Java同步机制可通过类比建筑物来阐明。

Question

这个图片是什么意思，求解释啊

图解展示了整个虚拟机运行时数据区域的情况。

Answer 1

Your question is too broad.
Special Room belongs to the thread or process holding the lock.
Waiting Room belongs to the thread or process that is waiting for the Special holding the lock to release the lock.
Hallway is a process or thread that does not compete for lock resources.