线程同步通信技术-wait notify 用法-优快云博客

/**
*
* <pre>
* 子线程运行10次，主线程运行100次，子线程在运行10次，接着主线程在运行100次，依次循环50次

* 线程之间的通信与同步应该在一个业务类中处理
* </pre>
*
* @create 2014年10月22日下午8:55:17
* @modify
* @since   JDK1.6
*/
import java.util.concurrent.atomic.AtomicInteger;

public class TraditionalThreadCommunication {

    /**
    * @param args
    */
    public static void main(String[] args) {

        final Business business = new Business();
        new Thread(
                new Runnable() {

                    @Override
                    public void run() {

                        for(int i=1;i<=50;i++){
                            System.out.println("sub run i"+i);
                            business.sub(i);
                        }

                    }
                }
        ).start();

        for(int i=1;i<=50;i++){
            System.out.println("i--------"+i);
            business.main(i);
        }

    }

}
class Business {
    private boolean bShouldSub = true;
    public synchronized void sub(int i){
        while(!bShouldSub){
            try {
                this.wait();
            } catch (InterruptedException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
            for(int j=1;j<=10;j++){
                System.out.println("sub thread sequence of " + j + ",loop of " + i);
            }
        bShouldSub = false;
        this.notify();
    }

    public synchronized void main(int i){
            while(bShouldSub){
                try {
                    this.wait();
                } catch (InterruptedException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }
            }
            for(int j=1;j<=100;j++){
                System.out.println("main thread sequence of " + j + ",loop of " + i);
            }
            bShouldSub = true;
            this.notify();
    }
}
摘自 04_传智播客_张孝祥_传统线程同步通信技术