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// Copyright (C) 2021 The Qt Company Ltd.
// Copyright (C) 2019 Luxoft Sweden AB
// Copyright (C) 2018 Pelagicore AG
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QUICKLAUNCHER_H
#define QUICKLAUNCHER_H
#include <QtCore/QObject>
#include <QtCore/QPair>
#include <QtCore/QVector>
#include <QtAppManCommon/global.h>
QT_BEGIN_NAMESPACE_AM
class AbstractContainer;
class AbstractRuntime;
class CpuReader;
class QuickLauncher : public QObject
{
Q_OBJECT
public:
static QuickLauncher *createInstance(const QMap<std::pair<QString, QString>, int> &runtimesPerContainer,
qreal idleLoad, int failedStartLimit,
int failedStartLimitIntervalSec);
static QuickLauncher *instance();
~QuickLauncher() override;
QPair<AbstractContainer *, AbstractRuntime *> take(const QString &containerId, const QString &runtimeId);
void shutDown();
public Q_SLOTS:
void rebuild();
Q_SIGNALS:
void shutDownFinished();
protected:
void timerEvent(QTimerEvent *te) override;
private:
QuickLauncher(const QMap<std::pair<QString, QString>, int> &runtimesPerContainer,
qreal idleLoad, int failedStartLimit, int failedStartLimitIntervalSec,
QObject *parent = nullptr);
QuickLauncher(const QuickLauncher &);
QuickLauncher &operator=(const QuickLauncher &);
static QuickLauncher *s_instance;
void triggerRebuild(int delay = 0);
void removeEntry(AbstractContainer *container, AbstractRuntime *runtime);
void checkFailedStarts();
struct QuickLaunchEntry
{
QString m_containerId;
QString m_runtimeId;
int m_maximum = 1;
bool m_disabled = false;
void addFailure();
QVector<qint64> m_failedTimeStamps; // msecs since epoch when the instance failed
QList<QPair<AbstractContainer *, AbstractRuntime *>> m_containersAndRuntimes;
};
QVector<QuickLaunchEntry> m_quickLaunchPool;
int m_idleTimerId = 0;
CpuReader *m_idleCpu = nullptr;
bool m_isIdle = false;
qreal m_idleThreshold;
bool m_shuttingDown = false;
int m_failedStartLimit;
int m_failedStartLimitIntervalSec;
};
QT_END_NAMESPACE_AM
#endif // QUICKLAUNCHER_H
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