multi_alltermslist.h

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/* Copyright (C) 2007,2008,2011 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_MULTI_ALLTERMSLIST_H
#define XAPIAN_INCLUDED_MULTI_ALLTERMSLIST_H
 
#include "backends/alltermslist.h"
 
#include "backends/database.h"
 
#include <string>
#include <vector>
 
class MultiAllTermsList : public AllTermsList {
    void operator=(const MultiAllTermsList &);
 
    MultiAllTermsList(const MultiAllTermsList &);
 
    std::string current_term;
 
    std::vector<TermList *> termlists;
 
  public:
    MultiAllTermsList(const std::vector<Xapian::Internal::intrusive_ptr<Xapian::Database::Internal> > & dbs,
                      const std::string & prefix);
 
    ~MultiAllTermsList();
 
    std::string get_termname() const;
 
    Xapian::doccount get_termfreq() const;
 
    TermList *next();
 
    TermList *skip_to(const std::string &term);
 
    bool at_end() const;
};
 
#endif // XAPIAN_INCLUDED_MULTI_ALLTERMSLIST_H