樊顺厚老师高数视频下载java脚本

 

package com.ideatech.hadoop;

import org.junit.Test;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.concurrent.TimeUnit;

/**
 * Created with IntelliJ IDEA.
 * User: pengjingqing
 * Date: 2020/4/27   Time: 2:34 PM
 * Email: aeolusjack@163.com
 * Description:
 */
public class VideoDownUtil {

    private String allUrls = "高等数学（一）： d0.ananas.chaoxing.com/download/524292575370f687d061a4dd\n" +
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            "高等数学（一百五十四）： d0.ananas.chaoxing.com/download/524292f35370f687d061a597\n" +
            "："+
            "高等数学（一百五十五）： d0.ananas.chaoxing.com/download/524292f35370f687d061a598\n" +
            "："+
            "高等数学（一百五十六）： d0.ananas.chaoxing.com/download/524292f45370f687d061a599\n" +
            "："+
            "高等数学（一百五十七）： d0.ananas.chaoxing.com/download/524292f55370f687d061a59a\n" +
            "："+
            "高等数学（一百五十八）： d0.ananas.chaoxing.com/download/524292f65370f687d061a59b\n" +
            "："+
            "高等数学（一百五十九）： d0.ananas.chaoxing.com/download/524292f75370f687d061a59c\n" +
            "："+
            "高等数学（一百六十）： d0.ananas.chaoxing.com/download/524292f75370f687d061a59d\n" +
            "："+
            "高等数学（一百六十一）： d0.ananas.chaoxing.com/download/524292f85370f687d061a59e\n" +
            "："+
            "高等数学（一百六十二）： d0.ananas.chaoxing.com/download/524292f95370f687d061a59f\n" +
            "："+
            "高等数学（一百六十三）： d0.ananas.chaoxing.com/download/524292fa5370f687d061a5a0\n" +
            "："+
            "高等数学（一百六十四）： d0.ananas.chaoxing.com/download/524292fa5370f687d061a5a1\n" +
            "："+
            "高等数学（一百六十五）： d0.ananas.chaoxing.com/download/524292fb5370f687d061a5a2\n" +
            "："+
            "高等数学（一百六十六）： d0.ananas.chaoxing.com/download/524292fc5370f687d061a5a3\n" +
            "："+
            "高等数学（一百六十七）： d0.ananas.chaoxing.com/download/524292fd5370f687d061a5a4\n" +
            "："+
            "高等数学（一百六十八）： d0.ananas.chaoxing.com/download/524292fd5370f687d061a5a5\n" +
            "："+
            "高等数学（一百六十九）： d0.ananas.chaoxing.com/download/524292fe5370f687d061a5a6\n" +
            "："+
            "高等数学（一百七十）： d0.ananas.chaoxing.com/download/524292ff5370f687d061a5a7\n" +
            "："+
            "高等数学（一百七十一）： d0.ananas.chaoxing.com/download/524293005370f687d061a5a8\n" +
            "："+
            "高等数学（一百七十二）： d0.ananas.chaoxing.com/download/524293015370f687d061a5a9\n" +
            "："+
            "高等数学（一百七十三）： d0.ananas.chaoxing.com/download/524293015370f687d061a5aa\n" +
            "："+
            "高等数学（一百七十四）： d0.ananas.chaoxing.com/download/524293025370f687d061a5ab\n" +
            "："+
            "高等数学（一百七十五）： d0.ananas.chaoxing.com/download/524293035370f687d061a5ac\n" +
            "："+
            "高等数学（一百七十六）： d0.ananas.chaoxing.com/download/524293045370f687d061a5ad\n" +
            "："+
            "高等数学（一百七十七）： d0.ananas.chaoxing.com/download/524293045370f687d061a5ae\n" +
            "："+
            "高等数学（一百七十八）： d0.ananas.chaoxing.com/download/524293055370f687d061a5af\n" +
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            "高等数学（一百七十九）： d0.ananas.chaoxing.com/download/524293065370f687d061a5b0\n" +
            "："+
            "高等数学（一百八十）： d0.ananas.chaoxing.com/download/524293075370f687d061a5b1\n" +
            "："+
            "高等数学（一百八十一）： d0.ananas.chaoxing.com/download/524293075370f687d061a5b2\n" +
            "："+
            "高等数学（一百八十二）： d0.ananas.chaoxing.com/download/524293085370f687d061a5b3\n" +
            "："+
            "高等数学（一百八十三）： d0.ananas.chaoxing.com/download/524293095370f687d061a5b4\n" +
            "："+
            "高等数学（一百八十四）： d0.ananas.chaoxing.com/download/5242930a5370f687d061a5b5\n" +
            "："+
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            "全微分的不变性（二）： d0.ananas.chaoxing.com/download/524292ab5370f687d061a548\n" +
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            "隐函数求导公式（四）： d0.ananas.chaoxing.com/download/524292ae5370f687d061a54c\n" +
            "："+
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            "方向导数与梯度（三）： d0.ananas.chaoxing.com/download/524292b15370f687d061a54f\n" +
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            "方向导数与梯度（四）： d0.ananas.chaoxing.com/download/524292b15370f687d061a550\n" +
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            "多元函数极值及其求法（三）： d0.ananas.chaoxing.com/download/524292b45370f687d061a553\n" +
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            "多元函数极值及其求法（四）： d0.ananas.chaoxing.com/download/524292b55370f687d061a554\n" +
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            "对坐标的曲面积分（一）： d0.ananas.chaoxing.com/download/524292b65370f687d061a555\n" +
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            "对坐标的曲面积分（二）： d0.ananas.chaoxing.com/download/524292b75370f687d061a556\n" +
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            "对坐标的曲面积分（四）： d0.ananas.chaoxing.com/download/524292b95370f687d061a558\n" +
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            "对坐标的曲面积分（五）： d0.ananas.chaoxing.com/download/524292bb5370f687d061a559\n" +
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            "："+
            "曲线积分与曲面积分（一）： d0.ananas.chaoxing.com/download/5242930b5370f687d061a5b7\n" +
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            "曲线积分与曲面积分（二）： d0.ananas.chaoxing.com/download/5242930c5370f687d061a5b8\n" +
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            "曲面积分与空间曲线之间的关系（一）： d0.ananas.chaoxing.com/download/5242930d5370f687d061a5b9\n" +
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            "："+
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            "："+
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            "："+
            "无穷级数（一）： d0.ananas.chaoxing.com/download/524293115370f687d061a5be\n" +
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            "无穷级数（二）： d0.ananas.chaoxing.com/download/524293125370f687d061a5bf\n" +
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            "："+
            "常数项级数的审敛法（一）： d0.ananas.chaoxing.com/download/524293285370f687d061a5db\n" +
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            "常数项级数的审敛法（七）： d0.ananas.chaoxing.com/download/5242932d5370f687d061a5e1\n" +
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            "："+
            "幂级数（一）： d0.ananas.chaoxing.com/download/5242932e5370f687d061a5e3\n" +
            "："+
            "幂级数（二）： d0.ananas.chaoxing.com/download/5242932f5370f687d061a5e4\n" +
            "："+
            "幂级数（三）： d0.ananas.chaoxing.com/download/524293305370f687d061a5e5\n" +
            "："+
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            "："+
            "习题（五）： d0.ananas.chaoxing.com/download/524293315370f687d061a5e7\n" +
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            "："+
            "习题（八）： d0.ananas.chaoxing.com/download/524293335370f687d061a5ea\n" +
            "："+
            "函数展开成幂级数（一）： d0.ananas.chaoxing.com/download/524293345370f687d061a5eb\n" +
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            "函数展开成幂级数（二）： d0.ananas.chaoxing.com/download/524293355370f687d061a5ec\n" +
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            "函数展开成幂级数（三）： d0.ananas.chaoxing.com/download/524293365370f687d061a5ed\n" +
            "："+
            "傅里叶级数（一）： d0.ananas.chaoxing.com/download/524293375370f687d061a5ee\n" +
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            "习题课（十六）： d0.ananas.chaoxing.com/download/5242933f5370f687d061a5f9\n" +
            "："+
            "微分方程（三）： d0.ananas.chaoxing.com/download/524293405370f687d061a5fa\n" +
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            "："+
            "微分方程（一）： d0.ananas.chaoxing.com/download/524293415370f687d061a5fc\n" +
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            "："+
            "齐次方程（一）： d0.ananas.chaoxing.com/download/524293435370f687d061a5fe\n" +
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            "习题课（二十）： d0.ananas.chaoxing.com/download/524293485370f687d061a605\n" +
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            "可降阶的微分方程（一）： d0.ananas.chaoxing.com/download/524293495370f687d061a606\n" +
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            "高阶线性微分方程（二）： d0.ananas.chaoxing.com/download/5242934b5370f687d061a609\n" +
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            "习题课（二十三）： d0.ananas.chaoxing.com/download/524293545370f687d061a614";


