创建线程的方法2-实现Runnable类

创建线程的方法2

实现Runnable类

package com.peanutist.day06;
​
import org.apache.commons.io.FileUtils;
​
import java.io.File;
import java.io.IOException;
import java.net.URL;
​
public class TestThread02 implements Runnable{
    String url;
    String file;
​
    public TestThread02(String url, String file) {
        this.url = url;
        this.file = file;
    }
​
    public void run(){
        new PicDownLoader().downLoader(this.url,this.file);
        System.out.println(this.file+"下载ok了");
    }
​
    public static void main(String[] args) {
        TestThread02 file04 = new TestThread02("https://img2.doubanio.com/view/dale-online/dale_ad/public/bdc4648bae1f2ff.jpg", "file04");
        TestThread02 file05 = new TestThread02("https://img1.doubanio.com/view/photo/s_ratio_poster/public/p2630627669.webp", "file05");
        TestThread02 file06 = new TestThread02("https://img1.doubanio.com/view/photo/s_ratio_poster/public/p2629056068.webp", "file06");
​
        new Thread(file04).start();
        new Thread(file05).start();
        new Thread(file06).start();
​
    }
}
class PicDownLoader{
    public void downLoader(String url,String file){
        try {
            FileUtils.copyURLToFile(new URL(url),new File(file));
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}