Java生產者消費者模式例子

 

package ProductConsumer;

import org.ietf.jgss.Oid;

    public class Test {
        public static void main(String[] args){
            Market mt=new Market();
            Product product=new Product(mt);
            Consumer consumer=new Consumer(mt);
            new Thread(product).start();
            new Thread(consumer).start();

        }

    }

    class Product implements Runnable{
        Market market=null;
        public Product(Market mt){
            this.market=mt;
        }

    @Override
    public void run() {
        // TODO Auto-generated method stub
        for(int i = 0; i < 20; i++) {
            WoTou wt=new WoTou(i);
            market.push(wt);
            System.out.println("生產了："+wt);
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
      }
    }

    class Consumer implements Runnable{
    Market market=null;
    public Consumer(Market mt){
        this.market=mt;
    }
    @Override
    public void run() {
        // TODO Auto-generated method stub
        for(int i = 0; i < 60; i++) {
            /*WoTou wt=new WoTou(i);
            market.push(wt);*/
            WoTou wTou=market.pop();
            System.out.println("消費了："+wTou);
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
      }
    }


    class Market {
      WoTou[] wtArr=new WoTou[6];
      int index=0;
      public synchronized void push(WoTou wt){
          wtArr[index]=wt;
          index++;

         while(index==wtArr.length) {
            try {
                this.wait();
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        this.notify();
      }
      public synchronized WoTou pop(){

          while (index==0) {
            try {
                this.wait();
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
         this.notify();
          index--;
        return wtArr[index];
      }
    }


    class WoTou{
        int id;
        public WoTou(int id){
            this.id=id;
        }
        @Override
        public String toString() {
            // TODO Auto-generated method stub
            return "WOTUO:"+id;
        }
    }