    public static boolean httpDownload(String httpUrl, String saveFile) {
        // 1.下载网络文件
        int byteRead;
        URL url;
        try {
            url = new URL(httpUrl);
        } catch (MalformedURLException e1) {
            e1.printStackTrace();
            return false;
        }

        try {
            //2.获取链接
            URLConnection conn = url.openConnection();
            //3.输入流
            InputStream inStream = conn.getInputStream();
            //3.写入文件
            FileOutputStream fs = new FileOutputStream(saveFile);

            byte[] buffer = new byte[1024];
            while ((byteRead = inStream.read(buffer)) != -1) {
                fs.write(buffer, 0, byteRead);
            }
            inStream.close();
            fs.close();
            return true;
        } catch (FileNotFoundException e) {
            e.printStackTrace();
            return false;
        } catch (IOException e) {
            e.printStackTrace();
            return false;
        }
    }


    @Test
    public void httpDownload() throws InterruptedException {



        String[] split = allUrls.split("：");

        String name = "";

//        BlockingQueue<Runnable> queue = new ArrayBlockingQueue<>(400);
//
//        ThreadPoolExecutor pool = new ThreadPoolExecutor(4, 5, 60, TimeUnit.MICROSECONDS, queue);


        for (int i = 0; i < split.length; i++) {

            if (i%2 == 0){
               name = split[i].trim();
            }else {


                System.out.println(name);

                String trim = split[i].trim();
                System.out.println("下载地址为:  "+trim);

                TimeUnit.MILLISECONDS.sleep(10000);


                httpDownload("http://"+trim,"/Users/pengjingqing/Desktop/mathHighFanShunhou/"+name+".mp4");

               // Runnable task = new CustomTask(i,"",name);

               // pool.execute(task);

            }


        }

       // pool.shutdown();


    }



}