dbsession.h

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// OSB library ************************************************ -*- C++ -*-
/*
  AUTHOR(S): Stephan Broennimann (vb)

  RCS information
   $Name: OSB_060808 $
   $Revision: 1.15 $

  License
   OSB rating and billing library for communication networks
   Copyright (C) 2004, 2005, 2006  OSB systems

   This file may be distributed and/or modify under the terms of the
   GNU General Public License (GPL) as published by the Free Software
   Foundation which is provided in the file LICENSE.GPL included in the
   packaging of this file.

   The file 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.

   Holders of a OSB Commercial License may use this file under the terms
   and conditions of this commercial license.
 */
#ifndef _DBSESSION_H_
#define _DBSESSION_H_

// ************************************************************************
// included header files
// + standard includes
#include <string>

// + libraries

// + local headers

// ************************************************************************
// class declarations
class otl_connect;

// ************************************************************************
// namespace extensions
namespace OSB_DB {

// ************************************************************************
// class definitions
    class Session {
    public:
        static const char* nlsDateFormat_;
    public:
        Session();
        Session(
            const std::string& username,
            const std::string& password,
            const std::string& database
        );
        Session(const Session&);
        ~Session();
    private:
        Session& operator=(const Session& rhs);
    public:
        operator otl_connect&() const;

        const std::string& username() const;
        const std::string& password() const;
        const std::string& database() const;
        bool connected() const;

        void logon(bool msg = false);
        void logon(
            const std::string&  username,
            const std::string&  password,
            const std::string&  database,
                  bool          msg = false
        );
        void logoff(bool msg = false);
        void commit();
        void rollback();
        void alterSession(std::string clause);
    private:
        mutable otl_connect* otlConnect_;
        std::string username_;
        std::string password_;
        std::string database_;
    };                                  // class Session

    struct SessionCtrl {
        SessionCtrl(bool useThreads);
        ~SessionCtrl();
    };
}                                       // namespace OSB_DB
#endif                                  // _DBSESSION_H_

---