Open In App

LongStream generate() method in Java

Improve
Improve
Like Article
Like
Save
Share
Report

LongStream generate(LongSupplier s) returns an infinite sequential unordered stream where each element is generated by the provided LongSupplier(a supplier of long-valued results). This is suitable for generating constant streams, streams of random elements, etc.

Syntax :

static LongStream generate(LongSupplier s)

Parameters :

  1. LongStream : a sequence of primitive long-valued elements.
  2. LongSupplier : a supplier of long-valued elements.
  3. s : LongSupplier for generated elements.

Return Value : a new infinite sequential unordered LongStream.

Example 1 :




// Java code for LongStream.generate()
// to generate an infinite sequential
// unordered LongStream
import java.util.*;
import java.util.stream.LongStream;
  
class GFG {
  
    // Driver code
    public static void main(String[] args)
    {
        // using LongStream.generate() method
        // to generate 7 random Integer values
        LongStream stream = LongStream.generate(()
               -> { return (long)(Math.random() * 10000); });
  
        // Displaying the randomly generated values
        stream.limit(7).forEach(System.out::println);
    }
}


Output :

4377
6200
9920
6015
7879
7887
8792

Last Updated : 06 Dec, 2018
Like Article
Save Article
Previous
Next
Share your thoughts in the comments
Similar Reads