// streams/LastElement.java

// (c)2016 MindView LLC: see Copyright.txt

// We make no guarantees that this code is fit for any purpose.

// Visit http://mindviewinc.com/Books/OnJava/ for more book information.

import java.util.*;

import java.util.stream.*;

public class LastElement {

public static void main(String[] args) {

OptionalInt last = IntStream.range(10, 20)

.reduce((n1, n2) -> n2);

System.out.println(last.orElse(-1));

// Non-numeric object:

Optional<String> lastobj =

Stream.of("one", "two", "three")

.reduce((n1, n2) -> n2);

System.out.println(lastobj.orElse("Nothing there!"));

}

}

/* Output:

19

three

*/