BCLog.cxx

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/*   
 * Copyright (C) 2008, Daniel Kollar and Kevin Kroeninger.   
 * All rights reserved.   
 *   
 * For the licensing terms see doc/COPYING.   
 */   
 
// ---------------------------------------------------------  

#include "BCLog.h"

std::ofstream BCLog::fOutputStream;

BCLog::LogLevel BCLog::fMinimumLogLevelFile = BCLog::debug;

BCLog::LogLevel BCLog::fMinimumLogLevelScreen = BCLog::summary;

const char * BCLog::fVersion = BAT_VERSION;

int BCLog::fHindex = 0;

// ---------------------------------------------------------

BCLog::BCLog()
{

   // suppress the ROOT Info printouts

   gErrorIgnoreLevel=2000;

}

// ---------------------------------------------------------

BCLog::~BCLog()
{}

// ---------------------------------------------------------

void BCLog::OpenLog(const char * filename, BCLog::LogLevel loglevelfile, BCLog::LogLevel loglevelscreen)
{

   // suppress the ROOT Info printouts

   gErrorIgnoreLevel=2000;

   // open log file

   BCLog::fOutputStream.open(filename);

   if (!BCLog::fOutputStream.is_open())
      {
         std::cout << " Could not open log file " << filename << ". " << std::endl;
         return;
      }

   BCLog::StartupInfo();

   BCLog::Out(BCLog::summary,BCLog::summary,Form("Opening logfile %s",filename));

   // set log level 

   BCLog::SetMinimumLogLevelFile(loglevelfile); 
   BCLog::SetMinimumLogLevelScreen(loglevelscreen); 

}

// --------------------------------------------------------- 

void BCLog::OpenLog(const char * filename)
{

   BCLog::OpenLog(filename, BCLog::debug, BCLog::summary); 

}

// --------------------------------------------------------- 

void BCLog::OpenLog()
{

   BCLog::OpenLog("log.txt", BCLog::debug, BCLog::summary); 

}

// --------------------------------------------------------- 

void BCLog::CloseLog()
{

   BCLog::fOutputStream.close(); 

}

// --------------------------------------------------------- 

void BCLog::Out(BCLog::LogLevel loglevelfile, BCLog::LogLevel loglevelscreen, const char * message)
{

   // open log file if not opened

   if (!BCLog::fOutputStream.is_open())
      {
         std::cout << " Log file not opended. " << std::endl;
         return;
      }

   // write message in to log file

   if (loglevelfile >= BCLog::fMinimumLogLevelFile)
      BCLog::fOutputStream << BCLog::ToString(loglevelfile) << " : " << message << std::endl;

   // write message to screen

   if (loglevelscreen >= BCLog::fMinimumLogLevelScreen)
      std::cout << BCLog::ToString(loglevelscreen) << " : " << message << std::endl;

}

// --------------------------------------------------------- 

void BCLog::Out(const char * message)
{

   BCLog::Out(BCLog::fMinimumLogLevelFile, BCLog::fMinimumLogLevelScreen, message);

}

// --------------------------------------------------------- 

void BCLog::StartupInfo()
{

   // open log file if not opened 

   if (!BCLog::fOutputStream.is_open())
      {
         std::cout << " Log file not opended. " << std::endl; 
         return; 
      }

   char * message = Form(
                                    " +------------------------------\n"
                                    " |\n"
                                    " |     Running with BAT\n"
                                    " |      Version %s\n"
                                    " |\n"
                                    " | http://www.mppmu.mpg.de/bat\n"
                                    " +------------------------------\n",
                                    BCLog::fVersion);

   BCLog::fOutputStream << message;
   std::cout << message;

}

// --------------------------------------------------------- 

const char * BCLog::ToString(BCLog::LogLevel loglevel)
{
   
   switch (loglevel)
      {
      case debug:
         return "Debug  ";
      case detail:
         return "Detail ";
      case summary:
         return "Summary";
      case warning:
         return "Warning";
      default:
         return "";
   }

}

// --------------------------------------------------------- 

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