doctrine / mongodb-odm

     * @return $this

     * @throws \BadMethodCallException if the query is not a mapReduce or group command

     */

    public function finalize($finalize)

    {

        switch ($this->query['type']) {

            case Query::TYPE_MAP_REDUCE:

                $this->query['mapReduce']['options']['finalize'] = $finalize;

                break;

            case Query::TYPE_GROUP:

                $this->query['group']['options']['finalize'] = $finalize;

                break;

            default:

                throw new \BadMethodCallException('mapReduce(), map() or group() must be called before finalize()');

        }

        return $this;

    }

    /**

     * Change the query type to find and optionally set and change the class being queried.

     * @return $this

     * @throws \BadMethodCallException if the query is not a mapReduce or group command

     */

    public function reduce($reduce)

    {

        switch ($this->query['type']) {

            case Query::TYPE_MAP_REDUCE:

                $this->query['mapReduce']['reduce'] = $reduce;

                break;

            case Query::TYPE_GROUP:

                $this->query['group']['reduce'] = $reduce;

                break;

            default:

                throw new \BadMethodCallException('mapReduce(), map() or group() must be called before reduce()');

        }

        return $this;

    }

    /**

     * @param object $document