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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
//
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// Created by Ryan Huffman on 2016-12-14
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// Copyright 2013-2016 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#pragma once
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#include <QtCore/QString>
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#include <QtCore/QVariant>
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#include <QtCore/QSet>
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#include <QtCore/QVariantMap>
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#include <mutex>
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#include "DependencyManager.h"
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#include "Trace.h"
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using EditStatFunction = std::function<QVariant(QVariant currentValue)>;
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class StatTracker : public Dependency {
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public:
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StatTracker();
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QVariant getStat(const QString& name);
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void setStat(const QString& name, int64_t value);
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void updateStat(const QString& name, int64_t mod);
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void incrementStat(const QString& name);
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void decrementStat(const QString& name);
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private:
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using Mutex = std::mutex;
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using Lock = std::lock_guard<Mutex>;
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Mutex _statsLock;
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QHash<QString, int64_t> _stats;
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};
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class CounterStat {
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public:
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CounterStat(QString name) : _name(name) {
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DependencyManager::get<StatTracker>()->incrementStat(_name);
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}
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~CounterStat() {
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DependencyManager::get<StatTracker>()->decrementStat(_name);
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}
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private:
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QString _name;
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};
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