Reading A Web Resource: Opening a URL's stream : URL « Network « Java Tutorial

1. Java Tutorial
2. Network
3. URL

You can use the URL class's openStream method to read a Web resource.

public final java.io.InputStream openStream() throws java.io.IOException

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URL;

public class MainClass {
  public static void main(String[] args) {
    try {
      URL url = new URL("http://www.java2s.com/");
      InputStream inputStream = url.openStream();
      BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(inputStream));
      String line = bufferedReader.readLine();
      while (line != null) {
        System.out.println(line);
        line = bufferedReader.readLine();
      }
      bufferedReader.close();
    } catch (MalformedURLException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
  }
}