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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "components/scheduler/base/real_time_domain.h" | 5 #include "components/scheduler/base/real_time_domain.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "components/scheduler/base/task_queue_impl.h" | 8 #include "components/scheduler/base/task_queue_impl.h" |
9 #include "components/scheduler/base/task_queue_manager_delegate.h" | 9 #include "components/scheduler/base/task_queue_manager_delegate.h" |
10 | 10 |
11 namespace scheduler { | 11 namespace scheduler { |
12 | 12 |
13 RealTimeDomain::RealTimeDomain( | 13 RealTimeDomain::RealTimeDomain() {} |
14 | |
15 RealTimeDomain::~RealTimeDomain() {} | |
16 | |
17 void RealTimeDomain::OnRegisterWithTaskQueueManager( | |
14 TaskQueueManagerDelegate* task_queue_manager_delegate, | 18 TaskQueueManagerDelegate* task_queue_manager_delegate, |
15 base::Closure do_work_closure) | 19 base::Closure do_work_closure) { |
16 : task_queue_manager_delegate_(task_queue_manager_delegate), | 20 task_queue_manager_delegate_ = task_queue_manager_delegate; |
17 do_work_closure_(do_work_closure) { | 21 do_work_closure_ = do_work_closure; |
18 DCHECK(task_queue_manager_delegate_); | 22 DCHECK(task_queue_manager_delegate_); |
19 } | 23 } |
20 | 24 |
21 RealTimeDomain::~RealTimeDomain() {} | |
22 | |
23 LazyNow RealTimeDomain::CreateLazyNow() { | 25 LazyNow RealTimeDomain::CreateLazyNow() { |
26 DCHECK(task_queue_manager_delegate_); | |
24 return LazyNow(task_queue_manager_delegate_); | 27 return LazyNow(task_queue_manager_delegate_); |
25 } | 28 } |
26 | 29 |
27 void RealTimeDomain::RequestWakeup(base::TimeDelta delay) { | 30 void RealTimeDomain::RequestWakeup(LazyNow* lazy_now, base::TimeDelta delay) { |
28 task_queue_manager_delegate_->PostDelayedTask(FROM_HERE, do_work_closure_, | 31 PostWrappedDoWork(lazy_now->Now(), lazy_now->Now() + delay); |
29 delay); | |
30 } | 32 } |
31 | 33 |
32 bool RealTimeDomain::MaybeAdvanceTime() { | 34 bool RealTimeDomain::MaybeAdvanceTime() { |
35 base::TimeTicks next_run_time; | |
36 if (!NextScheduledRunTime(&next_run_time)) | |
37 return false; | |
38 | |
39 DCHECK(task_queue_manager_delegate_); | |
40 base::TimeTicks now = task_queue_manager_delegate_->NowTicks(); | |
41 if (now >= next_run_time) | |
42 return true; | |
43 | |
44 PostWrappedDoWork(now, next_run_time); | |
33 return false; | 45 return false; |
34 } | 46 } |
35 | 47 |
48 void RealTimeDomain::PostWrappedDoWork(base::TimeTicks now, | |
49 base::TimeTicks run_time) { | |
50 DCHECK_GE(run_time, now); | |
51 DCHECK(task_queue_manager_delegate_); | |
52 if (pending_wakeups_.insert(run_time).second) { | |
53 task_queue_manager_delegate_->PostDelayedTask( | |
54 FROM_HERE, | |
55 base::Bind(&RealTimeDomain::WrappedDoWorkTask, this, run_time), | |
Sami
2015/11/20 19:20:00
I think this might need to be a weak pointer to gu
alex clarke (OOO till 29th)
2015/11/23 10:11:51
Done.
| |
56 run_time - now); | |
57 } | |
58 } | |
59 | |
60 void RealTimeDomain::WrappedDoWorkTask(base::TimeTicks run_time) { | |
61 pending_wakeups_.erase(run_time); | |
62 do_work_closure_.Run(); | |
63 } | |
64 | |
36 void RealTimeDomain::AsValueIntoInternal( | 65 void RealTimeDomain::AsValueIntoInternal( |
37 base::trace_event::TracedValue* state) const {} | 66 base::trace_event::TracedValue* state) const {} |
38 | 67 |
39 const char* RealTimeDomain::GetName() const { | 68 const char* RealTimeDomain::GetName() const { |
40 return "RealTimeDomain"; | 69 return "RealTimeDomain"; |
41 } | 70 } |
42 | 71 |
43 } // namespace scheduler | 72 } // namespace scheduler |
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