Answered: Test the follow code step by step and…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Related questions

Question

Test the follow code step by step and describe the working and purpose of following
code. Add enough detail to justify the use of OOP concepts in this examples. Finally show the
output of following code:

interface Bird
{
public void fly();
public void makeSound();
}
class Sparrow implements Bird
{
public void fly()
{
System.out.println("Flying");
}
public void makeSound()
{
System.out.println("Chirp Chirp");
}
}
interface ToyDuck
{
public void squeak();
}
class PlasticToyDuck implements ToyDuck
{
public void squeak()
{
System.out.println("Squeak");
}
}
class BirdAdapter implements ToyDuck
{
Bird bird;
public BirdAdapter(Bird bird)
{
this.bird = bird;
}
public void squeak()
{
bird.makeSound();
}
}
%%%%%%%%%%%%%%%%%%MAIN%%%%%%%%%%%%%%%%%%%%%%%%%%
class Main
{
public static void main(String args[])
{
Sparrow sparrow = new Sparrow();
ToyDuck toyDuck = new PlasticToyDuck();
ToyDuck birdAdapter = new BirdAdapter(sparrow);
System.out.println("Sparrow...");
sparrow.fly();
sparrow.makeSound();
System.out.println("ToyDuck...");
toyDuck.squeak();
System.out.println("BirdAdapter...");
birdAdapter.squeak();
}
}