pxcong007的专栏

简单工厂模式 [code="java"] // 产品接口 public interface Product { public void getName(); } // 具体产品A public class ProductA implements Product { ...

[code="java"] package singleton; /** * @author 丛培雪 E-mail:congpeixue@126.com * @version 创建时间：2008-7-6 上午02:21:41 类说明 */ public class Singleton { static class SingletonHolder { st...

Business.class [code="java"] package aop; public interface Business { public void print(); } [/code] BusinessImpl.class [code="java"] package aop; import java.util.logging.L...

[code="java"] package com.question; public class Singleton { private static class Holder { private static final Singleton singleton = new Singleton(); } private...