PriorityQueue parallelStream() in Java

parallelStream(): This method is available in java.util.PriorityQueue class of Java.

Syntax:

Stream<K> java.util.Collection.parallelStream()

This method returns a possibly parallel Stream with this collection as its source.

Parameters: NA

Returns: a possibly parallel Stream over the elements in this collection.

Exceptions: NA

Approach

Java

import java.util.PriorityQueue;
import java.util.stream.Stream;

public class PriorityQueueparallelStream {
    public static void main(String[] args) {

        PriorityQueue<Integer> priorityQueue = 
                 new PriorityQueue<Integer>();

        priorityQueue.add(12);
        priorityQueue.add(5);
        priorityQueue.add(10);
        priorityQueue.add(2);

        Stream<Integer> stream = priorityQueue.parallelStream();

        System.out.println(stream.count());

    }
}

Output:

4