protected function execute(InputInterface $input, OutputInterface $output)
    {
        $name = $input->getArgument('name');
        $newPass = $input->getArgument('newPass');

        if ($name && $newPass) {
            $this->getContainer()->get('doctrine');
            $em = $this->getContainer()->get('doctrine')->getManager();
            $user = new User();
            $this->getContainer()->get('doctrine');
            $user = $this->getContainer()->get('doctrine')->getRepository('WT2BlogItBundle:User')->findOneBy(array('username' => $name));
            $this->getContainer()->get('doctrine');
            $encoderFactory = $this->getContainer()->get('doctrine')->get('security.encoder_factory');
            $encoder = $encoderFactory->getEncoder($user);
            $encoded = $encoder->encodePassword($name, $newPass);
            $user->setPassword($encoded);
            $em->persist($user);
            $em->flush();
            $text = "Password for user ". $name . "successfuly changed to " . $newPass. ".";
        } else {
            $text = "Error! Username or password missing";
        }

        $output->writeln($text);
    }