OidP.h

/* 
   EyeDB Object Database Management System
   Copyright (C) 1994-2008 SYSRA
   
   EyeDB is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
   
   EyeDB 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
   Lesser General Public License for more details.
   
   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA 
*/

/*
   Author: Eric Viara <viara@sysra.com>
*/


#ifndef _EYEDB_OIDP_H
#define _EYEDB_OIDP_H

namespace eyedb {

  class OidP : public Basic {

    // -----------------------------------------------------------------------
    // OidP Interface
    // -----------------------------------------------------------------------
  public:
    OidP(const Oid *oid = NULL);

    OidP(Database *db, const Oid *oid = 0, const Dataspace *dataspace = 0);

    OidP(const OidP *o);

    OidP(const OidP &o);

    virtual Object *clone() const {return new OidP(*this);}


    OidP& operator=(const OidP &o);

    Status trace(FILE *fd = stdout, unsigned int flags = 0, const RecMode *recmode = RecMode::FullRecurs) const;

    Status setValue(Data data);

    Status getValue(Data *data) const;

    virtual OidP *asOidP() {return this;}

    virtual const OidP *asOidP() const {return this;}


    // -----------------------------------------------------------------------
    // OidP Private Part
    // -----------------------------------------------------------------------
  private:
    Status trace_realize(FILE*, int, unsigned int, const RecMode *) const;
    Oid val;
    Status create();
    Status update();
  };

  class OidPPtr : public BasicPtr {

  public:
    OidPPtr(OidP *o = 0) : BasicPtr(o) { }

    OidP *getOidP() {return dynamic_cast<OidP *>(o);}
    const OidP *getOidP() const {return dynamic_cast<OidP *>(o);}

    OidP *operator->() {return dynamic_cast<OidP *>(o);}
    const OidP *operator->() const {return dynamic_cast<OidP *>(o);}
  };

  typedef std::vector<OidPPtr> OidPPtrVector;

  extern OidClass     *OidP_Class;
  extern const char oid_class_name[];

}

#endif
  

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