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#ifndef logger_null_hh
#define logger_null_hh
// logger_null.hh
// marvin - programme du robot 2006. {{{
//
// Copyright (C) 2006 Dufour J�r�my
//
// This program 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 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 General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// Contact :
//        Web: %WEB%
//      Email: <dufourj@efrei.fr>
// }}}

#include "logger.hh"

/// Null logger to prevent losing time.
class LoggerNull : public Logger
{
  public:
    /// Default empty constructor.
    LoggerNull (void) { }
    /// Default empty destructor.
    ~LoggerNull (void) { }
    /// Empty start.
    void start (const Log &, const char *, Log::Level) { }
    /// Empty stop.
    void stop (void) { }
    /// Empty << string or variable name.
    LoggerNull &operator<< (const char *) { return *this; }
    /// Empty << string or variable name.
    LoggerNull &operator<< (const std::string &) { return *this; }
    /// Empty << integer.
    LoggerNull &operator<< (int) { return *this; }
    /// Empty << double.
    LoggerNull &operator << (double)  { return *this; }
};

#endif // logger_null_hh