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20201128视频批量下载测试

tiaosheng
zy_Java 5 years ago
parent
commit
8a7a11d69b
  1. 2
      mt/src/main/resources/mapper_dao/CompeteScoreDao.xml
  2. 99
      util/src/test/java/com/ccsens/util/VideoTest.java

2
mt/src/main/resources/mapper_dao/CompeteScoreDao.xml

@ -605,7 +605,7 @@
t_compete_start_order startOrder,
t_compete_video v,
t_compete_team team,
t_compete_team_member tm,
t_compete_team_member tm,o
t_compete_player player,
t_compete_company company
WHERE

99
util/src/test/java/com/ccsens/util/VideoTest.java

@ -0,0 +1,99 @@
package com.ccsens.util;
import java.io.*;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
public class VideoTest {
/**
* 说明根据指定URL将文件下载到指定目标位置
* @param urlPath
* 下载路径
* @param downloadDir
* 文件存放目录
* @return 返回下载文件
*/
@SuppressWarnings("finally")
public static File downloadFile(String urlPath, String downloadDir) {
File file = null;
try {
// 统一资源
URL url = new URL(urlPath);
// 连接类的父类,抽象类
URLConnection urlConnection = url.openConnection();
// http的连接类
HttpURLConnection httpURLConnection = (HttpURLConnection) urlConnection;
//设置超时
httpURLConnection.setConnectTimeout(1000*5);
//设置请求方式,默认是GET
httpURLConnection.setRequestMethod("POST");
// 设置字符编码
httpURLConnection.setRequestProperty("Charset", "UTF-8");
// 打开到此 URL引用的资源的通信链接(如果尚未建立这样的连接)。
httpURLConnection.connect();
// 文件大小
int fileLength = httpURLConnection.getContentLength();
// 控制台打印文件大小
System.out.println("您要下载的文件大小为:" + fileLength / (1024 * 1024) + "MB");
// 建立链接从请求中获取数据
URLConnection con = url.openConnection();
BufferedInputStream bin = new BufferedInputStream(httpURLConnection.getInputStream());
// 指定文件名称(有需求可以自定义)
String fileFullName="";
if(urlPath.contains("=")){
fileFullName=urlPath.substring(urlPath.lastIndexOf("=")+1);
}
// 指定存放位置(有需求可以自定义)
String path = downloadDir + File.separatorChar + fileFullName;
file = new File(path);
// 校验文件夹目录是否存在,不存在就创建一个目录
if (!file.getParentFile().exists()) {
file.getParentFile().mkdirs();
}
OutputStream out = new FileOutputStream(file);
int size = 0;
int len = 0;
byte[] buf = new byte[2048];
while ((size = bin.read(buf)) != -1) {
len += size;
out.write(buf, 0, size);
// 控制台打印文件下载的百分比情况
System.out.println("下载了-------> " + len * 100 / fileLength + "%\n");
}
// 关闭资源
bin.close();
out.close();
System.out.println("文件下载成功!");
} catch (MalformedURLException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
System.out.println("文件下载失败!");
} finally {
return file;
}
}
/**
* 测试
* @param args
*/
public static void main(String[] args) {
// 指定资源地址,下载文件测试
downloadFile("http://1258473962.vod2.myqcloud.com/1e124671vodcq1258473962/76557f735285890810478037694/VCj25SXUgFsA.mp4", "D:/temp/");
}
}
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