registry.h

Go to the documentation of this file.

/* Copyright 2009 Lemur Consulting Ltd
 * Copyright 2009,2011,2013,2014 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_REGISTRY_H
#define XAPIAN_INCLUDED_REGISTRY_H

#if !defined XAPIAN_IN_XAPIAN_H && !defined XAPIAN_LIB_BUILD
# error Never use <xapian/registry.h> directly; include <xapian.h> instead.
#endif

#include <xapian/intrusive_ptr.h>
#include <xapian/visibility.h>
#include <string>

namespace Xapian {

// Forward declarations.
class LatLongMetric;
class MatchSpy;
class PostingSource;
class Weight;

class XAPIAN_VISIBILITY_DEFAULT Registry {
  public:
    class Internal;

  private:
    Xapian::Internal::intrusive_ptr<Internal> internal;

  public:
    Registry(const Registry & other);

    Registry & operator=(const Registry & other);

#ifdef XAPIAN_MOVE_SEMANTICS

    Registry(Registry && other);

    Registry & operator=(Registry && other);
#endif

    Registry();

    ~Registry();

    void register_weighting_scheme(const Xapian::Weight &wt);

    const Xapian::Weight *
            get_weighting_scheme(const std::string & name) const;

    void register_posting_source(const Xapian::PostingSource &source);

    const Xapian::PostingSource *
            get_posting_source(const std::string & name) const;

    void register_match_spy(const Xapian::MatchSpy &spy);

    const Xapian::MatchSpy *
            get_match_spy(const std::string & name) const;

    void register_lat_long_metric(const Xapian::LatLongMetric &metric);

    const Xapian::LatLongMetric *
            get_lat_long_metric(const std::string & name) const;

};

}

#endif /* XAPIAN_INCLUDED_REGISTRY_H */