text: /**
   *    Copyright (C) 2013 10gen Inc.
   *
   *    This program is free software: you can redistribute it and/or  modify
   *    it under the terms of the GNU Affero General Public License, version 3,
   *    as published by the Free Software Foundation.
   *
   *    This program is distributed in the hope that it will be useful,
   *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   *    GNU Affero General Public License for more details.
   *
   *    You should have received a copy of the GNU Affero General Public License
   *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
   *
   *    As a special exception, the copyright holders give permission to link the
   *    code of portions of this program with the OpenSSL library under certain
   *    conditions as described in each individual source file and distribute
   *    linked combinations including the program with the OpenSSL library. You
   *    must comply with the GNU Affero General Public License in all respects for
   *    all of the code used other than as permitted herein. If you modify file(s)
   *    with this exception, you may extend this exception to your version of the
   *    file(s), but you are not obligated to do so. If you do not wish to do so,
   *    delete this exception statement from your version. If you delete this
   *    exception statement from all source files in the program, then also delete
   *    it in the license file.
   */
  
  #pragma once
  
  #include "mongo/db/exec/working_set.h"
  
  namespace mongo {
  
  class TextScoreComputedData : public WorkingSetComputedData {
  public:
      TextScoreComputedData(double score)
          : WorkingSetComputedData(WSM_COMPUTED_TEXT_SCORE), _score(score) {}
  
      double getScore() const {
          return _score;
      }
  
      TextScoreComputedData* clone() const final {
          return new TextScoreComputedData(_score);
      }
  
  private:
      double _score;
  };
  
  class GeoDistanceComputedData : public WorkingSetComputedData {
  public:
      GeoDistanceComputedData(double dist)
          : WorkingSetComputedData(WSM_COMPUTED_GEO_DISTANCE), _dist(dist) {}
  
      double getDist() const {
          return _dist;
      }
  
      GeoDistanceComputedData* clone() const final {
          return new GeoDistanceComputedData(_dist);
      }
  
  private:
      double _dist;
  };
  
  class IndexKeyComputedData : public WorkingSetComputedData {
  public:
      IndexKeyComputedData(BSONObj key)
          : WorkingSetComputedData(WSM_INDEX_KEY), _key(key.getOwned()) {}
  
      BSONObj getKey() const {
          return _key;
      }
  
      IndexKeyComputedData* clone() const final {
          return new IndexKeyComputedData(_key);
      }
  
  private:
      BSONObj _key;
  };
  
  class GeoNearPointComputedData : public WorkingSetComputedData {
  public:
      GeoNearPointComputedData(BSONObj point)
          : WorkingSetComputedData(WSM_GEO_NEAR_POINT), _point(point.getOwned()) {}
  
      BSONObj getPoint() const {
          return _point;
      }
  
      GeoNearPointComputedData* clone() const final {
          return new GeoNearPointComputedData(_point);
      }
  
  private:
      BSONObj _point;
  };
  
  class SortKeyComputedData : public WorkingSetComputedData {
  public:
      SortKeyComputedData(BSONObj sortKey)
          : WorkingSetComputedData(WSM_SORT_KEY), _sortKey(sortKey.getOwned()) {}
  
      BSONObj getSortKey() const {
          return _sortKey;
      }
  
      SortKeyComputedData* clone() const final {
          return new SortKeyComputedData(_sortKey);
      }
  
  private:
      BSONObj _sortKey;
  };
  
  }  // namespace mongo
  