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Ans. CustomArrayList myarrayList = new CustomArrayList(); myarrayList.add("Value 1"); myarrayList.add("Value 2"); myarrayList.add("Value 3"); for (String string : myarrayList) { System.out.println(string); } package sample.utils; import java.util.ArrayList; import java.util.Iterator; import java.util.List; public class CustomArrayList implements Iterable { private ArrayList mylist = new ArrayList(); public void add(T t) { this.mylist.add(t); } @Override public Iterator iterator() { return new CustomIterator(mylist); } class CustomIterator implements Iterator { private int indexPosition = 0; private List internalList; public CustomIterator(List internalList) { this.internalList = internalList; } @Override public boolean hasNext() { if (internalList.size() >= indexPosition 1) { return true; } return false; } @Override public E next() { E val = internalList.get(indexPosition); indexPosition ; return val; } } } | ||||
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