package wek3;
/*    **
            * Customer represents a waiting customer.
 *
         * @author Lewis and Chase
 * @version 4.0
            */
    public class Customer
    {
        private int arrivalTime, departureTime;

        /**
         * Creates a new customer with the specified arrival time.
         * @param arrives the arrival time
         */
        public Customer(int arrives)
        {
            arrivalTime = arrives;
            departureTime = 0;
        }

        /**
         * Returns the arrival time of this customer.
         * @return the arrival time
         */
        public int getArrivalTime()
        {
            return arrivalTime;
        }

        /**
         * Sets the departure time for this customer.
         * @param departs the departure time
         **/
        public void setDepartureTime(int departs)
        {
            departureTime = departs;
        }

        /**
         * Returns the departure time of this customer.
         * @return the departure time
         */
        public int getDepartureTime()
        {
            return departureTime;
        }

        /**
         * Computes and returns the total time spent by this customer.
         * @return the total customer time
         */
        public int totalTime()
        {
            return departureTime - arrivalTime;
        }
    }