public function setContent($content)
    {
        $this->content = null;
        if ($content === null) {
            return;
        }

        if (TypeHandling::isSimpleType(gettype($content)) && !is_array($content)) {
            $this->content = (string)$content;
        }

        if (is_resource($content)) {
            $this->content = $content;
        }

        return $this;
    }