/**

* Sample code used to explain Object Oriented Programming.

*

* @version 1.0

* @author L.Gobinath

*/

public class DoctorDemo {

public static void main(String[] args) {

Cat cat = new Cat();

Dog dog = new Dog();

VeterinaryDoctor doctor = new VeterinaryDoctor();

cat.age = 4;

dog.age = 2;

doctor.treatCat(cat);

doctor.treatDog(dog);

}

}

class VeterinaryDoctor {

/**

* Give treatment to a cat.

* @param cat The cat.

*/

public void treatCat(Cat cat) {

if (cat.age < 3) {

System.out.println("Treatment C1");

} else {

System.out.println("Treatment C2");

}

}

/**

* Give treatment to a dog.

* @param dog The dog.

*/

public void treatDog(Dog dog) {

if (dog.age < 5) {

System.out.println("Treatment D1");

} else {

System.out.println("Treatment D2");

}

}

}

class Cat {

int age;

}

class Dog {

int age;

}