$/**$

This class models a shuttle van.

$*/$

public class Van

$\{$

$//$ Instance variables

private int maxPassengers;

private int currentPassengers;

private double milesDriven;

$/**$

Constructs a van with a given capacity.

@param maxPassengers the maximum number of passengers that this

van can hold

$*/$

public Van$($int maxPassengers$)$

$\{$

this.maxPassengers $=$ maxPassengers;

this.currentPassengers $=0$;

this.milesDriven $=0$;

$\}$

$/**$

Boards passengers up to the capacity of this van.

@param boardingPassengers the number of passengers attempting

to board

$*/$

public void board$($int boardingPassengers$)$

$\{$

if $($currentPassengers $+$ boardingPassengers $<=$ maxPassengers$)\{$

currentPassengers $+=$ boardingPassengers;

$\}$ else $\{$

$\}$

$/**$

Drives the van and discharges the passengers.

@param distance the distance driven

$*/$

public void drive$($double distance$)$

$\{$

milesDriven $+=$ distance;

currentPassengers $=0$;

$\}$

$/**$

Gets the number of passengers in this van.

@return the number of passengers

$*/$

public int getPassengers$()$

$\{$

return currentPassengers;

$\}$

$/**$

Gets the number of miles that this van has driven.

@return the number of miles

$*/$

public double getMilesDriven$()$

$\{$

return milesDriven;

$\}$

$\}$