protected function buildParams()
    {
        if (empty($this->get)) {
            foreach (@$_GET as $k => $v) {
                $this->get[$k] = $v;
                $this->params[$k] = $v;
            }
        }

        if (empty($this->post)) {
            foreach (@$_POST as $k => $v) {
                $this->post[$k] = $v;
                $this->params[$k] = $v;
            }
        }

        foreach ($this->userParams as $k => $v) {
            $this->params[$k] = $v;
        }
    }