摘要:
// hiding/Lunch.java // Demonstrates class access specifiers. Make a class // effectively private with private constructors: class Soup1 { private Sou 阅读全文
摘要:
1. this者谁? // housekeeping/PassingThis.java class Person { public void eat(Apple apple) { Apple peeled = apple.getPeeled(); System.out.println("Yummy" 阅读全文