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Ref T105, modified background updater

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* removed gracefulShutdown
* removed isShuttingDown
This commit is contained in:
Klaus Basan
2017-07-09 01:26:08 +02:00
committed by Mathew Sutcliffe
parent 7f3643fb0e
commit 2fbd2c6382
3 changed files with 19 additions and 72 deletions
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57
src/blackcore/db/backgrounddataupdater.cpp
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@@ -37,6 +37,7 @@ namespace BlackCore
CContinuousWorker(owner, "Background data updater")
{
connect(&m_updateTimer, &QTimer::timeout, this, &CBackgroundDataUpdater::doWork);
m_updateTimer.setObjectName(getName());
}
void CBackgroundDataUpdater::initialize()
@@ -47,42 +48,6 @@ namespace BlackCore
void CBackgroundDataUpdater::cleanup()
{
m_updateTimer.stop();
m_shutdown = true;
m_enabled = false;
}
CBackgroundDataUpdater::~CBackgroundDataUpdater()
{
gracefulShutdown();
}
bool CBackgroundDataUpdater::isShuttingDown() const
{
if (!sApp) { return true; } // sApp object is gone, whole system shutdown
if (this->m_shutdown) { return true; } // marked as shutdown
if (this->isAbandoned()) { return true; } // worker abandoned
return false;
}
bool CBackgroundDataUpdater::isEnabled() const
{
return m_enabled;
}
void CBackgroundDataUpdater::gracefulShutdown()
{
m_shutdown = true;
m_enabled = false;
if (!CThreadUtils::isCurrentThreadObjectThread(this))
{
std::promise<void> promise;
doIfFinishedElse([&promise] { promise.set_value(); }, [&promise, this]
{
this->then([&promise] { promise.set_value(); });
this->abandon();
});
promise.get_future().wait();
}
}
void CBackgroundDataUpdater::startUpdating(int updateTimeSecs)
@@ -94,22 +59,21 @@ namespace BlackCore
return;
}
m_enabled = updateTimeSecs > 0;
if (updateTimeSecs < 0)
{
m_enabled = false;
setEnabled(false);
QTimer::singleShot(0, &m_updateTimer, &QTimer::stop);
}
else
{
m_enabled = true;
setEnabled(true);
m_updateTimer.start(1000 * updateTimeSecs);
}
}
void CBackgroundDataUpdater::doWork()
{
if (!this->entryCheck()) { return; }
if (!this->doWorkCheck()) { return; }
m_inWork = true;
const int cycle = m_cycle;
@@ -143,14 +107,14 @@ namespace BlackCore
void CBackgroundDataUpdater::triggerInfoReads()
{
if (!this->entryCheck()) { return; }
if (!this->doWorkCheck()) { return; }
sApp->getWebDataServices()->triggerReadOfDbInfoObjects();
sApp->getWebDataServices()->triggerReadOfSharedInfoObjects();
}
void CBackgroundDataUpdater::syncModelOrModelSetCacheWithDbData(Simulation::Data::IMultiSimulatorModelCaches &cache)
{
if (!this->entryCheck()) { return; }
if (!this->doWorkCheck()) { return; }
const QDateTime cacheTs = sApp->getWebDataServices()->getCacheTimestamp(CEntityFlags::ModelEntity);
if (!cacheTs.isValid()) { return; }
@@ -169,7 +133,7 @@ namespace BlackCore
const QSet<CSimulatorInfo> simSet = sims.asSingleSimulatorSet();
for (const CSimulatorInfo &singleInfo : simSet)
{
if (this->isShuttingDown()) { return; }
if (!this->doWorkCheck()) { return; }
CAircraftModelList simModels = cache.getSynchronizedCachedModels(singleInfo);
if (simModels.isEmpty()) { continue; }
const CAircraftModelList dbModelsForSim = dbModels.matchesSimulator(singleInfo);
@@ -193,7 +157,7 @@ namespace BlackCore
void CBackgroundDataUpdater::syncDbEntity(CEntityFlags::Entity entity) const
{
if (!this->entryCheck()) { return; }
if (!this->doWorkCheck()) { return; }
const QDateTime latestCacheTs = sApp->getWebDataServices()->getCacheTimestamp(entity);
if (!latestCacheTs.isValid()) { return; }
const QDateTime latestDbTs = sApp->getWebDataServices()->getLatestDbEntityTimestamp(entity);
@@ -208,11 +172,10 @@ namespace BlackCore
sApp->getWebDataServices()->triggerLoadingDirectlyFromDb(CEntityFlags::ModelEntity, latestCacheTs);
}
bool CBackgroundDataUpdater::entryCheck() const
bool CBackgroundDataUpdater::doWorkCheck() const
{
if (!sApp || !sApp->hasWebDataServices()) { return false; }
if (isShuttingDown()) { return false; }
if (!m_enabled) { return false; }
if (!isEnabled()) { return false; }
return true;
}
} // ns