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pqxx-object/rowconvert.h

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00001 // database row conversion                                       -*- C++ -*-
00002 // $Id: rowconvert.h,v 1.4 2004/01/07 14:29:39 roger Exp $
00003 //
00004 // Copyright (C) 2003  Roger Leigh <rleigh@debian.org>
00005 //
00006 //
00007 // This program is free software; you can redistribute it and/or modify
00008 // it under the terms of the GNU General Public License as published by
00009 // the Free Software Foundation; either version 2 of the License, or
00010 // (at your option) any later version.
00011 //
00012 // This program is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 //
00017 // You should have received a copy of the GNU General Public License
00018 // along with this program; if not, write to the Free Software
00019 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00020 
00021 #ifndef PQXX_OBJECT_ROWCONVERT_H
00022 #define PQXX_OBJECT_ROWCONVERT_H
00023 
00024 #include <vector>
00025 
00026 #include <pqxx-object/transaction.h>
00027 
00028 namespace pqxxobject
00029 {
00040   class rowconvert
00041   {
00042   public:
00044     rowconvert()
00045     {}
00046 
00048     virtual ~rowconvert()
00049     {}
00050 
00052     enum operation_type
00053       {
00055         OPERATION_INSERT,
00057         OPERATION_UPDATE,
00059         OPERATION_DELETE
00060       };
00061 
00072     virtual void initialise(pqxx::result::const_iterator row,
00073                             transaction& tran) = 0;
00074 
00079     virtual void insert(transaction& tran) = 0;
00080 
00085     virtual void update(transaction& tran) = 0;
00086 
00091     virtual void erase(transaction& tran) = 0;
00092 
00097     virtual void refresh(transaction& tran) = 0;
00098 
00099   }; // class rowconvert
00100 
00101 }; // namespace pqxxobject
00102 
00103 #endif // PQXX_OBJECT_ROWCONVERT_H

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