从上述打印的结果我们可以看出,使用 notify 并不是随机唤醒的,而是顺序唤醒的,虽然以上代码能证明这个结论,但为了更清楚的解释这个问题,我们查看了 notify 的实现源码,它的源码内容如下: /*** Wakes up a single thread that is waiting on this object's* monitor. If any threads are
wait接口注释: This method causes the current thread to place itself in the wait set for this object and then to relinquish any and all synchronization claims on this object. wait方法会将当前线程放入wait set,等待被唤醒,并放弃lock对象上的所有同步声明,意味着线程A释放了锁,线程B可以重新执行加锁操...
Object.wait以及notify注解 *Causes the calling thread to wait until another thread calls the{@code*notify()}or{@codenotifyAll()}methodofthisobject.This method can*only be invoked by a thread which ownsthisobject's monitor;see*{@link#notify()}on how a thread can become the ownerofa monitor...
The current thread must own this object's monitor. The thread releases ownership of this monitor and waits until another thread notifies threads waiting on this object's monitor to wake up either through a call to the notify method or the notifyAll method. The thread then waits until it can...
* notifies threads waiting on this object's monitor to wake up * either through a call to the {@code notify} method or the * {@code notifyAll} method. The thread then waits until it can * re-obtain ownership of the monitor and resumes execution. ...
* {@link #notify notify} method for a description of the ways in which * a thread can become the owner of a monitor lock. */ public final void wait(long timeout, int nanos) throws InterruptedException { if (timeout < 0) {
* between threads that would otherwise over-utilise a CPU. Its use * should be combined with detailed profiling and benchmarking to * ensure that it actually has the desired effect. * * It is rarely appropriate to use this method. It may be useful * for...
Exception in thread"main"java.lang.IllegalMonitorStateException at java.lang.Object.wait(Native Method) at java.lang.Object.wait(Object.java:502) at chapter3.Test6.main(Test6.java:8) 使用wait与notify的简单的实例 packagechapter3;importlombok.extern.slf4j.Slf4j;@Slf4j(topic = "c.Test6")publ...
waiter waiter thread got notified at time:1356318918120 waiter processed: notifier Notifier work done Since notifyAll() method wake up both the Waiter threads and program completes and terminates after execution. That’s all for wait, notify and notifyAll in java....
if the thread calling this method is not the owner of this object's monitor. Remarks Wakes up all threads that are waiting on this object's monitor. A thread waits on an object's monitor by calling one of thewaitmethods. The awakened threads will not be able to proceed until the curren...