目录同步编程一、线程 Thread二、Future三、FutureTask四、异步框架 CompletableFuture五、 SpringBoot 注解 @Async六、Spring ApplicationEvent 事件七、消息队列最近有很多小伙伴给我留言，能不能总结下异步编程，
Seems like this might be easy, but from reading other SO answers there are a number of ways for it to possibly work:
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