iterator_Iterator

iterable_iterator.java

import java.util.*;
public class Iterable_iterator implements Iterable<Integer> {

    private List<Integer> myList;

    public Iterable_iterator(List<Integer> myList) {
       this.myList = myList;
    }

    @Override
    public Iterator<Integer> iterator() {
        return myList.iterator();
    }

    public static void main(String[] args) {
        List<Integer> myList = new ArrayList<Integer>(); //we have created a list myList
        myList.add(1); //adding the value to it
        myList.add(2);
        myList.add(3);  //123
  
        Iterable_iterator myIterable = new Iterable_iterator(myList); //we create object of the class
        Iterator<Integer> iterator = myIterable.iterator();

        while (iterator.hasNext()) { //elements exist
            Integer i = iterator.next(); // accessing the next element 
            System.out.println(i);  //printing
        }
        
     }
    
}