东北大学设计模式实验1

/** * Created by 谢东 on 2017/10/5. */ package neu.test1; public class test { public static void main(String[] args) { System.out.println("----------------------------------------------"); System.out.println("Eage_Singleton model start"); eager_singleton obj1 = eager_singleton.getInstance(); eager_singleton obj2 = eager_singleton.getInstance(); if (obj1 == obj2){ System.out.println("obj1和obj2是相同的实例"); } else{ System.out.println("obj1和obj2不是相同的实例"); } System.out.println("End"); System.out.println("----------------------------------------------"); System.out.println("----------------------------------------------"); System.out.println("Lazy_Singleton model start"); lazy_singleton obj3 = lazy_singleton.getInstance(); lazy_singleton obj4 = lazy_singleton.getInstance(); if (obj1 == obj2){ System.out.println("obj3和obj4是相同的实例"); } else{ System.out.println("obj3和obj4不是相同的实例"); } System.out.println("End"); System.out.println("----------------------------------------------"); } }