Java线程状态

New

LockSupport.park()

Timed Waiting

o.wait(timeout)

join的线程结束或被中断

t.join()

超时时间到

Thread.sleep(sleeptime)

LockSupport.unpark()

LockSupport.parkNanos(timeout)

获得了monitor锁

join线程结束或被中断

t.join(timeout)

Terminated

t.start()

Runnable

o.notify()/o.notifyAll()

LockSupport.parkUntil(timeout)

Waiting

Blocked

进入synchronized保护的代码块，但是并没有获取到锁

thread terminate

o.wait()