多线程Thread,Runnable,Callable实现方式

package com.zrrd.XianCheng;

public class MyThread extends Thread{
    private String name;
    public MyThread(String name){
         this.name=name;
    }
    @Override
    public void run() {
          for(int i=0;i<=100;i++){
              System.out.println(name+"下载了"+i+"%");
          }
    }
}

package com.zrrd.XianCheng;

public class ThreadText {
    public static void main(String[] args) {
        //创建一个线程对象
         MyThread my=new MyThread( "A线程");
         //启动线程start()
         my.start();
        //创建第二个线程对象
        MyThread my1=new MyThread("B线程");
        //启动线程start()
        my1.start();
    }
}

package com.zrrd.XianCheng;

public class BingFa implements Runnable {
    int piaoshu=50;
    Object obj=new Object();
    @Override
    public void run() {
        
        while (true){
          synchronized (obj){//发生阻塞事件
                   if(piaoshu>0){
                       System.out.println(Thread.currentThread().getName()+"剩余"+(piaoshu--)+"张");
                   }else{
                       break;
                   }
             }
              try {
                  Thread.sleep(200);
              } catch (InterruptedException e) {
                  e.printStackTrace();
              }
          }
        System.out.println(Thread.currentThread().getName()+"结束售票");
    }
}

package com.zrrd.XianCheng;
import java.lang.Thread;
public class BingFaText {
    public static void main(String[] args) {
         BingFa bf=new BingFa();
         Thread th1=new Thread(bf,"售票窗口1");
         Thread th2=new Thread(bf,"售票窗口2");
         Thread th3=new Thread(bf,"售票窗口3");
         Thread th4=new Thread(bf,"售票窗口4");
         th1.start();
         th2.start();
         th3.start();
         th4.start();
    }
}

package com.zrrd.XianCheng;
import java.util.concurrent.Callable;
public class MyCallable implements Callable<String> {//多线程主体类
    private int ticket=5;                     //线程共享资源
    @Override
    public String call() throws Exception {
            for (int i=0;i<100;i++){
                if(this.ticket>0){
                    System.out.println("卖票，ticket="+this.ticket--);
                }
            }
        return "票已卖光！";        //返回结果
    }
}

package com.zrrd.XianCheng;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.FutureTask;
public class MyCallableDemo {
    public static void main(String[] args) throws ExecutionException, InterruptedException {
        MyCallable callable1 = new MyCallable();//创建多线程实例1
        MyCallable callable2 = new MyCallable();//创建多线程实例2
        FutureTask task1 = new FutureTask<String>(callable1);
        FutureTask task2 = new FutureTask<String>(callable2);
        //FutureTask 是Runnable接口的子类，所以可以使用Thread类的构造方法来接收task对象
        new Thread(task1).start();
        new Thread(task2).start();
        System.out.println("A______"+task1.get());
        System.out.println("B______"+task2.get());
    }
}