RunOpenCode / backup

    /**

     * {@inheritdoc}

     */

    public function setCreatedAt($createdAt)

    {

        if (!is_int($createdAt) && !$createdAt instanceof \DateTime) {

            throw new \InvalidArgumentException(sprintf('Integer or \DateTime expected, got: "%s".', Exception::typeOf($createdAt)));

        }

        $this->createdAt = is_int($createdAt) ? date_timestamp_set(new \DateTime(), $createdAt) : $createdAt;

        return $this;

    }

    /**

     * {@inheritdoc}

    /**

     * {@inheritdoc}

     */

    public function setModifiedAt($modifiedAt)

    {

        if (!is_int($modifiedAt) && !$modifiedAt instanceof \DateTime) {

            throw new \InvalidArgumentException(sprintf('Integer or \DateTime expected, got: "%s".', Exception::typeOf($modifiedAt)));

        }

        $this->modifiedAt = is_int($modifiedAt) ? date_timestamp_set(new \DateTime(), $modifiedAt) : $modifiedAt;

        return $this;

    }

}