package ru.rpod.taop;

import java.io.BufferedReader;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.UnknownHostException;
import java.net.InetAddress;

/**
 * User: golodnyj
 * Date: 02.03.2009
 * Time: 12:27:29
 */
public class ReaderFromWeb {

    private static void getDataFromURL(String address) throws Exception {
        // Подготовка соединения
        URL page = new URL(address);
        HttpURLConnection connection = (HttpURLConnection) page.openConnection();
        try {
            // Открытие подключения
            connection.connect();

            // Создание входящего потока информации
            InputStreamReader in = new InputStreamReader((InputStream) connection.getContent());
            BufferedReader br = new BufferedReader(in);
            StringBuffer sb = new StringBuffer();

            // Чтение информации из входящего потока
            String line = br.readLine();
            while (line != null) {
                sb.append(line + "\n");
                line = br.readLine();
            }

            // Отображеине в консоль результатов
            System.out.println(sb.toString());
        } catch (UnknownHostException e) {
            System.out.println("Sorry but the host " + address + " is unknown");
        } catch (Exception e) {
            e.printStackTrace();
        }

    }

    private static void getHostIPByName(String address) {
        try {
            InetAddress inetAddress = null;
            inetAddress = InetAddress.getByName(address);

            System.out.println(inetAddress.getHostName() + "="
                + inetAddress.getHostAddress());
        } catch (UnknownHostException e) {
            System.out.println("Sorry but the host " + address + " is unknown");
        }
    }


    public static void main(String[] arguments) throws Exception {
        getDataFromURL("http://rpod.ru");
        getHostIPByName("rpod.ru");

    }
}