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/*
Copyright (C) 2015 The Qt Company Ltd
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef STORAGE_LEVELDB_UTIL_QT_LOGGER_H_
#define STORAGE_LEVELDB_UTIL_QT_LOGGER_H_
#include "leveldb/env.h"
#include <QDateTime>
#include <QFile>
#include <QString>
#include <QTextStream>
#include <QThread>
namespace leveldb {
class QtLogger : public Logger {
private:
QFile file;
QTextStream log;
public:
QtLogger(QString fname) : file(fname), log(&file)
{
file.open(QIODevice::WriteOnly | QIODevice::Append);
}
virtual ~QtLogger() {
log.flush();
file.close();
}
virtual void Logv(const char* format, va_list ap) {
const uint64_t thread_id = (qintptr)QThread::currentThreadId();
QString formated;
formated = formated.vsprintf(format, ap);
log << QDateTime::currentDateTime().toString(Qt::SystemLocaleShortDate) << " " << thread_id << " " << formated << '\n';
}
};
} // namespace leveldb
#endif // STORAGE_LEVELDB_UTIL_QT_LOGGER_H_
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