logger_level.hpp

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// -*- mode: c++; indent-tabs-mode: nil; -*-
//
//The Biomolecule Toolkit (BTK) is a C++ library for use in the
//modeling, analysis, and design of biological macromolecules.
//Copyright (C) 2006, Tim Robertson <kid50@users.sourceforge.net>
//
//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 2.1 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
//Lesser 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.


#ifndef BTK_IO_LOGGER_LEVEL_HPP
#define BTK_IO_LOGGER_LEVEL_HPP

namespace BTK {
namespace IO {
namespace LOGGING {

class LoggerLevel
{
 public:
  LoggerLevel() : _lvl(0), _src(0) {}
  
  LoggerLevel(unsigned l,unsigned s) : _lvl(l), _src(s) {}

  const LoggerLevel operator|(LoggerLevel const & rhs) const
  {
    return LoggerLevel((_lvl | rhs._lvl), (_src | rhs._src));
  }

  const LoggerLevel operator&(LoggerLevel const & rhs) const
  {
    return LoggerLevel((_lvl & rhs._lvl), (_src & rhs._src));
  }

  operator bool() const 
  { 
    return (static_cast<bool>(_lvl) && static_cast<bool>(_src)); 
  }

private:
  unsigned _lvl;
  unsigned _src;
};

const unsigned ALL(static_cast<unsigned>(-1));


static const LoggerLevel ERROR(1,ALL); 
static const LoggerLevel WARNING(2,ALL); 
static const LoggerLevel TRACE(4,ALL); 
static const LoggerLevel DEBUG(8,ALL); 

static const LoggerLevel ALL_LEVELS(ALL,ALL); 



static const LoggerLevel ATOMS(ALL,1); 
static const LoggerLevel CONTAINERS(ALL,2); 
static const LoggerLevel ITERATORS(ALL,4); 
static const LoggerLevel ALGORITHMS(ALL,8); 
static const LoggerLevel IO(ALL,16);  
static const LoggerLevel MATH(ALL,32); 
static const LoggerLevel UTILITY(ALL,64); 

static const LoggerLevel ALL_SOURCES(ALL,ALL); 


static const LoggerLevel NOTHING(0,0);

static const LoggerLevel EVERYTHING(ALL,ALL);

} // LOGGING
} // IO
} // BTK

#endif 

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