TreeSet descendingSet() method in java
import java.util.Iterator; import java.util.NavigableSet; import java.util.TreeSet; public class TreeSetDescendingSetMethodExample { public static void main(String[] args) { try { TreeSet<String> ts = new TreeSet<String>(); ts.add("Apple"); ts.add("Banana"); ts.add("Cherry"); ts.add("Dragon Fruit"); System.out.println("TreeSet: " + ts); // reverse order view of element using descendingSet() method NavigableSet<String> ns = ts.descendingSet(); Iterator<String> iterate = ns.iterator(); System.out.println("Values using descendingSet() method: "); while(iterate.hasNext()) { System.out.println(iterate.next()); } } catch(NullPointerException ex) { System.out.println("Exception: " + ex); } } }
