复制网页信息

import java.io.BufferedReader;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.InetAddress;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.net.UnknownHostException;


public class Changshi {


public static void main(String[] args) throws UnknownHostException, MalformedURLException {
// TODO Auto-generated method stub
URL url=new URL("http://www.baidu.com");
try {
// InputStream is=url.openStream();
URLConnection co= url.openConnection();
InputStream is=co.getInputStream();
InputStreamReader isr=new InputStreamReader(is,"utf-8");
BufferedReader bf=new BufferedReader(isr);
String mess;
StringBuilder sb=new StringBuilder();
while((mess=bf.readLine())!=null){
sb.append(mess);
}
System.out.println(sb.toString());
FileWriter fw=new FileWriter("F:\\baidu.html");
fw.write(sb.toString());
is.close();
isr.close();
bf.close();
fw.close();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();

}

}

}