cwAUTOMUTEX mt(m_MarketDataUpdateMutex, true); #endif // CW_USING_TBB_LIB auto it = m_LastestMarketDataMap.find(InstrumentID); if (it != m_LastestMarketDataMap.end() && it->second.get() != NULL) @@ -118,10 +120,9 @@ class cwBasicMdSpi #ifdef CW_USING_TBB_LIB spsc_queue...
让HwServiceManager成为整个系统中唯一的上下文管理器,其实也就是service管理器,这样我们就可以把HwServiceManager称之为守护进程。 bool ProcessState::becomeContextManager(context_check_func checkFunc, void* userData) { if (!mManagesContexts) { AutoMutex _l(mLock); mBinderContextCheckFunc = checkFunc; mBi...
=nullptr)returngDefaultServiceManager;{AutoMutex_l(gDefaultServiceManagerLock);//当ServiceManager还未准备好,等待1秒后重新获取ServiceManager对象while(gDefaultServiceManager==nullptr){gDefaultServiceManager=interface_cast<IServiceManager>(ProcessState::self()->getContextObject...
sp<IBinder> result; AutoMutex _l(mLock); handle_entry* e = lookupHandleLocked(handle);//1 if (e != NULL) { IBinder* b = e->binder; if (b == NULL || !e->refs->attemptIncWeak(this)) { if (handle == 0) { Parcel data; status_t status = IPCThreadState::self()->transact...
AutoMutex am=newAutoMutex();for(inti =0; i <10; i++) {newThread(() =>{ am.Enter(); Thread.Sleep(1000); am.Release(); }).Start(); }classAutoMutex {staticAutoResetEvent are =newAutoResetEvent(true);staticintlockOwner=-1;//当前锁的拥有者staticintrecursionCount=-1;//迭代计数器public...
AutoMutex _l(gDefaultServiceManagerLock); if(gDefaultServiceManager==NULL) { gDefaultServiceManager=interface_cast<IServiceManager>( ProcessState::self()->getContextObject(NULL)); }//ProcessState::self()单例函数调用,getContextObject返回的是一个BpBidner ...
typedefMutex::Autolock AutoMutex; Mutex和Autolock同样在Mutex.h中,定义如下: class Mutex{public:enum{PRIVATE=0,SHARED=1};Mutex();explicitMutex(constchar*name);explicitMutex(inttype,constchar*name=NULL);~Mutex();// lock or unlock the mutexstatus_tlock();voidunlock();// lock if possible; re...
cwAutoMutex.h cwBasicAgent.h cwBasicCout.h cwBasicKindleStrategy.h cwBasicMdSpi.h cwBasicSimulator.h cwBasicStrategy.h cwBasicTradeSpi.h cwCalendar.h cwChinaTradingCalendar.h cwCommonUtility.h cwCriticalSection.h cwDate.h cwFemasMdSpi.h cwFemasTradeSpi.h cwFtdMdSpi.h cwF...
AutoMutex _l(mLock); handle_entry* e = lookupHandleLocked(handle); if (e != NULL) { IBinder* b = e->binder; if (b == NULL || !e->refs->attemptIncWeak(this)) { b = new BpBinder(handle); /*以handle为参数构造BpBinder*/ e->binder = b; if (b) e->refs = b->getWeakRef...
Handler::enqueueMessage方法中第一行msg.target = this;,这个this是什么呢?这个this在handler方法中自然是handler本身了,也就是说这一行代码将handler自身赋值给了Message对象的target字段。我们可以看以下这个target字段的定义: //简化后的代码 publicfinalclassMessageimplem...