//: c08:MultiImplementation.java // With concrete or abstract classes, inner // classes are the only way to produce the effect // of "multiple implementation inheritance." // From 'Thinking in Java, 3rd ed.' (c) Bruce Eckel 2002 // www.BruceEckel.com. See copyright notice in CopyRight.txt. package c08; class D {} abstract class E {} class Z extends D { E makeE() { return new E() {}; } } public class MultiImplementation { static void takesD(D d) {} static void takesE(E e) {} public static void main(String[] args) { Z z = new Z(); takesD(z); takesE(z.makeE()); } } ///:~