nextcloud-desktop/src/mirall/logger.h
Olivier Goffart 396ec4f888 Fix race condition in the logger.
Logs can come from multiple thread, we need to keep the _logstream
protected by a mutex
2013-10-03 14:37:13 +02:00

89 lines
2.1 KiB
C++

/*
* Copyright (C) by Klaas Freitag <freitag@owncloud.com>
*
* 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.
*/
#ifndef LOGGER_H
#define LOGGER_H
#include <QObject>
#include <QList>
#include <QDateTime>
#include <QFile>
#include <QTextStream>
#include <qmutex.h>
namespace Mirall {
struct Log{
typedef enum{
Mirall,
CSync
} Source;
QDateTime timeStamp;
Source source;
QString message;
};
class Logger : public QObject
{
Q_OBJECT
public:
void log(Log log);
static void csyncLog( const QString& message );
static void mirallLog( const QString& message );
const QList<Log>& logs() const {return _logs;}
static Logger* instance();
static void destroy();
void postGuiLog(const QString& title, const QString& message);
void postOptionalGuiLog(const QString& title, const QString& message);
void postGuiMessage(const QString& title, const QString& message);
void setLogFile( const QString & name );
void setLogExpire( int expire );
void setLogDir( const QString& dir );
void setLogFlush( bool flush );
signals:
void newLog(const QString&);
void guiLog(const QString&, const QString&);
void guiMessage(const QString&, const QString&);
void optionalGuiLog(const QString&, const QString&);
public slots:
void enterNextLogFile();
protected:
Logger(QObject* parent=0);
QList<Log> _logs;
bool _showTime;
bool _doLogging;
static Logger* _instance;
QFile _logFile;
bool _doFileFlush;
int _logExpire;
QScopedPointer<QTextStream> _logstream;
QMutex _mutex;
QString _logDirectory;
};
} // namespace Mirall
#endif // LOGGER_H