FileOutput.cpp

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/*
Copyright 2007, 2008, 2009, 2010, 2011 Instituto de Sistemas e Robotica, Instituto Superior Tecnico

This file is part of MeRMaID.

MeRMaID 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 3 of the License, or
(at your option) any later version.

MeRMaID 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 MeRMaID.  If not, see <http://www.gnu.org/licenses/>.
*/



/**
 * @Filename FileOutput.cpp
 * @Description FileOutput implementation
 * @Status Finished
 * @Version $Id: FileOutput.cpp 1 2011-03-04 18:13:18Z jreis $
 * @Maintainer Joao Reis (joaocgreis@gmail.com)
 */

#include "config.h"

#include "Logger.hpp"

using namespace mermaid::support::logging;

FileOutput::FileOutput (std::string fileName) :
    fileName_ (fileName),
    fileStream_ (fileName.c_str(), std::ios::app)
{
  fileStream_.fill ('0');
}

shared_ptr<FileOutput> FileOutput::build (std::string fileName)
{
  return shared_ptr<FileOutput> (new FileOutput (fileName));
}

void FileOutput::outputMessage (const LogMessage& logMessage)
{
  // time
  time_t timep = logMessage.getTime();
  struct tm * t = gmtime (&timep);
  fileStream_.width (2);
  fileStream_ << t->tm_mday << "/";
  fileStream_.width (2);
  fileStream_ << t->tm_mon << "/";
  fileStream_.width (4);
  fileStream_ << 1900 + t->tm_year << "-";
  fileStream_.width (2);
  fileStream_ << t->tm_hour << ":";
  fileStream_.width (2);
  fileStream_ << t->tm_min << ":";
  fileStream_.width (2);
  fileStream_ << t->tm_sec << " ";
  
  // prefix
  if (logMessage.getPrefix().size() > 0) {
    fileStream_ << logMessage.getPrefix() << ": ";
  }
  
  // level
  switch (logMessage.getLogLevel()) {
    case LOG_ERROR:
      fileStream_ << "ERROR: ";
      break;
    case LOG_WARN:
      fileStream_ << "WARN: ";
      break;
    case LOG_INFO:
      fileStream_ << "INFO: ";
      break;
    case LOG_BEGIN:
      for (int i = 0; i < logMessage.getIndentation(); i++) {
        fileStream_ << "| ";
      }
      fileStream_ << "/---------- ";
      break;
    case LOG_SEPARATOR:
      if (logMessage.getIndentation() > 0) {
        for (int i = 0; i < (logMessage.getIndentation() - 1); i++) {
          fileStream_ << "| ";
        }
        fileStream_ << "+-";
      }
      fileStream_ << "--------- ";
      break;
    case LOG_STEP:
      for (int i = 0; i < logMessage.getIndentation(); i++) {
        fileStream_ << "| ";
      }
      break;
    case LOG_END:
      for (int i = 0; i < logMessage.getIndentation(); i++) {
        fileStream_ << "| ";
      }
      fileStream_ << "\\---------- ";
      break;
  }
  
  // message
  fileStream_ << logMessage.getMessage();
  
  // epilogue
  fileStream_ << std::endl;
  fileStream_.flush();
}