//OPERATIONS
public void AssignCarPark(CarPark carPark) //Machine constructed after CarPark, thus needs an extra function.
{
this.carPark = carPark;
}
// ATTRIBUTES
// CONSTRUCTORS
public ExitSensor(CarPark carPark)
: base()
{
this.carPark = carPark;
}
// ATTRIBUTES
// CONSTRUCTORS
public EntrySensor(CarPark carPark)
: base()
{
this.carPark = carPark;
}