heirarchy of vehicles

GamerBhai02

Nov 11th, 2024

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class Vehicle {
// Protected attributes can be accessed by subclasses
protected String brand;
protected int year;
// Constructor
public Vehicle(String brand, int year) {
this.brand = brand;
this.year = year;
}
// Method to display vehicle details
public void displayInfo() {
System.out.println("Brand: " + brand);
System.out.println("Year: " + year);
}
// Method to get the type of vehicle (can be overridden)
public String getType() {
return "Generic Vehicle";
}
}
// Subclass Car
class Car extends Vehicle {
private int numDoors;
// Constructor
public Car(String brand, int year, int numDoors) {
super(brand, year); // Call to the superclass constructor
this.numDoors = numDoors;
}
// Overriding displayInfo method
@Override
public void displayInfo() {
super.displayInfo(); // Call to superclass method
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System.out.println("Number of Doors: " + numDoors);
}
// Overriding getType method
@Override
public String getType() {
return "Car";
}
}
// Subclass Truck
class Truck extends Vehicle {
private double loadCapacity;
// Constructor
public Truck(String brand, int year, double loadCapacity) {
super(brand, year); // Call to the superclass constructor
this.loadCapacity = loadCapacity;
}
// Overriding displayInfo method
@Override
public void displayInfo() {
super.displayInfo(); // Call to superclass method
System.out.println("Load Capacity: " + loadCapacity + " tons");
}
// Overriding getType method
@Override
public String getType() {
return "Truck";
}
}
// Main class to demonstrate the hierarchy
public class VehicleDemo {
public static void main(String[] args) {
// Create instances of Car and Truck
Vehicle myCar = new Car("Toyota", 2020, 4);
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Vehicle myTruck = new Truck("Ford", 2018, 2.5);
// Display vehicle information
System.out.println("Vehicle Type: " + myCar.getType());
myCar.displayInfo();
System.out.println("-------------------------");
System.out.println("Vehicle Type: " + myTruck.getType());
myTruck.displayInfo();
}
}

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