protected function getRelativePath($fqcn)
    {
        if (strpos($fqcn, $this->getRootNamespace().'\\') === 0) {
            $relative = substr($fqcn, strlen($this->getRootNamespace()) + 1);
        }
        else {
            $relative = $fqcn;
        }

        return str_replace('\\', '/', $relative);
    }