Web Page Read Quiz - Java Network

Java examples for Network:URL

  1. HOME
  2. Java
  3. Network
  4. URL

Introduction

Write an application that stores web pages on your computer so that you can read them while you are not connected to the Internet.

Demo Code

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

public class Main {

  public static void main(String[] arguments)throws MalformedURLException  {

    try {// w  w w . j  ava  2s.c  o m
      URL   page = new URL("https://java2s.com");

      // Create file object
      String filename = page.getHost() + "_" + page.getFile() + "_file.html";
      File output = new File(filename);
      try {
        FileWriter fw = new FileWriter(output);
        BufferedWriter out = new BufferedWriter(fw);

        HttpURLConnection conn = (HttpURLConnection) page.openConnection();
        conn.connect();
        InputStreamReader in = new InputStreamReader(
            (InputStream) conn.getContent());
        BufferedReader buff = new BufferedReader(in);
        String line;
        do {
          line = buff.readLine();
          if (line != null) {
            out.write(line, 0, line.length());
          }
        } while (line != null);
        out.flush();
        out.close();
        System.out.println(output.getName() + " saved");
      } catch (IOException ioe) {
        System.out.println("IO Error:" + ioe.getMessage());
      }
    } catch (MalformedURLException e) {
      e.printStackTrace();;
    }
  }
}

Result


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