JAVA 在线文件的下载
DogJay
2019-01-20
【后端技术】
449人已围观
#
/*
* 根据URL在线文件的下载
*
* @param 文件的全路径地址
* @param 文件存放的本地路径的地址
*
*/
public static void downloadNet(String source, String target) {
// 下载网络文件
int bytesum = 0;
int byteread = 0;
try {
URL url = new URL(source);
URLConnection conn = url.openConnection();
InputStream inStream = conn.getInputStream();
target += "/" + source.substring(source.lastIndexOf("/") + 1);
FileOutputStream fs = new FileOutputStream(target);
byte[] buffer = new byte[1204];
while ((byteread = inStream.read(buffer)) != -1) {
bytesum += byteread;
fs.write(buffer, 0, byteread);
}
System.out.println("下载 " + target + " 完成!");
fs.close();
inStream.close();
} catch (FileNotFoundException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
#
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