/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
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** 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
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** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
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** packaging of this file. Please review the following information to
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****************************************************************************/
#include <QThread>
class MyThread : public QThread
{
Q_OBJECT
protected:
void run();
};
#include <QCache>
#include <QMutex>
#include <QThreadStorage>
#include "threads.h"
void MyThread::run()
{
}
#define Counter ReentrantCounter
class Counter
{
public:
Counter() { n = 0; }
void increment() { ++n; }
void decrement() { --n; }
int value() const { return n; }
private:
int n;
};
#undef Counter
#define Counter ThreadSafeCounter
class Counter
{
public:
Counter() { n = 0; }
void increment() { QMutexLocker locker(&mutex); ++n; }
void decrement() { QMutexLocker locker(&mutex); --n; }
int value() const { QMutexLocker locker(&mutex); return n; }
private:
mutable QMutex mutex;
int n;
};
typedef int SomeClass;
QThreadStorage<QCache<QString, SomeClass> *> caches;
void cacheObject(const QString &key, SomeClass *object)
{
if (!caches.hasLocalData())
caches.setLocalData(new QCache<QString, SomeClass>);
caches.localData()->insert(key, object);
}
void removeFromCache(const QString &key)
{
if (!caches.hasLocalData())
return;
caches.localData()->remove(key);
}
int main()
{
return 0;
}
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