Motorcycle.java

/**
 * Motorcycle class implements both Vehicle and MotorVehicle interfaces.
 * Represents a motorcycle in the rental system.
 */
public class Motorcycle implements Vehicle, MotorVehicle {
    private String make;
    private String model;
    private int year;
    private int numberOfWheels;
    private String typeOfMotorcycle;
    
    public Motorcycle(String make, String model, int year) {
        this.make = make;
        this.model = model;
        this.year = year;
    }
    
    public String getMake() { return make; }
    public String getModel() { return model; }
    public int getYearOfManufacture() { return year; }
    
    public void setNumberOfWheels(int wheels) { 
        if (wheels != 2 && wheels != 3) {
            throw new IllegalArgumentException("Motorcycles have 2 or 3 wheels");
        }
        this.numberOfWheels = wheels; 
    }
    public int getNumberOfWheels() { return numberOfWheels; }
    
    public void setTypeOfMotorcycle(String type) { 
        if (!type.equalsIgnoreCase("sport") && 
            !type.equalsIgnoreCase("cruiser") && 
            !type.equalsIgnoreCase("off-road")) {
            throw new IllegalArgumentException("Type must be sport, cruiser, or off-road");
        }
        this.typeOfMotorcycle = type; 
    }
    public String getTypeOfMotorcycle() { return typeOfMotorcycle; }
    
    @Override
    public String toString() {
        return "Motorcycle: " + make + " " + model + " (" + year + "), " + 
               numberOfWheels + " wheels, " + typeOfMotorcycle;
    }
}