Subclass toString should call include super.toString();
re-submit these codes.
public class Vehicle {
private String registrationNumber;
private String ownerName;
private double price;
private int yearManufactured;
Vehicle [] myVehicles = new Vehicle[100];
public Vehicle() {
registrationNumber="";
ownerName="";
price=0.0;
yearManufactured=0;
}
public Vehicle(String registrationNumber, String ownerName, double price, int yearManufactured) {
this.registrationNumber=registrationNumber;
this.ownerName=ownerName;
this.price=price;
this.yearManufactured=yearManufactured;
}
public String getRegistrationNumber() {
return registrationNumber;
}
public String getOwnerName() {
return ownerName;
}
public double getPrice() {
return price;
}
public int getYearManufactured() {
return yearManufactured;
}
public void setRegistrationNumber(String registrationNumber) {
this.registrationNumber=registrationNumber;
}
public void setOwnerName(String ownerName) {
this.ownerName=ownerName;
}
public void setPrice(double price) {
this.price=price;
}
public void setYearManufactured(int yearManufactured) {
this.yearManufactured=yearManufactured;
}
public String toString() {
return " Registration number:"+ registrationNumber +"\n Owner Name:"+ownerName+"\n Price:"+
price+"\n year manufactured"+yearManufactured;
}
public static double findMin(Vehicle[] theVehicles)
{
double lowestPrice = Vehicles[0];
for(int i=1; i<price.length;i++){
if(Vehicles[i] < lowestPrice){
lowestPrice = Vehicles[i];
}
}
return lowestPrice;
}
public class Car extends Vehicle{
private int numberOfDoors;
public Car(String registrationNumber, String ownerName, double price, int yearManufactured, int numberOfDoors) {
super(registrationNumber, ownerName, price, yearManufactured);
this.numberOfDoors = numberOfDoors;
}
public int getNumberOfDoors() {
return numberOfDoors;
}
@Override
public String toString() {
return "Car{" +
"numberOfDoors=" + numberOfDoors +
'}';
}
public void setNumberOfDoors(int numberOfDoors) {
this.numberOfDoors = numberOfDoors;
}
}
public class Truck extends Vehicle{
private int numberOfAxles;
public Truck(String registrationNumber, String ownerName, double price, int yearManufactured, int numberOfAxles) {
super(registrationNumber, ownerName, price, yearManufactured);
this.numberOfAxles = numberOfAxles;
}
public int getNumberOfAxles() {
return numberOfAxles;
}
public void setNumberOfAxles(int numberOfAxles) {
this.numberOfAxles = numberOfAxles;
}
@Override
public String toString() {
return "Truck{" +
"numberOfAxles=" + numberOfAxles +
'}';
}
}
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