Constructors in Inheritance in Java

 package com.company;

class Base1{

    Base1(){

        System.out.println("I am a constructor");

    }

    Base1(int x){

        System.out.println("I am an overloaded constructor with value of x as: " + x);

    }

}

class Derived1 extends Base1{

    Derived1(){

        //super(0);

        System.out.println("I am a derived class constructor");

    }

    Derived1(int x, int y){

        super(x);

        System.out.println("I am an overloaded constructor of Derived with value of y as: " + y);

    }

}

class ChildOfDerived extends  Derived1{

    ChildOfDerived(){

        System.out.println("I am a child of derived constructor");

    }

    ChildOfDerived(int x, int y, int z){

        super(x, y);

        System.out.println("I am an overloaded constructor of Derived with value of z as: " + z);

    }

}

public class cwh_46_constructors_in_inheritance {

    public static void main(String[] args) {

        // Base1 b = new Base1();

        // Derived1 d = new Derived1();

        // Derived1 d = new Derived1(14, 9);

        // ChildOfDerived cd = new ChildOfDerived();

        ChildOfDerived cd = new ChildOfDerived(12, 13, 15);

    }

}