longAndRegister.java

import java.util.Scanner;
import java.lang.Object;
import java.lang.Throwable;
import java.lang.Exception;
import java.net.MalformedURLException;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.net.HttpURLConnection;
import javax.swing.JOptionPane;

public class loginAndRegister
{
    public static String webdata = "";
    public static String err1 = "Website did not return any data. Please check your internet connection and try again";

    public static void main(String[] args) // The main class
    {
        // Testing the website connection variables
        checkconn();
    }

    private static void checkconn()
    {
        try
        {
            URL url = new URL("http://example.com/");
            URLConnection con = url.openConnection();
            // Connection being established
            InputStream is = con.getInputStream(); // Creating the data stream
            BufferedReader br = new BufferedReader(new InputStreamReader(is)); // Reading the data from the stream

            String line = null;
            while ((line = br.readLine()) != null)
            {
                webdata = line;

                if (webdata != null)
                {
                    Scanner scan = new Scanner(System.in);

                    String user = scan.nextLine();
                    String pass = scan.nextLine();
                    tryLogin(user, pass);
                }
                else
                {
                    System.out.println(err1);
                }
            }
        }
        catch (MalformedURLException e)
        {
            System.out.println(e);
        }
        catch (IOException e)
        {
            System.out.println(e);
        }
    }

    private static void tryLogin(String username, String password)
    {
        if (username == "root" && password == "password")
        {
            System.out.println("Login");
        }
        else
        {
            System.out.println("Failed");
        }
    }
}