Java通过网络url直接读取文件内容

干了这杯农药

于 2022-08-25 15:06:24 发布

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文章标签： java 开发语言

本文链接：https://blog.youkuaiyun.com/qq_40599377/article/details/126525357

版权

public void readFileFromUrl(String filePath) throws Exception{
    URL url = new URL(filePath);
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    urlConnection.setConnectTimeout(6000);
    urlConnection.setReadTimeout(6000);
    if (urlConnection.getResponseCode() != HttpURLConnection.HTTP_OK) {
        throw new RuntimeException("文件读取失败");
    }
    InputStream inputStream = urlConnection.getInputStream();
    InputStreamReader inputStreamReader = new InputStreamReader(inputStream, StandardCharsets.UTF_8);
    BufferedReader reader = new BufferedReader(inputStreamReader);
    StringBuilder builder = new StringBuilder();
    String line;
    while ((line = reader.readLine()) != null) {
        builder.append(line);
        builder.append("\r\n");
    }
    reader.close();
    inputStreamReader.close();
    inputStream.close();
    System.out.println("读取成功：\r\n" + builder);
}