thread13.java

学习java编程的好程序

class ham                                       //把装汉堡包的盒子作为监视器类
{
    static Object box=new Object();
    static int totalmaterial=10;
    static int sales=0;
    static int production=5;
}
class hmaker extends Thread                      //厨师线程类
{
    public void make()
    {
        synchronized(ham.box)
        {
            (ham.production)++;
            try
            {
                ham.box.notify();
            }
            catch(Exception e){}
        } 
    }
    public void run()
    {
        while(ham.production<ham.totalmaterial)
        {      
            if(ham.production>0) 
            {
                System.out.println("厨师"+getName()+":"+"汉堡来了(总共"+(ham.production-ham.sales)+"个)");
            } 
            try 
            { 
                sleep(3000);
            } 
            catch(Exception e){}
            make(); 
        } 
     } 
}
class hassistant extends Thread 
{
    public void sell()
    {
        if(ham.production==0)
        {
            System.out.println("营业员：顾客朋友们，请稍微等一下,汉堡没了!!");
        }
        try 
        { 
            ham.box.wait();
        } 
        catch(Exception e){} 
        ham.sales++; 
        System.out.println("营业员：顾客好，汉堡上来了，（总共卖了"+ham.sales+"个）"); 
    }
    public void run()
    { 
        while(ham.sales<ham.production)
        { 
            try 
            { 
                sleep(1000); 
            } 
            catch(Exception e){} 
            sell(); 
        } 
    } 
} 
public class thread13 
{ 
    public static void main(String[] args) 
    { 
        hmaker maker=new hmaker(); 
        hassistant assistant=new hassistant(); 
        maker.setName("甲"); 
        maker.start(); 
        assistant.start(); 
    }
}