多线程之责任链案例

需求:(本人最近学习多线程,该需求是自己想的,不对的地方望不要介意)
牛奶制作:1、获取牛奶源  2、工厂进行加工  3、包装
          该过程是一个责任链的模式,整个过程是一个串行过程,单独1/2/3步骤是一个独立过程



package
com.wl.Test.duty; public interface IMikeFactory { //定义一个生产牛奶方法 void produceMike(MikeEntity mike); }
package com.wl.Test.duty;

/***
 * 牛奶实体
 * @author gzyc
 *
 */
public class MikeEntity {
    private String name;
    private String address;
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public String getAddress() {
        return address;
    }
    public void setAddress(String address) {
        this.address = address;
    }
    @Override
    public String toString() {
        return "MikeEntity [name=" + name + ", address=" + address + "]";
    } 
    
    
    
}
package com.wl.Test.duty;

import java.util.concurrent.LinkedBlockingQueue;

/***
 * @desc   第一步:获取牛奶源
 * @author gzyc
 *
 */
public class MikeSource extends Thread implements IMikeFactory{
    
    private IMikeFactory mikeFactory;
    //定义一个存储牛奶源的阻塞队列
    private LinkedBlockingQueue<MikeEntity> queue = new LinkedBlockingQueue<>();
    
    //定义一个控制运行的开关
    private volatile boolean flag = false;
    
    public MikeSource(IMikeFactory mikeFactory) { 
        this.mikeFactory = mikeFactory;
    }
    
    @Override
    public void produceMike(MikeEntity mike) { 
        queue.add(mike);
    }

    @Override
    public void run() {
        while (!this.currentThread().isInterrupted()) {
            //while (!flag) {
             try {
                //从队列中拿到牛奶源
                MikeEntity mike = queue.take();
                System.out.println("获取到牛奶源:"+mike);
                //交给下一步骤进行加工牛奶
                mikeFactory.produceMike(mike);
            } catch (InterruptedException e) { 
                //e.printStackTrace();
                break;
            } 
        }
        System.out.println("牛奶源结束");
    }
    
    
    
}
package com.wl.Test.duty;

import java.util.concurrent.LinkedBlockingQueue;

/***
 * @desc   第二步:加工牛奶源
 * @author gzyc
 *
 */
public class MikeProcess extends Thread implements IMikeFactory{
    
    private IMikeFactory mikeFactory;
    //定义一个存储牛奶源的阻塞队列
    private LinkedBlockingQueue<MikeEntity> queue = new LinkedBlockingQueue<>();
    
    //定义一个控制运行的开关
    private volatile boolean flag = false;
    
    public MikeProcess(IMikeFactory mikeFactory) { 
        this.mikeFactory = mikeFactory;
    }
    
    @Override
    public void produceMike(MikeEntity mike) { 
        //对牛奶进行加工
        queue.add(mike);
    }

    @Override
    public void run() {
        while (!flag) {
             try {
                //从队列中拿到加工过后的牛奶
                MikeEntity mike = queue.take();
                System.out.println("加工过后的牛奶:"+mike);
                //交给下一步骤进行加工牛奶
                mikeFactory.produceMike(mike);
            } catch (InterruptedException e) { 
                //e.printStackTrace();
                break;
            } 
        }
        System.out.println("牛奶加工结束");
    }
    
    
    
}
package com.wl.Test.duty;

import java.util.concurrent.LinkedBlockingQueue;

/***
 * @desc   第三步:牛奶包装
 * @author gzyc
 *
 */
public class MikePackage extends Thread implements IMikeFactory{
    
    private IMikeFactory mikeFactory;
    //定义一个存储牛奶源的阻塞队列
    private LinkedBlockingQueue<MikeEntity> queue = new LinkedBlockingQueue<>();
    
    //定义一个控制运行的开关
    private volatile boolean flag = false;
    
    public MikePackage(IMikeFactory mikeFactory) { 
        this.mikeFactory = mikeFactory;
    }
    
    public MikePackage() { 
    }
    
    @Override
    public void produceMike(MikeEntity mike) { 
        //对牛奶进行包装
        queue.add(mike);
    }

    @Override
    public void run() {
        while (!flag) {
             try {
                //从队列中拿到包装过后的牛奶
                MikeEntity mike = queue.take();
                System.out.println("包装过后的牛奶:"+mike);
                //牛奶制作结束
                System.out.println(mike+"牛奶制作结束");
                //mikeFactory.produceMike(mike);
            } catch (InterruptedException e) { 
                //e.printStackTrace();
                break;
            } 
        }
        System.out.println("牛奶包装结束");
    }
    
    
    
}
package com.wl.Test.duty;

import java.util.concurrent.LinkedBlockingQueue;

/***
 * 责任链
 * @author gzyc
 * 牛奶制作:1、获取牛奶源  2、工厂进行加工  3、包装
 *         该过程是一个责任链的模式,整个过程是一个串行过程,单独1/2/3步骤是一个独立过程
 */
public class DutyMainTest {
    private static IMikeFactory mikeFactory;
    
    public static void main(String[] args) throws InterruptedException { 
        
        //启动包装牛奶线程
        MikePackage mikePackage = new MikePackage();
        mikePackage.start();
        
        //启动加工牛奶线程
        MikeProcess mikeProcess = new MikeProcess(mikePackage);
        mikeProcess.start(); 
        
        //启动或者牛奶源线程
        mikeFactory = new MikeSource(mikeProcess);
         ((MikeSource)mikeFactory).start();
        
        MikeEntity mikeEntity;
        for(int i=1;i<=10;i++){
            mikeEntity = new MikeEntity();
            mikeEntity.setName("花生牛奶"+i);
            mikeEntity.setAddress("贵阳"+i);
            mikeFactory.produceMike(mikeEntity);
        }
        
        Thread.currentThread().sleep(5000);
        //中断线程,
        mikePackage.interrupt();
        mikeProcess.interrupt();
        ((MikeSource)mikeFactory).interrupt();
    }
}

 

posted @ 2019-11-26 16:54  习惯有迩  阅读(521)  评论(0编辑  收藏  举报