编写一个程序，实现访问一个网站并将指定的页面保存到本地

import java.io.*;
import java.net.URL;
import java.net.URLConnection;
public class SocketTest01 {

	    public static void main(String args[]) throws Exception
	    {
	        URL url = new URL("https://www.hao123.com/");
	        File infile=new File("file1.html");
	        URLConnection web=url.openConnection();
	        BufferedReader in = new BufferedReader(new InputStreamReader(web.getInputStream()));
	        FileWriter f = new FileWriter(infile);
	        BufferedWriter bw = new BufferedWriter(f);
	        String lineString;
	        while((lineString=in.readLine())!=null)
	        {
	            f.write(lineString);
	        }
	        System.out.println("页面保存成功");
	        bw.close();
	        in.close();
	    }
	
}