public static final String HTTp_URL="http:下載鏈接";

public static void main(String[] args) {

Dol();

}

public static void Dol(){

BufferedInputStream bis=null;

BufferedOutputStream bos=null;

try {

URL url = new URL(HTTp_URL);

HttpURLConnection connection = (HttpURLConnection) url.openConnection();

connection.setRequestMethod("GET");

connection.connect();

InputStream is = connection.getInputStream();

bis = new BufferedInputStream(is);

File file = new File("D:/test/"+HTTp_URL.substring((HTTp_URL.lastIndexOf("/"))));//名字截取 可以省略

FileOutputStream fos = new FileOutputStream(file);

bos = new BufferedOutputStream(fos);

int b = 0;

byte[] byArr = new byte[1024*4];

while((b=bis.read(byArr))!=-1){

bos.write(byArr, 0, b);

}

} catch (Exception e) {

e.printStackTrace();

}finally{

try {

if(bis!=null){

bis.close();

}

if(bos!=null){

bos.close();

}

} catch (IOException e) {

e.printStackTrace();

}

}

}

}

總結(jié)

以上是生活随笔為你收集整理的java 下载文件选择下载路径_Java后台如何根据路径地址下载文件？的全部內(nèi)容，希望文章能夠幫你解決所遇到的問題。

如果覺得生活随笔網(wǎng)站內(nèi)容還不錯，歡迎將生活随笔推薦給好友。