import java.io.*;
import javax.crypto.*;
import java.util.*;
import javax.crypto.spec.*;

public class test
{
    public static void main( String[] args )
    {
        new test();
    }

    public String user = "";
    public String pass = "";

    public test()
    {
        readUsername();
        System.out.println( user + " " + pass );
    }


    private void readUsername()
    {
        try
        {
            File lastLogin = new File( "./lastlogin" );
            Cipher cipher = getCipher( 2, "passwordfile" );
            DataInputStream dis;
            if ( cipher != null )
                dis = new DataInputStream( new CipherInputStream( new FileInputStream(lastLogin), cipher ) );
            else
            {
                dis = new DataInputStream( new FileInputStream( lastLogin ) );
            }
            user = dis.readUTF();
            pass = dis.readUTF();
            dis.close();
        }
        catch (Exception e)
        {
          e.printStackTrace();
        }
    }

    private Cipher getCipher(int mode, String password) throws Exception
    {
        Random random = new Random(43287234L);
        byte[] salt = new byte[8];
        random.nextBytes(salt);
        PBEParameterSpec pbeParamSpec = new PBEParameterSpec(salt, 5);

        SecretKey pbeKey = SecretKeyFactory.getInstance("PBEWithMD5AndDES").generateSecret(new PBEKeySpec(password.toCharArray()));
        Cipher cipher = Cipher.getInstance("PBEWithMD5AndDES");
        cipher.init(mode, pbeKey, pbeParamSpec);
        return cipher;
    }
}