摘要:
class TrafficLight{ private String lightType; private static final TrafficLight GREENLIGHT = new TrafficLight("GreenLight"); private static f... 阅读全文
posted @ 2015-12-09 16:32
finalboss1987
阅读(227)
评论(0)
推荐(0)
摘要:
核心是私有构造方法。class Singleton{ private static Singleton obj = new Singleton(); private Singleton(){} public static Singleton getInstance(){ ... 阅读全文
posted @ 2015-12-09 16:04
finalboss1987
阅读(280)
评论(0)
推荐(0)
浙公网安备 33010602011771号