URL url =
new URL("http://www.sjtu.edu.cn/down.zip"
);
HttpURLConnection httpConnection =
(HttpURLConnection)url.openConnection();
// 设置 User-Agent
httpConnection.setRequestProperty("User-Agent","NetFox"
);
// 设置断点续传的开始位置
httpConnection.setRequestProperty("RANGE","bytes=2000070"
);
// 获得输入流
InputStream input = httpConnection.getInputStream();
转载于:https://www.cnblogs.com/xushihai/p/4600906.html
