如何打印网页的原代码

Question

如何打印出一个网站首页的原代码,比如打印(http://www.csdn.net)首页的原代码?

Answer 1

   import java.net.URL;
   import java.net.MalformedURLException;
   import java.net.URLConnection;
   import java.io.IOException;
   import java.io.BufferedReader;
   import java.io.InputStreamReader;   public class WebPageReader {
      private static URLConnection connection;
      private static void connect( String urlString ) {
        try {
          URL url = new URL(urlString);
          connection = url.openConnection();
          System.out.println(connection.getClass());
        } catch (MalformedURLException e){
          e.printStackTrace();
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
      private static void readContents() {
        BufferedReader in = null;
        try {
            in = new BufferedReader(new InputStreamReader(connection.getInputStream()));
            String inputLine;
          while (
            (inputLine = in.readLine()) != null) {
            System.out.println(inputLine);
          }
        } catch (IOException e) {
          e.printStackTrace();
        }
      }
      public static void main(String[] args) {
        connect("http://www.csdn.net");
        readContents();
      }
   }