The spliterator() method of CopyOnWriteArraySet returns an spliterator over the elements in this Set in proper sequence. There is no need of synchronization while operating on the spliterator.
Syntax:
public Spliterator spliterator()
Return Value: The function returns an spliterator over the elements in the Set.
Below programs illustrate the above function:
Program 1:
// Java Program to illustrate the CopyOnWriteArraySet // spliterator() method in Java   import java.util.concurrent.CopyOnWriteArraySet; import java.util.*;   public class GFG {     public static void main(String[] args)     {           // create object of CopyOnWriteArraySet         CopyOnWriteArraySet<Integer> ArrSet             = new CopyOnWriteArraySet<Integer>();           // Add elements         ArrSet.add( 32 );         ArrSet.add( 67 );         ArrSet.add( 67 );         ArrSet.add( 100 );           // print CopyOnWriteArraySet         System.out.println( "CopyOnWriteArraySet: "                            + ArrSet);           Spliterator<Integer>             numbers = ArrSet.spliterator();           // print result from Spliterator         System.out.println( "Set of Numbers:" );           // forEachRemaining method of Spliterator         numbers             .forEachRemaining(                 (n) -> System.out.println(n));     } } |
CopyOnWriteArraySet: [32, 67, 100] Set of Numbers: 32 67 100
Program 2:
// Java Program to illustrate the CopyOnWriteArraySet // spliterator() method in Java   import java.util.concurrent.CopyOnWriteArraySet; import java.util.*;   public class GFG {     public static void main(String[] args)     {           // create object of CopyOnWriteArraySet         CopyOnWriteArraySet<String> ArrSet             = new CopyOnWriteArraySet<String>();           // Add elements         ArrSet.add( "gopal" );         ArrSet.add( "gfg" );         ArrSet.add( "jgec" );         ArrSet.add( "sudo" );           // print CopyOnWriteArraySet         System.out.println( "CopyOnWriteArraySet: "                            + ArrSet);           Spliterator<String>             numbers = ArrSet.spliterator();           // print result from Spliterator         System.out.println( "Set of strings:" );           // forEachRemaining method of Spliterator         numbers             .forEachRemaining(                 (n) -> System.out.println(n));     } } |
CopyOnWriteArraySet: [gopal, gfg, jgec, sudo] Set of strings: gopal gfg jgec sudo