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trunk/branch integration: Timer::skipped()

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This commit is contained in:
Marian Krivos 2011-08-22 16:31:28 +00:00
parent 3b72c5d52e
commit 5efe090309
1 changed files with 34 additions and 14 deletions
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48
Foundation/src/Timer.cpp
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@ -46,6 +46,7 @@ namespace Poco {
Timer::Timer(long startInterval, long periodicInterval):
_startInterval(startInterval),
_periodicInterval(periodicInterval),
_skipped(0),
_pCallback(0)
{
poco_assert (startInterval >= 0 && periodicInterval >= 0);
@ -161,16 +162,31 @@ void Timer::setPeriodicInterval(long milliseconds)
void Timer::run()
{
Timestamp now;
Poco::Timestamp now;
long interval(0);
do
{
now.update();
long sleep = static_cast<long>((_nextInvocation - now)/1000);
if (sleep < 0) sleep = 0;
long sleep(0);
do
{
now.update();
sleep = static_cast<long>((_nextInvocation - now)/1000);
if (sleep < 0)
{
if (interval == 0)
{
sleep = 0;
break;
}
_nextInvocation += interval*1000;
++_skipped;
}
}
while (sleep < 0);
if (_wakeUp.tryWait(sleep))
{
FastMutex::ScopedLock lock(_mutex);
Poco::FastMutex::ScopedLock lock(_mutex);
_nextInvocation.update();
interval = _periodicInterval;
}
@ -180,30 +196,34 @@ void Timer::run()
{
_pCallback->invoke(*this);
}
catch (Exception& exc)
catch (Poco::Exception& exc)
{
ErrorHandler::handle(exc);
Poco::ErrorHandler::handle(exc);
}
catch (std::exception& exc)
{
ErrorHandler::handle(exc);
Poco::ErrorHandler::handle(exc);
}
catch (...)
{
ErrorHandler::handle();
}
{
FastMutex::ScopedLock lock(_mutex);
interval = _periodicInterval;
Poco::ErrorHandler::handle();
}
interval = _periodicInterval;
}
_nextInvocation += static_cast<Timestamp::TimeDiff>(interval)*1000;
_nextInvocation += interval*1000;
_skipped = 0;
}
while (interval > 0);
_done.set();
}
long Timer::skipped() const
{
return _skipped;
}
AbstractTimerCallback::AbstractTimerCallback()
{
}