AtomicInteger的使用

package thread.learn;

import java.util.concurrent.atomic.AtomicInteger;

/**
 * Created by liujinhong on 2017/3/5.
 */
public class AtomicIntegerTest {
    public static void main(String[] args) {
//        myThread2 my2 = new myThread2();
//        Thread thread1 = new Thread(my2);
//        Thread thread2 = new Thread(my2);
//
//        thread1.start();
//        thread2.start();
//
//        while (thread1.isAlive() || thread2.isAlive()) {
//
//        }

//        System.out.println(my2.atomicInteger);
        myThread3 my3 = new myThread3();
        Thread thread3 = new Thread(my3);
        Thread thread4 = new Thread(my3);

        thread3.start();
        thread4.start();

        while (thread3.isAlive() || thread4.isAlive()) {

        }

        System.out.println(my3.integer);
    }
}
//对AtomicInteger进行操作
class myThread2 implements Runnable {
    public AtomicInteger atomicInteger = new AtomicInteger(0);
    @Override
    public void run() {
        for (int i = 0; i < 10000; i++) {
            atomicInteger.addAndGet(1);
        }
    }
}
//对Integer进行操作
class myThread3 implements Runnable {
    public Integer integer = new Integer(0);
    @Override
    public void run() {
        for (int i = 0; i < 10000; i++) {
            integer++;
        }
    }
}