ndc.h

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/**************************************************************************

   begin                : Sun Sep 16 2007
   copyright            : (C) 2007 by Ewald Arnold
   email                : log4sendpp at ewald-arnold dot de

   This program 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 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 Lesser General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 **/

#ifndef LOG4SENDPP_NDC_H
#define LOG4SENDPP_NDC_H

#include <log4sendpp/log4sendpp.h> // always first

#include <vector>


LOG4SENDPP_NS_START


class LOG4SENDPP_API_DECL0 NDC
{
  public:

    NDC();

    virtual ~NDC();

    void push(const LOG4SENDPP_STD_NS::string &ndc);

    void pop();

    LOG4SENDPP_STD_NS::string get() const;

    unsigned numNDCs() const;

    void clear();

  private:

    LOG4SENDPP_STD_NS::vector<LOG4SENDPP_STD_NS::string>  ndcs;
    mutable bool              dirty;
    mutable LOG4SENDPP_STD_NS::string       total;
};


LOG4SENDPP_NS_END


#endif // LOG4SENDPP_NDC_H

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