// functional/Closure5.java // (c)2016 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. // {CompileTimeError} (Will not compile) import java.util.function.*; public class Closure5 { IntSupplier make_fun(int x) { int i = 0; i++; x++; return () -> x + i; } }