// functional/CurriedIntAdd.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.
import java.util.function.*;

public class CurriedIntAdd {
 public static void main(String[] args) {
 IntFunction<IntUnaryOperator>
 curriedIntAdd = a -> b -> a + b;
 IntUnaryOperator add4 = curriedIntAdd.apply(4);
 System.out.println(add4.applyAsInt(5));
 }
}
/* Output:
9
*/