glc_errorlog.cpp

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00001 /****************************************************************************
00002 
00003  This file is part of the GLC-lib library.
00004  Copyright (C) 2005-2008 Laurent Ribon (laumaya@users.sourceforge.net)
00005  http://glc-lib.sourceforge.net
00006 
00007  GLC-lib is free software; you can redistribute it and/or modify
00008  it under the terms of the GNU Lesser General Public License as published by
00009  the Free Software Foundation; either version 3 of the License, or
00010  (at your option) any later version.
00011 
00012  GLC-lib is distributed in the hope that it will be useful,
00013  but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  GNU Lesser General Public License for more details.
00016 
00017  You should have received a copy of the GNU Lesser General Public License
00018  along with GLC-lib; if not, write to the Free Software
00019  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
00020 
00021  *****************************************************************************/
00022 
00024 
00025 #include "glc_errorlog.h"
00026 #include <QDir>
00027 #include "glc_global.h"
00028 #include <QMutexLocker>
00029 
00030 GLC_ErrorLog* GLC_ErrorLog::m_pErrorLog= NULL;
00031 QMutex GLC_ErrorLog::m_Mutex;
00032 
00033 GLC_ErrorLog::GLC_ErrorLog(const QString& fullLogFileName)
00034 : GLC_Log(fullLogFileName)
00035 {
00036 
00037 }
00038 
00039 GLC_ErrorLog::~GLC_ErrorLog()
00040 {
00041 
00042 }
00043 
00044 GLC_ErrorLog* GLC_ErrorLog::instance()
00045 {
00046         if (NULL == m_pErrorLog)
00047         {
00048                 QString fileName(QApplication::applicationName());
00049                 if (fileName.isEmpty())
00050                 {
00051                         fileName= "GLC_lib_ErrLog";
00052                 }
00053                 else
00054                 {
00055                         fileName= fileName + "_ErrLog";
00056                 }
00057                 QString logFileName(QDir::tempPath() + QDir::separator() + fileName);
00058                 m_pErrorLog= new GLC_ErrorLog(logFileName);
00059                 m_pErrorLog->writeHeader();
00060         }
00061         return m_pErrorLog;
00062 }
00063 
00064 bool GLC_ErrorLog::isEmpty()
00065 {
00066         return (NULL == m_pErrorLog);
00067 }
00068 
00069 void GLC_ErrorLog::addError(const QStringList& errorDescription)
00070 {
00071         QMutexLocker locker(&m_Mutex);
00072         GLC_ErrorLog::instance()->addSeparator();
00073         GLC_ErrorLog::instance()->addCurrentTime();
00074         const int size= errorDescription.size();
00075         for (int i= 0; i < size; ++i)
00076         {
00077                 GLC_ErrorLog::instance()->add(errorDescription.at(i));
00078         }
00079 }
00080 void GLC_ErrorLog::close()
00081 {
00082         QMutexLocker locker(&m_Mutex);
00083         delete m_pErrorLog;
00084         m_pErrorLog= NULL;
00085 }
00086 
00087 void GLC_ErrorLog::writeHeader()
00088 {
00089         QString currentLine;
00090         currentLine= "Error Log file";
00091         GLC_Log::m_TextStream << currentLine << '\n';
00092         currentLine= "Application " + QCoreApplication::applicationName();
00093         GLC_Log::m_TextStream << currentLine << '\n';
00094         currentLine= QDate::currentDate().toString(Qt::ISODate);
00095         GLC_Log::m_TextStream << currentLine << '\n';
00096         GLC_Log::m_TextStream.flush();
00097 }

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©2005-2011 Laurent Ribon