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frame_timermgt.cpp
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frame_timermgt.cpp
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/*
* frame_timermgt.cpp
*
* Created on: 2014年1月22日
* Author: jimm
*/
#include "common/common_datetime.h"
#include "common/common_errordef.h"
//#include "common/common_memmgt.h"
#include "frame_timermgt.h"
FRAME_NAMESPACE_BEGIN
CTimerMgt::CTimerMgt()
{
m_nTimerSeq = 0;
}
CTimerMgt::~CTimerMgt()
{
}
//初始化数据中心
int32_t CTimerMgt::Init()
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
m_timerPool.Init();
m_timerMap.Init();
return S_OK;
}
//注销定时器管理器
int32_t CTimerMgt::Uninit()
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
m_timerPool.Uninit();
m_timerMap.Uninit();
return S_OK;
}
//管理器大小
int32_t CTimerMgt::GetSize()
{
return sizeof(*this);
}
int32_t CTimerMgt::CreateTimer(TimerProc Proc, CBaseObject *pTimer, CBaseObject *pTimerData, int64_t nCycleTime, bool bLoop, TimerIndex& timerIndex)
{
// uint8_t *pObj = NULL;
// if(pTimerData != NULL)
// {
// int32_t nTimerDataSize = pTimerData->GetSize();
// pObj = MALLOC(nTimerDataSize);
// if(pObj == NULL)
// {
// return E_MALLOCFAILED;
// }
//
// memcpy(pObj, pTimerData, nTimerDataSize);
// }
//初始化定时器参数
Timer timer;
timer.pData = pTimerData;
timer.nStartTime = CTimeValue::CurrentTime().Milliseconds();
timer.nCycleTime = nCycleTime;
timer.nEndTime = timer.nStartTime + timer.nCycleTime;
timer.bLoop = bLoop;
timer.pTimerHandler = pTimer;
timer.pTimerProc = Proc;
timer.nFiredCount = 0;
MUTEX_GUARD(TimerLock, m_stTimerLock);
//设置Timer生成时的Seq
timer.nTimerSeq = m_nTimerSeq;
//递增TimerSeq;
++m_nTimerSeq;
//创建定时器对象
TimerPool::CIndex* pIndex = m_timerPool.CreateObject();
if (NULL == pIndex)
{
//FREE(pObj);
return E_CREATEOBJECT;
}
//建立定时器索引
TimerMap::CIndex* pMapIndex = m_timerMap.Insert(timer.nEndTime, pIndex->Index());
if (NULL == pMapIndex)
{
//FREE(pObj);
m_timerPool.DestroyObject(pIndex);
pIndex = NULL;
return E_INSERTMAP;
}
//将索引保存到附加数据表中
int32_t ret = pIndex->SetAdditionalData(enmAdditionalIndex_RBTreeIndex, (uint64_t)pMapIndex);
if (0 > ret)
{
//FREE(pObj);
m_timerMap.Erase(pMapIndex);
m_timerPool.DestroyObject(pIndex);
pIndex = NULL;
return ret;
}
//设置定时器参数
pIndex->ObjectPtr()->SetTimer(timer);
timerIndex = pIndex->Index();
return S_OK;
}
//删除定时器
int32_t CTimerMgt::RemoveTimer(TimerIndex timerIndex)
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
TimerPool::CIndex* pIndex = m_timerPool.GetIndex(timerIndex);
if (NULL == pIndex)
{
return E_GTEOBJECT;
}
return RemoveTimer(pIndex);
}
//清空定时器管理器
int32_t CTimerMgt::Clear()
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
m_timerPool.Clear();
m_timerMap.Clear();
return S_OK;
}
//定时器已触发
int32_t CTimerMgt::TimerFired(TimerIndex timerIndex, uint32_t timerSeq)
{
CTimer *pTimer = NULL;
int32_t nRet = GetTimer(timerIndex,pTimer);
if( nRet == S_OK && pTimer->GetTimerSeq() == timerSeq)
{
return TimerFired(timerIndex);
}
return S_FALSE;
}
//获取定时器
int32_t CTimerMgt::GetTimer(TimerIndex timerIndex, CTimer*& pTimer)
