//: innerclasses/ClassInInterface.java // ©2015 MindView LLC: see Copyright.txt // {main: ClassInInterface$Test} public interface ClassInInterface { void howdy(); class Test implements ClassInInterface { @Override public void howdy() { System.out.println("Howdy!"); } public static void main(String[] args) { new Test().howdy(); } } } /* Output: Howdy! *///:~