关于线程
关于线程.............................................................................................................................................1
在什么情况下用多线程.............................................................................................................2
暂停线程执行操作的方法.........................................................................................................2
Sleep 方法...........................................................................................................................2
wait set——线程休息室....................................................................................................2
wait 方法——把线程放入 wait set....................................................................................3
Yuarded wait........................................................................................................................3
busy wait.............................................................................................................................3
wait 与锁定.........................................................................................................................4
wait()/notify()......................................................................................................................4
wait()/sleep()的区别...........................................................................................................5
Spin lock..............................................................................................................................5
Polling.................................................................................................................................5
notify 方法——从 wait set 中拿出线程............................................................................6
notifyAll——从 wait set 里拿出所有的线程....................................................................6
线程同步方法.............................................................................................................................7
synchronized 方法...............................................................................................................7
synchronized 阻挡...............................................................................................................7
synchronized 实例方法和 synchronized 阻挡...................................................................8
Synchronized 类方法和 synchronized 阻挡.......................................................................8
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