JVM线程状态，park, wait, sleep, interrupt, yeild 对比

JVM线程状态 NEW, RUNNABLE, BLOCKED, WAITING, TIMED_WAITING, TERMINATED BLOCKED是等待获得对象锁 WAITING是调用了wait, sleep, park   操作系统线程状态   sleep， 进入TIMED_WAITING状态，不出让锁 wait, 进入TIMED_WAITING状态，出让锁，并进入对象的等待队列 park,

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