Java Streams - IntStream max() example

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IntStream max() returns an OptionalInt describing the maximum element of this stream, or an empty optional if this stream is empty.

Syntax

max has the following syntax.

OptionalInt max()

Example

The following example shows how to use max.

import java.util.OptionalInt;
import java.util.stream.IntStream;
//  ww  w  .j  a va2  s .  co  m
public class Main {
  public static void main(String[] args) {
    IntStream i = IntStream.of(6,5,7,1, 2, 3, 3);
    OptionalInt d = i.max();
    if(d.isPresent()){
      System.out.println(d.getAsInt());
    }else{
      System.out.println("no value");  
    }    
  }
}

The code above generates the following result.

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