positionlist.h

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/* Copyright (C) 2007,2010,2017 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, see
 * <https://www.gnu.org/licenses/>.
 */
 
#ifndef XAPIAN_INCLUDED_POSITIONLIST_H
#define XAPIAN_INCLUDED_POSITIONLIST_H
 
#include <xapian/intrusive_ptr.h>
#include <xapian/positioniterator.h>
#include <xapian/types.h>
 
namespace Xapian {
 
class PositionIterator::Internal : public Xapian::Internal::intrusive_base
{
    void operator=(const Internal &) = delete;
 
    Internal(const Internal &) = delete;
 
  protected:
    Internal() { }
 
  public:
    virtual ~Internal() { }
 
    virtual Xapian::termcount get_approx_size() const = 0;
 
    virtual Xapian::termpos back() const = 0;
 
    virtual Xapian::termpos get_position() const = 0;
 
    virtual bool next() = 0;
 
    virtual bool skip_to(Xapian::termpos termpos) = 0;
};
 
}
 
typedef Xapian::PositionIterator::Internal PositionList;
 
#endif // XAPIAN_INCLUDED_POSITIONLIST_H