Java通过URL读取网页数据并保存到本地文件

版权声明：本文为博主原创文章，未经博主允许不得转载。 https://blog.csdn.net/Horizonhui/article/details/80530737

import java.io.*;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;

public class URLFile {
    public static void main(String[] args) throws FileNotFoundException {
        URL url = null;

        try {
            url = new URL("https://blog.csdn.net/Horizonhui/article/details/80530737");   //想要读取的url地址
            File fp = new File("E:/test.html");
            OutputStream os = new FileOutputStream(fp);          //建立文件输出流


            URLConnection conn = url.openConnection();          //打开url连接
            BufferedReader in = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            String urlString = "";
            String current;
            while ((current = in.readLine()) != null) {
                urlString += current;
            }
            os.write(urlString.getBytes());
            os.close();

        } catch (MalformedURLException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }


    }
}