core/src/SLogWriter.cxx

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// $Id: SLogWriter.cxx 245 2011-02-21 10:23:10Z krasznaa $
/***************************************************************************
 * @Project: SFrame - ROOT-based analysis framework for ATLAS
 * @Package: Core
 *
 * @author Stefan Ask       <Stefan.Ask@cern.ch>           - Manchester
 * @author David Berge      <David.Berge@cern.ch>          - CERN
 * @author Johannes Haller  <Johannes.Haller@cern.ch>      - Hamburg
 * @author A. Krasznahorkay <Attila.Krasznahorkay@cern.ch> - CERN/Debrecen
 *
 ***************************************************************************/

// System include(s):
extern "C" {
#   include <unistd.h>
}

// STL include(s):
#include <iostream>

// Local include(s):
#include "../include/SLogWriter.h"

SLogWriter* SLogWriter::m_instance = 0;

SLogWriter* SLogWriter::Instance() {

   if( ! m_instance ) {
      m_instance = new SLogWriter();
   }

   return m_instance;
}

SLogWriter::~SLogWriter() {

}

void SLogWriter::Write( SMsgType type, const std::string& line ) const {

   if( type < m_minType ) return;
   std::map< SMsgType, std::string >::const_iterator stype;
   if( ( stype = m_typeMap.find( type ) ) == m_typeMap.end() ) return;

   // Print the output in colours only if it's printed to the console. If it's
   // redirected to a logfile, then produce simple black on while output.
   if( isatty( STDOUT_FILENO ) ) {
      std::cout << m_colorMap.find( type )->second << " (" << stype->second << ")  "
                << line << "\033[0m" << std::endl;
   } else {
      std::cout << " (" << stype->second << ")  " << line << std::endl;
   }

   return;
}

void SLogWriter::SetMinType( SMsgType type ) {

   m_minType = type;
   return;
}

SMsgType SLogWriter::GetMinType() const {

   return m_minType;
}

SLogWriter::SLogWriter()
   : m_minType( INFO ) {

   m_typeMap[ VERBOSE ] = "VERBOSE";
   m_typeMap[ DEBUG ]   = " DEBUG ";
   m_typeMap[ INFO ]    = " INFO  ";
   m_typeMap[ WARNING ] = "WARNING";
   m_typeMap[ ERROR ]   = " ERROR ";
   m_typeMap[ FATAL ]   = " FATAL ";
   m_typeMap[ ALWAYS ]  = "ALWAYS ";

   m_colorMap[ VERBOSE ] = "\033[1;34m";
   m_colorMap[ DEBUG ]   = "\033[34m";
   m_colorMap[ INFO ]    = "\033[32m";
   m_colorMap[ WARNING ] = "\033[35m";
   m_colorMap[ ERROR ]   = "\033[31m";
   m_colorMap[ FATAL ]   = "\033[1;31;40m";
   m_colorMap[ ALWAYS ]  = ""; // Used to be: "\033[30m";

}