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search/ixe/Common/DocInfo.h

/*
**      IXE
**      Common/DocInfo.h: info about documents to be added to IXE collections
** ----------------------------------------------------------------------
**      Copyright (c) 2000  Ideare SpA. All rights reserved.
**      Copyright (c) 2000  Giuseppe Attardi (attardi@di.unipi.it)
** ----------------------------------------------------------------------
**
**  This file is part of IXE.
**
**  IXE is free software; you can redistribute it and/or modify it
**  under the terms of the GNU General Public License, version 3,
**  as published by the Free Software Foundation.
**
**  IXE 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 <http://www.gnu.org/licenses/>.
**  ----------------------------------------------------------------------
*/

#ifndef IXE_Common_DocInfo_H
#define IXE_Common_DocInfo_H

// Settings
#include "include/ixe.h"

// standard
#include <sys/stat.h>           /* for stat, S_IROTH, ... */
#include <sys/types.h>          /* for off_t, size_t */

// local
#include "include/error.h"
#include "Common/metaclass.h"

namespace IXE {

#ifndef DllExport
# ifdef _WIN32
#   ifdef STATIC_LINKED
#     define DllExport
#   else
#     define DllExport __declspec(dllexport)
#   endif
# else
#   define DllExport
# endif
#endif

#if defined(_WIN32) || defined(__DECCXX) || defined(__GNUC__)
// Avoid wasted bytes
#pragma pack(push, 4)
#endif

class DocReader;

//=============================================================================
//=============================================================================
class DocInfo {
  friend class DocReader;
  friend class Indexer;

 public:

  typedef int   time32_t;


  DocInfo(DocID id = 0, IXE::Size size = 0, time_t time = 0) :
    id(id), size(size), time(time)
  { }


  DocID         ID() const      { return id; }
  IXE::Size     Size() const    { return size; }
  time_t        Time() const    { return time; }


  virtual void Dispose() { }

  virtual bool operator ==(DocInfo const &other) {
    return id == other.id && size == other.size && time == other.time;
  }

  virtual void mapFields(DocReader* dr, char const* field) { }

  friend  std::ostream& operator <<(std::ostream& s, const DocInfo& d);
  //inline std::ostream& operator <<(std::ostream& s, const DocInfo& d);
  //{
  //  return d.serialize(s);
  //}

  virtual std::ostream& serialize(std::ostream& s) const {
    return s << id << '\t' << size << '\t' << time;
  }

  DocID                 id;     
  IXE::Size             size;   
  time32_t              time;   

  META(DocInfo,
       (KEY(id, Field::autoincrement),
        FIELD(size),
        FIELD(time))
       );
};

inline std::ostream& operator <<(std::ostream& s, const DocInfo& d) 
{
  return d.serialize(s);
}

#if defined(_WIN32) || defined(__DECCXX) || defined(__GNUC__)
#pragma pack(pop)
#endif

} // namespace IXE

#endif /* IXE_Common_DocInfo_H */

 

Copyright © 2005-2011 G. Attardi. Generated on 4 Mar 2011 by doxygen 1.6.1.