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| [来源]管理员
[作者]网络文摘 [时间]2005-11-09
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public class road
{
public static void main(String []args)
{
car c=new car();
driver d =new driver(c);
passenger p =new passenger(c);
new Thread(d).start();
new Thread(p).start();
}
}
class car
{
synchronized public void sleep()
{
try{
wait();
}
catch(Exception e)
{
}
}
synchronized public void week()
{
notify();
}
}
class passenger implements Runnable
{
car c;
public passenger()
{
}
public passenger(car c)
{
this.c=c;
}
public void run()
{
while(true)
{
Thread.yield();
try{
Thread.sleep(3000);
}catch(InterruptedException ie)
{
}
System.out.println("a passenger go on");
c.week();
System.out.println("waiting stop and sleep...");
c.sleep();
}
}
}
class driver implements Runnable
{
private car c;
public driver()
{
}
public driver(car c)
{
this.c=c;
}
public void run()
{
while(true)
{
System.out.println("wait a passenger.......");
c.sleep();
try{
Thread.sleep(3000);
}catch(InterruptedException ie)
{
}
Thread.yield();
try{
Thread.sleep(100);
}catch(InterruptedException ie)
{
}
c.week();
System.out.println(" passenger week and go ");
}
} } |
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