这里,注意到locations使用了ConcurrentMap这个线程安全的Map,使用装饰器模式,将它转换为不可修改的Map后,发布没有任何线程安全问题,而且也解决了车辆位置的时效性问题:因为发布的是实时locations。这里的Point类也是线程安全的,可以直接通过getLocation()方法发布: publicclassPoint {publicfinalintx, y;publicPoint(intx,...
It’s one of the important topics for java interview questions. Here I am listing some important java collections interview questions and answers to help you in the interview. This is directly coming from my 14+ years of experience in Java programming.Java Collections Interview QuestionsWhat are ...
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Java interview preparation is very important for anyone looking to get a high-paying job as a Java developer. Practicing common interview questions and solving coding challenges help in enhancing problem-solving skills and performance during technical interviews. ...
Get Ready for your Java Interview with 200+ Java Interview Questions for Beginners 评分:4.6,满分 5 分4.6(8720 个评分) 63,063 个学生 创建者in28Minutes Official 上次更新时间:12/2024 英语 英语[自动], 土耳其语 [自动], 您将会学到 You will be able to Answer questions on Java Platform, Wrapp...
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25.Do you have any questions that you would like to ask me? What is a typical workday like and what would I do? What is your expectation for me in this job? 26.What J2EE design patterns have you used before? Command/Session Facade/Service Locator/Data Access Object/Business Delegate ...