JAVA 多线程

2018-12-11  本文已影响3人  mr_酱

java 多线程的实现方式

一、继承Thread类,并重写run方法

示例代码:

package com.zhouxuyang.thread;

public class TestThread extends Thread {

    @Override
    public void run() {

        for (int i = 0; i < 100; i++) {
            System.out.println(currentThread().getName() + " --- " + i);
        }

    }

    public static void main(String[] args) {
        TestThread t1 = new TestThread();
        TestThread t2 = new TestThread();
        TestThread t3 = new TestThread();
        t1.start();
        t2.start();
        t3.start();
    }

}

二、实现Runnable接口并重新run()

使用静态代理

package com.zhouxuyang.thread;

public class TestRunnable implements Runnable {

    @Override
    public void run() {
        // TODO Auto-generated method stub
        for (int i = 0; i <= 100; i++) {
            System.out.println(Thread.currentThread().getName() + " --- " + i);
        }
    }

    public static void main(String[] args) {
        // 初始化真实对象
        TestThread thread1 = new TestThread();
        // 创建代理对象
        Thread t1 = new Thread(thread1, "线程1");
        Thread t2 = new Thread(thread1, "线程2");
        Thread t3 = new Thread(thread1, "线程3");
        // 启动代理
        t1.start();
        t2.start();
        t3.start();
    }

}

推荐接口的方式:

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