// patterns/CommandPattern.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.*;

public class CommandPattern {

public static void main(String[] args) {

List<Runnable> macro = Arrays.asList(

() -> System.out.print("Hello "),

() -> System.out.print("World! "),

() -> System.out.print("I'm the command pattern!")

);

macro.forEach(Runnable::run);

}

}

/* Output:

Hello World! I'm the command pattern!

*/