illegalMontiorStateException这个错误解决啊？在多线程中

这是非法语句异常，你检查一下代码吧

这个API文档中说的很清楚了：Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor. 就是说你没有获得对象的锁就企图在这个对象上调用wait或notify方法