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/*
* Copyright (C) 2013-2015, 2019 by the Konclude Developer Team.
*
* This file is part of the reasoning system Konclude.
* For details and support, see <http://konclude.com/>.
*
* Konclude is free software: you can redistribute it and/or modify
* it under the terms of version 3 of the GNU Lesser General Public
* License (LGPLv3) as published by the Free Software Foundation.
*
* Konclude 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 (Lesser) General Public License for more details.
*
* You should have received a copy of the GNU (Lesser) General Public
* License along with Konclude. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef KONCLUDE_CONCURRENT_CWATCHDOGTHREAD_H
#define KONCLUDE_CONCURRENT_CWATCHDOGTHREAD_H
#include <QSemaphore>
#include <QReadWriteLock>
#include <QHash>
#include <QDateTime>
#include <QLinkedList>
#include "CThread.h"
#include "CIntervalThread.h"
#include "CWatchDogThreadData.h"
#include "CWatchDog.h"
#include "ConcurrentSettings.h"
#include "Events/CCustomEvent.h"
#include "Events/CControlEvent.h"
namespace Konclude {
namespace Concurrent {
using namespace Events;
/*!
* \class CWatchDogThread
* \author Andreas Steigmiller
* \version 0.1
* \brief
*/
class CWatchDogThread : public CIntervalThread, public CWatchDog {
// public methods
public:
//! Constructor
CWatchDogThread();
//! Destructor
virtual ~CWatchDogThread();
static CWatchDogThread *getInstance();
bool registerThread(CThread *thread);
void feedbackThread(CThread *thread, qint64 updateNumber);
void checkoutThread(CThread *thread);
void crashedThread(CThread *thread);
QLinkedList<CWatchDogThreadData> getActiveThreadList();
// protected methods
protected:
virtual void threadStarted();
virtual bool processCustomsEvents(QEvent::Type type, CCustomEvent *event);
virtual bool processTimer(qint64 timerID);
// private methods
private:
void sendRequestFeedbackEvent(CThread *thread, qint64 uNr);
void updateThreadData(CThread *thread, CWatchDogThreadData *threadData);
// private variables
private:
static const qint64 REQUESTFEEDBACKTIMERID = 1;
static const qint64 UPDATETHREADINFOTIMERID = 2;
static CWatchDogThread *watchDogInstance;
static QSemaphore *syncSemaphore;
QReadWriteLock regSync;
QHash<qint64,CWatchDogThreadData *> threadWatch;
qint64 currentUpdateNumber;
};
}; // end namespace Concurrent
}; // end namespace Konclude
#endif // KONCLUDE_CONCURRENT_CWATCHDOGTHREAD_H
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