两个线程轮流打印奇偶数

第一种方式 使用Object的wait和notify实现

package cn.zhm.Thread;

import java.util.concurrent.atomic.AtomicInteger;

public class test_02 {
    AtomicInteger count = new AtomicInteger(1);
    public void test(int number){
        new Thread(() ->{//打印奇数

            synchronized(this){
                try {
                    while (count.get() %2 == 0 ){
                        this.wait();
                    }
                    System.out.println("AA" +count.get());
                    count.incrementAndGet();
                    this.notify();//通过打印偶数
                }catch (Exception e){
                    System.out.println("发生异常。。。");
                }
            }
        }).start();

        new Thread(() ->{//打印偶数

            synchronized(this){
                try {
                    while (count.get() %2  == 1){
                        this.wait();
                    }
                    System.out.println("BB"+count.get());
                    count.incrementAndGet();
                    this.notify();
                }catch (Exception e){
                    System.out.println("发生异常。。。");
                }
            }
        }).start();
    }
    public static void main(String[] args) {
        // TODO Auto-generated method stub
        test_02 test_01 = new test_02();
        for (int index = 0; index <1000;index++){
            test_01.test(index);
        }
    }
}

 

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