操作系统课程设计实验报告proj1

childrenOnMolokai++; lock1.release();

lock3.acquire();// 回来一个孩子 childrenReadyOnMolokai.sleep(); lock3.release();

} else {// 运大人 lock2.acquire(); }

if (adultOnOahu != 0) {

bg.ChildRideToMolokai(); childrenOnOahu--; childrenOnMolokai++; lock3.acquire();

childrenReadyOnMolokai.wake(); lock3.release(); lock3.acquire();

childrenReadyOnMolokai.sleep(); lock3.release();

adultWaitOnOahu.wake(); lock2.release(); lock1.acquire();

childrenWaitOnOahu.sleep(); lock1.release(); continue;

} else {

} else// 剩下的孩子从O岛到M岛 { }

lock3.acquire(); done = true;

bg.ChildRideToMolokai(); childrenOnOahu--; childrenOnMolokai++;

childrenReadyOnMolokai.wakeAll(); lock3.release();

}// 返航的操作

if (done == true) {

break; }// 表示没有结束 else {

pilot = 3;

bg.ChildRowToOahu(); childrenOnOahu++; childrenOnMolokai--;

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}

}

}

continue;

static void SampleItinerary() { }

private static class Child implements Runnable { }

private static class Adult implements Runnable {

Adult(Condition childrenWaitOnOahu, Condition adultWaitOnOahu, }

public void run() {

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System.out.println(\bg.AdultRowToMolokai(); bg.ChildRideToMolokai(); bg.AdultRideToMolokai(); bg.ChildRideToMolokai();

Molokai\);

Child(Condition childrenWaitOnOahu, Condition adultWaitOnOahu, }

public void run() { }

private int Status;

private int location_now;// 1:Oahu,2:Molokai private Condition childrenWaitOnOahu; private Condition adultWaitOnOahu;

private Condition childrenReadyOnMolokai;

ChildItinerary();

Condition childrenReadyOnMolokai) { this.location_now = location_now;

this.childrenWaitOnOahu = childrenWaitOnOahu; this.adultWaitOnOahu = adultWaitOnOahu;

this.childrenReadyOnMolokai = childrenReadyOnMolokai;

Condition childrenReadyOnMolokai) {

this.childrenWaitOnOahu = childrenWaitOnOahu; this.adultWaitOnOahu = adultWaitOnOahu;

this.childrenReadyOnMolokai = childrenReadyOnMolokai;

}

}

}

AdultItinerary();

private Condition childrenWaitOnOahu; private Condition adultWaitOnOahu;

private Condition childrenReadyOnMolokai;

三、测试结果

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