文章目录一、进程与线程二、并发三、线程间通信四、Java 并发 3 特性一、进程与线程最开始是没有线程这个概念的 , 一个应用程序就是一个进程 , 应用程序运行时 , 如果还要处理与用户交互的逻辑 , 二者只能交替进行 , 这样 CPU 执行效率就很低 ;CPU 是整个计算机系统中的稀缺资源 ,...

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