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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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 "base/task_scheduler/scheduler_service_thread.h" | 5 #include "base/task_scheduler/scheduler_service_thread.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "base/logging.h" | 9 #include "base/logging.h" |
10 #include "base/memory/ptr_util.h" | 10 #include "base/memory/ptr_util.h" |
11 #include "base/synchronization/waitable_event.h" | 11 #include "base/synchronization/waitable_event.h" |
12 #include "base/task_scheduler/delayed_task_manager.h" | 12 #include "base/task_scheduler/delayed_task_manager.h" |
13 #include "base/task_scheduler/scheduler_worker_thread.h" | 13 #include "base/task_scheduler/scheduler_worker.h" |
14 #include "base/task_scheduler/sequence.h" | 14 #include "base/task_scheduler/sequence.h" |
15 #include "base/threading/thread_checker.h" | 15 #include "base/threading/thread_checker.h" |
16 #include "base/time/time.h" | 16 #include "base/time/time.h" |
17 | 17 |
18 namespace base { | 18 namespace base { |
19 namespace internal { | 19 namespace internal { |
20 namespace { | 20 namespace { |
21 | 21 |
22 class ServiceThreadDelegate : public SchedulerWorkerThread::Delegate { | 22 class ServiceThreadDelegate : public SchedulerWorker::Delegate { |
23 public: | 23 public: |
24 ServiceThreadDelegate(DelayedTaskManager* delayed_task_manager) | 24 ServiceThreadDelegate(DelayedTaskManager* delayed_task_manager) |
25 : delayed_task_manager_(delayed_task_manager) {} | 25 : delayed_task_manager_(delayed_task_manager) {} |
26 | 26 |
27 // SchedulerWorkerThread::Delegate: | 27 // SchedulerWorker::Delegate: |
28 void OnMainEntry(SchedulerWorkerThread* worker_thread) override {} | 28 void OnMainEntry(SchedulerWorker* worker) override {} |
29 | 29 |
30 scoped_refptr<Sequence> GetWork(SchedulerWorkerThread* worker_thread) | 30 scoped_refptr<Sequence> GetWork(SchedulerWorker* worker) override { |
31 override { | |
32 delayed_task_manager_->PostReadyTasks(); | 31 delayed_task_manager_->PostReadyTasks(); |
33 return nullptr; | 32 return nullptr; |
34 } | 33 } |
35 | 34 |
36 void ReEnqueueSequence(scoped_refptr<Sequence> sequence) override { | 35 void ReEnqueueSequence(scoped_refptr<Sequence> sequence) override { |
37 NOTREACHED() << | 36 NOTREACHED() << |
38 "GetWork() never returns a sequence so there's nothing to reenqueue."; | 37 "GetWork() never returns a sequence so there's nothing to reenqueue."; |
39 } | 38 } |
40 | 39 |
41 TimeDelta GetSleepTimeout() override { | 40 TimeDelta GetSleepTimeout() override { |
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58 DISALLOW_COPY_AND_ASSIGN(ServiceThreadDelegate); | 57 DISALLOW_COPY_AND_ASSIGN(ServiceThreadDelegate); |
59 }; | 58 }; |
60 | 59 |
61 } // namespace | 60 } // namespace |
62 | 61 |
63 SchedulerServiceThread::~SchedulerServiceThread() = default; | 62 SchedulerServiceThread::~SchedulerServiceThread() = default; |
64 | 63 |
65 // static | 64 // static |
66 std::unique_ptr<SchedulerServiceThread> SchedulerServiceThread::Create( | 65 std::unique_ptr<SchedulerServiceThread> SchedulerServiceThread::Create( |
67 TaskTracker* task_tracker, DelayedTaskManager* delayed_task_manager) { | 66 TaskTracker* task_tracker, DelayedTaskManager* delayed_task_manager) { |
68 std::unique_ptr<SchedulerWorkerThread> worker_thread = | 67 std::unique_ptr<SchedulerWorker> worker = |
69 SchedulerWorkerThread::Create( | 68 SchedulerWorker::Create( |
70 ThreadPriority::NORMAL, | 69 ThreadPriority::NORMAL, |
71 WrapUnique(new ServiceThreadDelegate(delayed_task_manager)), | 70 WrapUnique(new ServiceThreadDelegate(delayed_task_manager)), |
72 task_tracker); | 71 task_tracker); |
73 if (!worker_thread) | 72 if (!worker) |
74 return nullptr; | 73 return nullptr; |
75 | 74 |
76 return WrapUnique(new SchedulerServiceThread(std::move(worker_thread))); | 75 return WrapUnique(new SchedulerServiceThread(std::move(worker))); |
77 } | 76 } |
78 | 77 |
79 void SchedulerServiceThread::WakeUp() { | 78 void SchedulerServiceThread::WakeUp() { |
80 worker_thread_->WakeUp(); | 79 worker_->WakeUp(); |
81 } | 80 } |
82 | 81 |
83 void SchedulerServiceThread::JoinForTesting() { | 82 void SchedulerServiceThread::JoinForTesting() { |
84 worker_thread_->JoinForTesting(); | 83 worker_->JoinForTesting(); |
85 } | 84 } |
86 | 85 |
87 SchedulerServiceThread::SchedulerServiceThread( | 86 SchedulerServiceThread::SchedulerServiceThread( |
88 std::unique_ptr<SchedulerWorkerThread> worker_thread) | 87 std::unique_ptr<SchedulerWorker> worker) : worker_(std::move(worker)) {} |
89 : worker_thread_(std::move(worker_thread)) {} | |
90 | 88 |
91 } // namespace internal | 89 } // namespace internal |
92 } // namespace base | 90 } // namespace base |
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