordCount == 7){
				make = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				model = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				color = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				fleetNum = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				status = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				lastName = line.substring(0, line.indexOf(","));
				line = line.substring(line.indexOf(",") + 1);
				customerID = line;
				firstName = lastName.substring(0, lastName.indexOf(" "));
				lastName = lastName.substring(lastName.indexOf(" ") + 1);
				try{
					Customer newCustomer = new Customer(firstName, lastName, customerID);
					Car newCar = new Car(make, model, color, fleetNum);
					Rented rentedState = new Rented(newCustomer);
					newCar.setState(rentedState);
					addCar(newCar);
				} catch (InvalidIDException | IllegalArgumentException d){
				}
			}
		}
	}