import java.util.ArrayList;
import java.util.ListIterator;
public class Main {
public static void main(String[] args) {
ArrayList aList = new ArrayList();
aList.add("1");
aList.add("2");
aList.add("3");
aList.add("4");
aList.add("5");
ListIterator listIterator = aList.listIterator();
System.out.println("Previous: " + listIterator.previousIndex());
System.out.println("Next: " + listIterator.nextIndex());
// advance current position by one using next method
listIterator.next();
System.out.println("Previous: " + listIterator.previousIndex());
System.out.println("Next: " + listIterator.nextIndex());
}
}