public function setStatus($status)
	{
		$status = (int)$status;

		if($status < 100)
		{
			throw new \InvalidArgumentException(sprintf('Invalid HTTP status code: %u', $status));
		}
		
		if($status >= 600)
		{
			throw new \InvalidArgumentException(sprintf('Invalid HTTP status code: %u', $status));
		}
		
		$this->status = $status;
		
		return $this;
	}