URL

package 网络编程;import java.io.BufferedReader;import java.io.BufferedWriter;import java.io.FileWriter;import java.io.IOException;import java.io.InputStreamReader;import java.io.OutputStreamWriter;import java.net.MalformedURLException;import java.net.URL;public class URLDemo01 {//  public static void main(String[] args) {//      try {//          URL url = new URL("http://www.baidu.com");//          //获取资源网络流////            try {////                InputStream is = url.openStream();////                byte[] flush = new byte[1024];////                int len = 0;////                while (-1!=(len=is.read(flush))) {////                    System.out.println(new String(flush,0,len) );////                }////            } catch (IOException e) {////                e.printStackTrace();////            }////        } catch (MalformedURLException e) {////            e.printStackTrace();//          //          //      }//  }    public static void main(String[] args) {        try {            URL url = new URL("http://www.baidu.com");            try {                BufferedReader br = new BufferedReader(new InputStreamReader(url.openStream()));                String str = null;                BufferedWriter bw = new BufferedWriter(new FileWriter("D:/a.txt"));                while(null!=(str=br.readLine())) {                    bw.append(str);                    bw.newLine();                    bw.newLine();                }                bw.flush();                bw.close();                br.close();            } catch (IOException e) {                e.printStackTrace();            }        } catch (MalformedURLException e) {            e.printStackTrace();        }    }}