// Abstract class Animal
abstract class Animal {
// Properties
String name;
int age;
// Constructor
public Animal(String name, int age) {
this.name = name;
this.age = age;
}
// Abstract method
public abstract void sound();
// Method
public void sleep() {
System.out.println(name + " is sleeping.");
}
// Method to display details of the animal
public void displayDetails() {
System.out.println("Name: " + name + ", Age: " + age);
}
}
// Child class Dog inheriting from Animal
class Dog extends Animal {
// Additional property
String breed;
// Constructor
public Dog(String name, int age, String breed) {
// Call to parent class constructor
super(name, age);
this.breed = breed;
}
// Method overriding
@Override
public void sleep() {
System.out.println(name + " the dog is sleeping.");
}
@Override
public void sound() {
System.out.println(name + " says Woof!");
}
// Additional method specific to Dog
public void bark() {
System.out.println(name + " is barking.");
}
@Override
public void displayDetails() {
super.displayDetails();
System.out.println("Breed: " + breed);
}
}
// Child class Cat inheriting from Animal
class Cat extends Animal {
// Additional property
String color;
// Constructor
public Cat(String name, int age, String color) {
super(name, age);
this.color = color;
}
// Method overriding
@Override
public void sleep() {
System.out.println(name + " the cat is sleeping.");
}
@Override
public void sound() {
System.out.println(name + " says Meow!");
}
// Additional method specific to Cat
public void meow() {
System.out.println(name + " is meowing.");
}
@Override
public void displayDetails() {
super.displayDetails();
System.out.println("Color: " + color);
}
}
// Main class
public class Main {
public static void main(String[] args) {
// Create instances of Animal
Animal[] animals = new Animal[3];
animals[0] = new Dog("Buddy", 3, "Labrador");
animals[1] = new Cat("Whiskers", 2, "White");
animals[2] = new Dog("Rex", 4, "German Shepherd");
// Display details and demonstrate polymorphism
for (Animal animal : animals) {
animal.displayDetails();
animal.sleep();
animal.sound();
System.out.println();
}
}
}
