multivaluelist.h

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/* Copyright (C) 2007,2008,2009 Olly Betts
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef XAPIAN_INCLUDED_MULTIVALUELIST_H
#define XAPIAN_INCLUDED_MULTIVALUELIST_H

#include "valuelist.h"

#include "database.h"

#include <string>
#include <vector>

struct SubValueList;

class MultiValueList : public ValueList {
    void operator=(const MultiValueList &);

    MultiValueList(const MultiValueList &);

    Xapian::docid current_docid;

    std::vector<SubValueList *> valuelists;

    Xapian::valueno slot;

    size_t multiplier;

  public:
    MultiValueList(const std::vector<Xapian::Internal::intrusive_ptr<Xapian::Database::Internal> > & dbs,
                   Xapian::valueno slot_);

    ~MultiValueList();

    Xapian::docid get_docid() const;

    std::string get_value() const;

    Xapian::valueno get_valueno() const;

    bool at_end() const;

    void next();

    void skip_to(Xapian::docid);

    bool check(Xapian::docid did);

    std::string get_description() const;
};

#endif // XAPIAN_INCLUDED_MULTIVALUELIST_H