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
TimerPool::CIndex* pIndex = m_timerPool.GetIndex(timerIndex);
if (NULL == pIndex)
{
return E_GTEOBJECT;
}
pTimer = pIndex->ObjectPtr();
return S_OK;
}
//删除定时器
int32_t CTimerMgt::RemoveTimer(TimerPool::CIndex* pIndex)
{
if (NULL == pIndex)
{
return E_NULLPOINTER;
}
CTimer* pTimer = pIndex->ObjectPtr();
if(pTimer == NULL)
{
return E_UNKNOWN;
}
// //回收定时器所申请的内存资源
// Timer timer;
// pTimer->GetTimer(timer);
// if(timer.pData != NULL)
// {
// FREE((uint8_t *)timer.pData);
// }
uint64_t nAddtionalValue = 0;
pIndex->GetAdditionalData(enmAdditionalIndex_RBTreeIndex, nAddtionalValue);
TimerMap::CIndex* pMapIndex = (TimerMap::CIndex*)nAddtionalValue;
//将定时器从对象池及索引表中删除
// MUTEX_GUARD(TimerLock, m_stTimerLock);
m_timerMap.Erase(pMapIndex);
m_timerPool.DestroyObject(pIndex);
return S_OK;
}
//定时器已触发
int32_t CTimerMgt::TimerFired(TimerIndex timerIndex)
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
TimerPool::CIndex* pIndex = m_timerPool.GetIndex(timerIndex);
if (NULL == pIndex)
{
return E_GTEOBJECT;
}
CTimer* pTimer = pIndex->ObjectPtr();
if(pTimer == NULL)
{
return E_NULLPOINTER;
}
if (!pTimer->IsLoop())
{
//若不是循环触发则删除定时器
return RemoveTimer(pIndex);
}
Timer timer;
pTimer->GetTimer(timer);
//更新定时器参数
timer.nEndTime = CTimeValue::CurrentTime().Milliseconds() + timer.nCycleTime;
++timer.nFiredCount;
pTimer->SetTimer(timer);
//调整定时器索引
uint64_t nAddtionalValue = 0;
pIndex->GetAdditionalData(enmAdditionalIndex_RBTreeIndex, nAddtionalValue);
TimerMap::CIndex* pMapIndex = (TimerMap::CIndex*)nAddtionalValue;
m_timerMap.Erase(pMapIndex);
pMapIndex = m_timerMap.Insert(timer.nEndTime, pIndex->Index());
if (NULL == pMapIndex)
{
m_timerPool.DestroyObject(pIndex);
return E_INSERTMAP;
}
//将索引保存到附加数据表中
int32_t ret = pIndex->SetAdditionalData(enmAdditionalIndex_RBTreeIndex, (uint64_t)pMapIndex);
if (0 > ret)
{
m_timerMap.Erase(pMapIndex);
m_timerPool.DestroyObject(pIndex);
return ret;
}
return S_OK;
}
//获取结束时间最小的定时器
int32_t CTimerMgt::GetFirstTimer(CTimer*& pTimer, TimerIndex& timerIndex)
{
MUTEX_GUARD(TimerLock, m_stTimerLock);
TimerMap::CIndex* pMapIndex = m_timerMap.First();
if (NULL == pMapIndex)
{
return E_UNKNOWN;
}
TimerPool::CIndex* pIndex = m_timerPool.GetIndex( pMapIndex->Object() );
if (NULL == pIndex)
{
//索引列表中存在无效索引则删除
m_timerMap.Erase(pMapIndex);
return E_GTEOBJECT;
}
pTimer = pIndex->ObjectPtr();
timerIndex = pIndex->Index();
return S_OK;
}
//处理定时器事件
int32_t CTimerMgt::Run()
{
CTimer *pTimer = NULL;
TimerIndex timerIndex = -1;
//获取定时器列表中的结束时间最早的定时器
int32_t ret = GetFirstTimer(pTimer, timerIndex);
if (0 > ret)
{
return 0;
}
//定时器结束时间小于当前时间
if (pTimer->GetEndTime() > CTimeValue::CurrentTime().Milliseconds())
{
return 0;
}
//保留TimerSeq 用于保护
uint32_t nTimerSeq = pTimer->GetTimerSeq();
//外部Timer直接回调接口
CBaseObject *pHandler = pTimer->GetTimerHandler();
if( NULL != pHandler)
{
TimerProc proc = pTimer->GetEventProc();
if(proc != NULL)
{
(pHandler->*proc)(pTimer->GetTimerData());
}
}
//定时器事件已触发
TimerFired(timerIndex,nTimerSeq);
return 1;
}
FRAME_NAMESPACE_END