Bicycle.java

public class Bicycle
{
    // member variables
    int pedalRate;
    int speed;
    int gear;

    // constructor for class without parameters
    public Bicycle()
    {
        this.pedalRate = 1;
        this.speed = 10;
        this.gear = 0;
    }

    // constructor for class with parameters
    public Bicycle(int pR, int sP, int g)
    {
        this.pedalRate = pR;
        this.speed = sP;
        this.gear = g;
    }

    public void changePedalRate(int newValue)
    {
        pedalRate = newValue;
    }

    public void changeGear(int newValue)
    {
        gear = newValue;
    }

    public void speedUp(int increment)
    {
        speed += increment;
    }

    public void applyBrakes(int decrement)
    {
        speed -= decrement;
    }

    public void printStates()
    {
        System.out.println("pedalRate: " + pedalRate + "\nspeed: " + speed
                + "\ngear: " + gear);
    }

}