URL url = new URL(urlString);
URLConnection connection = url.openConnection();
InputStream inputStream = connection.getInputStream();
System.out.println(connection.getContentEncoding());
// 字节流转化为字符流的缓冲流
BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream, "utf-8"));
FileWriter fileWriter = new FileWriter(System.currentTimeMillis() + ".html");
System.out.println("当前编码方式为:" + fileWriter.getEncoding());
String line = "";
while ((line = bufferedReader.readLine()) != null) {
System.out.println(line);
fileWriter.write(line);
}
fileWriter.close();