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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtAddOn.JsonDb module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef JSONDB_STAT_H
#define JSONDB_STAT_H
#include "jsondbpartitionglobal.h"
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE_JSONDB_PARTITION
class Q_JSONDB_PARTITION_EXPORT JsonDbStat
{
public:
qint32 reads;
qint32 hits;
qint32 writes;
JsonDbStat() : reads(0), hits(0), writes(0) {};
JsonDbStat(qint32 reads, qint32 hits, qint32 writes) : reads(reads), hits(hits), writes(writes) {};
JsonDbStat &operator += (const JsonDbStat &o)
{
reads += o.reads;
hits += o.hits;
writes += o.writes;
return *this;
};
JsonDbStat &operator -= (const JsonDbStat &o)
{
reads = qMax((qint32)0, reads - o.reads);
hits = qMax((qint32)0, hits - o.hits);
writes = qMax((qint32)0, writes - o.writes);
return *this;
};
};
QT_END_NAMESPACE_JSONDB_PARTITION
QT_END_HEADER
#endif // JSONDB_STAT_H
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