Online Java Compiler By
JavaTpoint.com
import java.util.TreeSet; import java.util.concurrent.ConcurrentLinkedQueue; public class ConcurrentLinkedQueueRetainAllExample3 { public static void main(String[] args) { TreeSet
list = new TreeSet
(); ConcurrentLinkedQueue
queue = new ConcurrentLinkedQueue
(); for (int i=1;i<21;i++){ queue.add(i); } list.add(101); list.add(null); queue.retainAll(list); System.out.println("Queue = "+queue); } }
Output