/* -*- C++ -*- */

/*
 * Copyright 2008 Steve Glass
 * 
 * This file is part of OP25.
 * 
 * OP25 is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3, or (at your option)
 * any later version.
 * 
 * OP25 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 OP25; see the file COPYING.  If not, write to the Free
 * Software Foundation, Inc., 51 Franklin Street, Boston, MA
 * 02110-1301, USA.
*/

#ifndef INCLUDED_LOGFILE_DU_HANDLER_H
#define INCLUDED_LOGFILE_DU_HANDLER_H

#include <data_unit_handler.h>
#include <boost/noncopyable.hpp>
#include <fstream>

/**
 * logfile_data_unit_handler writes frames to a log file for later inspection.
 */
class logfile_du_handler : public data_unit_handler
{

public:

   /**
    * logfile_du_handler constructor.
    *
    * \param next The next data_unit_handler in the chain.
    * \param filename The path to the log file.
    */
   logfile_du_handler(data_unit_handler_sptr next, const char *filename);

   /**
    * logfile_du_handler virtual destructor.
    */
   virtual ~logfile_du_handler();

   /**
    * Handle a received P25 frame.
    *
    * \param next The next data_unit_handler in this chain.
    */
   virtual void handle(data_unit_sptr du);

private:

   /**
    * The file to which decoded frames are written.
    */
   std::ofstream d_log;

};

#endif /* INCLUDED_LOGFILE_DU_HANDLER_H */
