FadingCounter.h

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/*
 * Copyright (C) 1996-2023 The Squid Software Foundation and contributors
 *
 * Squid software is distributed under GPLv2+ license and includes
 * contributions from numerous individuals and organizations.
 * Please see the COPYING and CONTRIBUTORS files for details.
 */
 
#ifndef SQUID_SRC_FADINGCOUNTER_H
#define SQUID_SRC_FADINGCOUNTER_H
 
#include <vector>
 
class FadingCounter
{
public:
    FadingCounter();
 
    void configure(double horizonSeconds);
 
    void clear(); 
 
    int count(int howMany); 
    int remembered() const { return total; } 
 
    double horizon;
 
private:
    const int precision; 
    double delta; 
 
    double lastTime; 
    std::vector<int> counters; 
    int total; 
};
 
#endif /* SQUID_SRC_FADINGCOUNTER_H */