public function getTranslator() {
        if (!$this->_translator) {
            if ($this->translator) {
                $class = $this->translator;
                $this->_translator = $class::get();
                if (!is_a($this->_translator, '\\mpf\\interfaces\\TranslatorInterface')) {
                    $this->_translator = null;
                    $this->translator = '';
                    throw new Exception("Invalid translator $class!  Must implement \\mpf\\interfaces\\TranslatorInterface!");
                }
            }
        }
        return $this->_translator;
    }