import java.io.BufferedReader; 
import java.io.IOException; 
import java.io.InputStreamReader; 
import java.net.*; 
 
public class loadurl { 
 public static void main(String args[]) { 
  String a = null; 
  try { 
   String url = "（这里替换成任意网页的网址）"; 
   BufferedReader in = new BufferedReader(new InputStreamReader( 
     new URL(url).openConnection().getInputStream(), "GB2312"));//GB2312可以根据需要替换成要读取网页的编码 
   while ((a = in.readLine()) != null) { 
    System.out.println(a); 
   } 
  } catch (MalformedURLException e) { 
  } catch (IOException e) { 
  } 
 } 
} 

BufferedReader in = new BufferedReader(new InputStreamReader(...))

(new URL(url).openConnection().getInputStream(), "GB2312")