protected function resolveTemplate($contentTypeIdentifier)
    {
        if (array_key_exists($contentTypeIdentifier, $this->config[ConfigurationConstants::TEMPLATES][ConfigurationConstants::CONTENT_TYPES])) {
            return $this->config[ConfigurationConstants::TEMPLATES][ConfigurationConstants::CONTENT_TYPES][$contentTypeIdentifier];
        }

        return $this->config[ConfigurationConstants::TEMPLATES][ConfigurationConstants::SETTINGS_DEFAULT];
    }