Ongoing100 #3486 CF AOI Review Review History 프로그램 테스트 및 적용

LYW

2021-09-27 b9b6752e83c701cc67241923d2b74dc3a963d243

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#include "StdAfx.h"
#include "WorkThreadPools.h"
 
#include "ThreadData.h"
 
CWorkThreadPools::CWorkThreadPools(int nThreadCount) : CThreadPools(nThreadCount)
{
    m_pWork                = NULL;
    m_pWorkCallback        = WorkCallback;
    m_nThreadDataCount    = 0;
}
 
CWorkThreadPools::~CWorkThreadPools(void)
{
    CloseWorkThread();
 
    m_csThreadData.Lock();
    ClearThreadData();
    m_csThreadData.Unlock();
}
 
VOID CALLBACK CWorkThreadPools::WorkCallback(PTP_CALLBACK_INSTANCE pInstance, PVOID pParameter, PTP_WORK pWork)
{
    // Instance, Parameter, and Work not used in this example.
    UNREFERENCED_PARAMETER(pInstance);
    UNREFERENCED_PARAMETER(pParameter);
    UNREFERENCED_PARAMETER(pWork);
 
    // Do something when the work callback is invoked.
    CWorkThreadData *pDataPtr = static_cast<CWorkThreadData*>(pParameter);
    if (pDataPtr)
    {
        CWorkThreadPools *pThreadPtr = static_cast<CWorkThreadPools*>(pDataPtr->pCallerPtr);
        pThreadPtr->RunWorkThread(pParameter);
    }
 
    return;
}
 
BOOL CWorkThreadPools::CreateWorkThread(PVOID pParameter)
{
    if (NULL==m_pPool || NULL==m_pCleanupGroup) return FALSE;
    
    CSingleLock MyLock(&m_csThreadData);
    MyLock.Lock();
    if(0==m_nThreadDataCount && m_pWork)
    {
        ClearThreadData();
        CloseThreadpoolCleanupGroupMembers(m_pCleanupGroup, FALSE, NULL);
    }    
    
    TP_CALLBACK_ENVIRON* pCallBackEnviron = (TP_CALLBACK_ENVIRON*)&m_CallBackEnviron;
 
    m_pWork = CreateThreadpoolWork((PTP_WORK_CALLBACK)WorkCallback, pParameter, pCallBackEnviron);
    if (NULL==m_pWork) return FALSE;
 
    m_vecThreadData.push_back(static_cast<CWorkThreadData*>(pParameter));
    m_nThreadDataCount++;
 
    SubmitThreadpoolWork(m_pWork);
    
    return TRUE;
}
 
void CWorkThreadPools::ClearThreadData()
{
    for (VectorWorkThreadDataIt it=m_vecThreadData.begin(); it!=m_vecThreadData.end(); it++)
    {
        CWorkThreadData *pNode = static_cast<CWorkThreadData*>(*it);
        if (pNode) delete pNode;
    }
    m_vecThreadData.clear();
}
 
void CWorkThreadPools::CloseWorkThread()
{
    if (NULL==m_pWork) return;
 
    WaitForThreadpoolWorkCallbacks(m_pWork, TRUE);
 
    CloseThreadpoolWork(m_pWork);
 
    m_pWork = NULL;
}
 
void CWorkThreadPools::RunWorkThread(PVOID pParameter)
{
    CWorkThreadData *pDataPtr = static_cast<CWorkThreadData*>(pParameter);
    if (pDataPtr==NULL) return;
 
    CWorkThreadPools *pThreadPtr = static_cast<CWorkThreadPools*>(pDataPtr->pCallerPtr);
    if (pThreadPtr) 
    {
        pThreadPtr->WorkThreadProcess(pParameter);
    }
    pDataPtr->bProcessed = true;
 
    m_csThreadData.Lock();
    m_nThreadDataCount--;
    m_csThreadData.Unlock();
}
 
size_t CWorkThreadPools::GetThreadDataCount() const
{
    return m_nThreadDataCount;
}