ListIterator In Java

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import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;

public class JavaListIterator {

	public static void main(String[] args) {
		List<String> list = new ArrayList<String>();

		list.add("Java");
		list.add("C#");
		list.add("Phython");
		list.add("SQL");

		ListIterator listIterator = list.listIterator();

		while (listIterator.hasNext()) {

			System.out.println(listIterator.next());
		}

		while (listIterator.hasPrevious()) {

			System.out.println(listIterator.previous());
		}
	}
}
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