glc_tracelog.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 
00023 #include "glc_tracelog.h"
00024 
00025 #include <QDir>
00026 #include "glc_global.h"
00027 #include <QMutexLocker>
00028 
00029 GLC_TraceLog* GLC_TraceLog::m_pTraceLog= NULL;
00030 QMutex GLC_TraceLog::m_Mutex;
00031 bool GLC_TraceLog::m_IsEnable= false;
00032 
00033 GLC_TraceLog::GLC_TraceLog(const QString& fullLogFileName)
00034 : GLC_Log(fullLogFileName)
00035 {
00036 
00037 }
00038 
00039 GLC_TraceLog::~GLC_TraceLog()
00040 {
00041 
00042 }
00043 
00044 GLC_TraceLog* GLC_TraceLog::instance(QString baseName)
00045 {
00046         if (NULL == m_pTraceLog)
00047         {
00048                 if (baseName.isEmpty())
00049                 {
00050                         QString fileName(QApplication::applicationName());
00051                         if (fileName.isEmpty())
00052                         {
00053                                 baseName= "GLC_lib_TraceLog";
00054                         }
00055                         else
00056                         {
00057                                 baseName= fileName + "_TraceLog";
00058                         }
00059                 }
00060                 QString logFileName(QDir::tempPath() + QDir::separator() + baseName);
00061                 m_pTraceLog= new GLC_TraceLog(logFileName);
00062                 m_pTraceLog->writeHeader();
00063         }
00064         return m_pTraceLog;
00065 }
00066 
00067 bool GLC_TraceLog::isEmpty()
00068 {
00069         return (NULL == m_pTraceLog);
00070 }
00071 
00072 bool GLC_TraceLog::isEnable()
00073 {
00074         return m_IsEnable;
00075 }
00076 
00077 void GLC_TraceLog::addTrace(const QStringList& traceDescription)
00078 {
00079         if (m_IsEnable)
00080         {
00081                 QMutexLocker locker(&m_Mutex);
00082                 GLC_TraceLog::instance()->addSeparator();
00083                 GLC_TraceLog::instance()->addCurrentTime();
00084                 const int size= traceDescription.size();
00085                 for (int i= 0; i < size; ++i)
00086                 {
00087                         GLC_TraceLog::instance()->add(traceDescription.at(i));
00088                 }
00089         }
00090 }
00091 void GLC_TraceLog::close()
00092 {
00093         QMutexLocker locker(&m_Mutex);
00094         delete m_pTraceLog;
00095         m_pTraceLog= NULL;
00096 }
00097 
00098 void GLC_TraceLog::setEnabled(bool enable)
00099 {
00100         m_IsEnable= enable;
00101 }
00102 
00103 void GLC_TraceLog::writeHeader()
00104 {
00105         QString currentLine;
00106         currentLine= "Trace Log file";
00107         GLC_Log::m_TextStream << currentLine << '\n';
00108         currentLine= "Application " + QCoreApplication::applicationName();
00109         GLC_Log::m_TextStream << currentLine << '\n';
00110         currentLine= QDate::currentDate().toString(Qt::ISODate);
00111         GLC_Log::m_TextStream << currentLine << '\n';
00112         GLC_Log::m_TextStream.flush();
00113 }

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©2005-2011 Laurent Ribon