src/Road.java

   1 public class Road {
   2    private int speed;
   3    private double distance;
   4    private double travelTime;
   5
   6    public Road(int speed, double distance) {
   7       this.speed = speed;
   8       this.distance = distance;
   9       this.travelTime = distance / (speed / 3.6);
  10    }
  11
  12    /**
  13     * Gets the value of speed
  14     *
  15     * @return the value of speed
  16     */
  17    public final int getSpeed() {
  18       return this.speed;
  19    }
  20
  21    /**
  22     * Gets the value of distance
  23     *
  24     * @return the value of distance
  25     */
  26    public final double getDistance() {
  27       return this.distance;
  28    }
  29
  30    /**
  31     * Gets the value of travelTime
  32     *
  33     * @return the value of travelTime
  34     */
  35    public final double getTravelTime() {
  36       return this.travelTime;
  37    }
  38
  39    public String toString() {
  40       return new Double(this.travelTime).toString();
  41    }
  42 }