Thursday, October 15, 2015

How To Use Interface in Java Programming Language

How To Use Interface in Java Programming Language

The Following script is the simplest way to declaring and using interface in Java programming language:

Class diagram:


Java program:

//Sayap = Wing
//Burung = Bird
//Terbang = Fly

interface Sayap{  
 void terbang();
}

class Burung implements Sayap{
 public void terbang(){
  System.out.println("Burung bisa terbang karena punya sayap");
  //Birds can fly becouse it has wings :)
 }
}

class Interface{
 public static void main(String args[]){
  Burung nuri = new Burung();
  nuri.terbang();
 }
}

Output:

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