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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| /* | ||
| * Distributed under the OpenDDS License. | ||
| * See: http://www.opendds.org/license.html | ||
| */ | ||
|
|
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| #include "DCPS/DdsDcps_pch.h" //Only the _pch include should start with DCPS/ | ||
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|
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| #include "MultiTask.h" | ||
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| #include "Timers.h" | ||
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| OPENDDS_BEGIN_VERSIONED_NAMESPACE_DECL | ||
|
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| namespace OpenDDS { | ||
| namespace DCPS { | ||
|
|
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| void MultiTask::enable(const TimeDuration& delay) | ||
| { | ||
| bool worth_passing_along = false; | ||
| { | ||
| ACE_Guard<ACE_Thread_Mutex> guard(mutex_); | ||
| worth_passing_along = (timer_ == Timers::InvalidTimerId) || | ||
| ((MonotonicTimePoint::now() + delay + cancel_estimate_) < next_time_); | ||
| } | ||
| if (worth_passing_along) { | ||
| RcHandle<ReactorInterceptor> interceptor = interceptor_.lock(); | ||
| if (interceptor) { | ||
| interceptor->execute_or_enqueue(make_rch<ScheduleEnableCommand>(rchandle_from(this), delay)); | ||
| } | ||
| } | ||
| } | ||
|
|
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| void MultiTask::enable_i(const TimeDuration& per) | ||
| { | ||
| ACE_Guard<ACE_Thread_Mutex> guard(mutex_); | ||
| const MonotonicTimePoint now = MonotonicTimePoint::now(); | ||
| if (timer_ == Timers::InvalidTimerId) { | ||
| timer_ = Timers::schedule(reactor(), *this, 0, per, delay_); | ||
|
|
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| if (timer_ == Timers::InvalidTimerId) { | ||
| if (log_level >= LogLevel::Error) { | ||
| ACE_ERROR((LM_ERROR, "(%P|%t) MultiTask::enable_i: " | ||
| "failed to schedule timer %p\n", ACE_TEXT(""))); | ||
| } | ||
| } else { | ||
| next_time_ = now + per; | ||
| } | ||
| } else { | ||
| const MonotonicTimePoint estimated_next_time = now + per + cancel_estimate_; | ||
| if (estimated_next_time < next_time_) { | ||
| Timers::cancel(reactor(), timer_); | ||
| const MonotonicTimePoint now2 = MonotonicTimePoint::now(); | ||
| timer_ = Timers::schedule(reactor(), *this, 0, per, delay_); | ||
| cancel_estimate_ = now2 - now; | ||
|
|
||
| if (timer_ == Timers::InvalidTimerId) { | ||
| if (log_level >= LogLevel::Error) { | ||
| ACE_ERROR((LM_ERROR, "(%P|%t) MultiTask::enable_i: " | ||
| "failed to reschedule timer %p\n", ACE_TEXT(""))); | ||
| } | ||
| } else { | ||
| next_time_ = now2 + per; | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
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| int MultiTask::handle_timeout(const ACE_Time_Value& tv, const void*) | ||
| { | ||
| ThreadStatusManager::Event ev(TheServiceParticipant->get_thread_status_manager()); | ||
|
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| const MonotonicTimePoint now(tv); | ||
| { | ||
| ACE_Guard<ACE_Thread_Mutex> guard(mutex_); | ||
| next_time_ = now + delay_; | ||
| } | ||
| execute(now); | ||
| return 0; | ||
| } | ||
|
|
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| void MultiTask::disable_i() | ||
| { | ||
| ACE_Guard<ACE_Thread_Mutex> guard(mutex_); | ||
| if (timer_ != Timers::InvalidTimerId) { | ||
| Timers::cancel(reactor(), timer_); | ||
| timer_ = Timers::InvalidTimerId; | ||
| } | ||
| } | ||
|
|
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| } | ||
| } | ||
| OPENDDS_END_VERSIONED_NAMESPACE_DECL |
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