GwLogCollector.cpp

Go to the documentation of this file.

/***************************************************************************
 *   Copyright (C) 2004 by Olivier Stezowski                               *
 *   stezow(AT)ipnl.in2p3.fr                                               *
 *                                                                         *
 *   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.             *
 ***************************************************************************/
 
#ifndef Gw_LogMessage
#include "GwLogMessage.h"
#endif

#ifndef Gw_CentralLog
#include "GwCentralLog.h"
#endif

#ifndef Gw_LogCollector
#include "GwLogCollector.h"
#endif

#include <ctime>

using namespace Gw;

LogCollector::LogCollector(const char *name, bool isdelbycental) : 
        fName(name), 
        fMinLevel(LogMessage::kError),
        fMaxLevel(LogMessage::kInfo),   
        fIsDeleteByCentralLog(isdelbycental)
{
        
} 

LogCollector::~LogCollector() 
{

}  

LogCollector *LogCollector::theCollector()
{
        return CentralLog::theCentralLog()->GetCurrentLogCollector();
}    

#include <fstream>
#include <ios>
OStreamCollector::OStreamCollector(const char *name, bool isdelbycental) : 
        LogCollector(name,isdelbycental),  
        fOutputStream(0x0)
{
        std::string tmp = name;
        
        if ( tmp == "cout" ) { 
                fOutputStream = &std::cout;
        }
        if ( tmp == "cerr" ) { 
                fOutputStream = &std::cerr;
        }
        if ( tmp == "clog" ) { 
                fOutputStream = &std::clog;
        }       
        if ( fOutputStream == 0x0 ) 
                { fOutputStream = new std::ofstream(GetName().data(),std::ios_base::app) ; }
}
OStreamCollector::~OStreamCollector() 
{
        bool donot = fOutputStream == &std::cout || fOutputStream == &std::cerr || fOutputStream == &std::clog ;
        if ( !donot ) 
                if ( fOutputStream ) delete fOutputStream;
}

void OStreamCollector::DoCollect(LogMessage &alogmsg)
{
        if ( alogmsg.GetLevel() < fMinLevel || alogmsg.GetLevel() > fMaxLevel )
                return;
        
        std::string message = alogmsg.Message();
        if ( message.size() < 1 )
                return;
                        
        if ( fOutputStream ) {
                // header of the message
                (*fOutputStream) << alogmsg.Header();
                // the message   
                (*fOutputStream) << message;
                // end of the message
                if ( message[message.size()-1] != '\n' ) 
                        (*fOutputStream) << std::endl;
                (*fOutputStream) << alogmsg.Footer();
                
                // flush to be synchronized
                fOutputStream->flush(); 
        } 
}