NET_WebStatsManager.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * NAME:        NET_WebStatsManager.h
 *
 * COMMENTS:
 *
 */

#ifndef __NET_WEBSTATSMANAGER_H__
#define __NET_WEBSTATSMANAGER_H__

#include "NET_API.h"

#include <UT/UT_BoostAsio.h>
#include <UT/UT_Optional.h>

#include <SYS/SYS_AtomicInt.h>

/// Simple holder for statistics relating to the web server.
class NET_API NET_WebStatsManager
{
public:
    NET_WebStatsManager()
    {
    }

    void updateProcess(fpreal amount);
    void updateQueueWait(fpreal amount);

    void setEnabled(bool enabled) { myIsEnabled = enabled; }
    inline bool isEnabled() const { return myIsEnabled; }

    SYS_AtomicInt32 myReadCount;
    SYS_AtomicInt32 myWriteCount;
    SYS_AtomicInt32 myWaitingCount;
    SYS_AtomicInt32 myActiveConnections;
    SYS_AtomicInt32 myTotalCount;
    SYS_AtomicInt32 myRequestCount;

    void startLogTimer(ASIO_IOContext& context);
    void stopLogTimer();
private:
    void fail(const hboost::system::error_code& ec, const char* what);

    void startLogTimer_();
    void onLogStats_(const hboost::system::error_code& ec);

    enum WaitType
    {
        PROCESS_WAIT = 0,
        QUEUE_WAIT = 1,
        MAX_WAIT_TYPE
    };

    UT_Optional<ASIO_DeadlineTimer> myTimer;

    bool myIsEnabled = false;
};

#endif // __NET_WEBSTATSMANAGER_H__