Java Streams - Stream findAny() example

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Stream findAny() returns an Optional for some element of the stream, or an empty Optional if the stream is empty.

Syntax

findAny has the following syntax.

Optional<T> findAny()

Example

The following example shows how to use findAny.

import java.util.Arrays;
import java.util.List;
import java.util.Optional;
/*from   w  w  w.j  a  va 2s. com*/
public class Main {
  public static void main(String[] args) {
    List<Integer> numbers = Arrays.asList(1, 2, 3, 4, 5);
    Optional<Integer> o = numbers.stream()
                     .findAny();
    if(o.isPresent()){
      System.out.println(o.get());
    }else{
      System.out.println("no value");
    }

  }
}

The code above generates the following result.

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