public function setBackendParams($backendParams)
    {
        $params = explode(',', $backendParams);

        foreach ($params as $param) {
            $values = explode('=', $param);

            if (count($values) < 1) {
                continue;
            }

            if (count($values) == 1) {
                $this->backendParams[] = $values[0];
            } else {
                $key = $values[0];
                $value = $values[1];
                $this->backendParams[$key] = $value;
            }
        }
    }