- package com.company.section4;
- /**
- * @author cbf4Life cbf4life@126.com
- * I'm glad to share my knowledge with you all.
- */
- public final class Singleton {
- private static Singleton singleton = null;
- //限制产生多个对象
- private Singleton(){
- }
- //通过该方法获得实例对象
- public synchronized static Singleton getSingleton(){
- if(singleton == null){
- singleton = new Singleton();
- }
- return singleton;
- }
- }