java多线程

 

package com;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;

public class TestMain {

    public static void main(String[] args) throws Exception{
        ExecutorService executorService = Executors.newFixedThreadPool(10);
        executorService.execute(new Runnable() {
            public void run() {
                try {
                    Thread.sleep(5000);
                } catch (InterruptedException e) {}
                System.out.println("Asynchronous task");
            }
        });
        executorService.shutdown();
        boolean success = executorService.awaitTermination(5, TimeUnit.HOURS);
        if(success) {
            System.out.println("success");
        }else {
            System.out.println("fail");
        }
        System.out.println("over");
    }

}