Java-Programs/polymorphism/TestPolymorphism.java at master · crg-codes/Java-Programs · GitHub

20 lines (15 loc) · 512 Bytes

package polymorphism;

public class TestPolymorphism {

public static void main(String[] args) {

Animal animal1 = new Animal();

System.out.println(animal1.shout()); // Don't Know!

Animal animal2 = new Dog();

// Reference variable type => Animal

// Object referred to => Dog

// Dog's bark method is called.

System.out.println(animal2.shout()); // BOW BOW

// Even though dog has a method run,it cannot be

// invoked using super class reference variable

// animal2.run();//COMPILE ERROR

}

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