NET_InfoCallback.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_InfoCallback.h
 *
 * COMMENTS:
 *                      
 *
 */

#ifndef __NET_INFOCALLBACK_H__
#define __NET_INFOCALLBACK_H__

#include "NET_API.h"

#include <UT/UT_NonCopyable.h>
#include <UT/UT_UniquePtr.h>

class NET_WebStatsManager;

class NET_API NET_InfoCallback
{
public:
    virtual ~NET_InfoCallback() = default;
    UT_NON_COPYABLE(NET_InfoCallback)

    virtual void onConnectionStart() = 0;
    virtual void onConnectionStop() = 0;
    virtual void onRequest() = 0;
    virtual void onStartReading() = 0;
    virtual void onReadBytes(std::size_t bytes) = 0;
    virtual void onEndReading() = 0;
    virtual void onStartWriting() = 0;
    virtual void onEndWriting() = 0;
protected:
    NET_InfoCallback() = default;
};

class NET_API NET_IInfoCallbackFactory
{
public:
    virtual ~NET_IInfoCallbackFactory() = default;

    UT_NON_COPYABLE(NET_IInfoCallbackFactory)

    virtual UT_UniquePtr<NET_InfoCallback> create() = 0;
protected:
    NET_IInfoCallbackFactory() = default;
};

class NET_API NET_StatsInfoCallback : public NET_InfoCallback
{
public:
    NET_StatsInfoCallback(NET_WebStatsManager& stats_mgr) :
        NET_InfoCallback(),
        myStatsMgr(stats_mgr),
        myReading(false),
        myWriting(false),
        myWaiting(false),
        myActiveConnection(false)
    {}

    void onConnectionStart() override;
    void onConnectionStop() override;
    void onRequest() override;
    void onStartReading() override;
    void onReadBytes(std::size_t bytes) override;
    void onEndReading() override;
    void onStartWriting() override;
    void onEndWriting() override;
protected:
    NET_WebStatsManager& myStatsMgr;
    unsigned myReading : 1;
    unsigned myWriting : 1;
    unsigned myWaiting : 1;
    unsigned myActiveConnection : 1;
};

class NET_API NET_StatsInfoCallbackFactory : public NET_IInfoCallbackFactory
{
public:
    NET_StatsInfoCallbackFactory(NET_WebStatsManager& stats_mgr)
        : myStatsManager(stats_mgr)
    {
    }

    UT_UniquePtr<NET_InfoCallback> create() override;

private:
    NET_WebStatsManager& myStatsManager;
};

#endif // __NET_INFOCALLBACK_H__