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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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/threading/sequenced_worker_pool.h" | 5 #include "base/threading/sequenced_worker_pool.h" |
6 | 6 |
7 #include <list> | 7 #include <list> |
8 #include <map> | 8 #include <map> |
9 #include <set> | 9 #include <set> |
10 #include <utility> | 10 #include <utility> |
11 #include <vector> | 11 #include <vector> |
12 | 12 |
13 #include "base/atomicops.h" | 13 #include "base/atomicops.h" |
14 #include "base/callback.h" | 14 #include "base/callback.h" |
15 #include "base/compiler_specific.h" | 15 #include "base/compiler_specific.h" |
16 #include "base/logging.h" | 16 #include "base/logging.h" |
17 #include "base/memory/linked_ptr.h" | 17 #include "base/memory/linked_ptr.h" |
18 #include "base/message_loop_proxy.h" | 18 #include "base/message_loop_proxy.h" |
19 #include "base/metrics/histogram.h" | 19 #include "base/metrics/histogram.h" |
20 #include "base/stl_util.h" | 20 #include "base/stl_util.h" |
21 #include "base/stringprintf.h" | 21 #include "base/stringprintf.h" |
22 #include "base/synchronization/condition_variable.h" | 22 #include "base/synchronization/condition_variable.h" |
23 #include "base/synchronization/lock.h" | 23 #include "base/synchronization/lock.h" |
24 #include "base/threading/platform_thread.h" | 24 #include "base/threading/platform_thread.h" |
| 25 #include "base/threading/sequenced_worker_pool_task_runner.h" |
25 #include "base/threading/simple_thread.h" | 26 #include "base/threading/simple_thread.h" |
26 #include "base/time.h" | 27 #include "base/time.h" |
27 #include "base/tracked_objects.h" | 28 #include "base/tracked_objects.h" |
28 | 29 |
29 namespace base { | 30 namespace base { |
30 | 31 |
31 namespace { | 32 namespace { |
32 | 33 |
33 struct SequencedTask { | 34 struct SequencedTask { |
34 SequencedTask() | 35 SequencedTask() |
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718 | 719 |
719 SequencedWorkerPool::SequenceToken SequencedWorkerPool::GetSequenceToken() { | 720 SequencedWorkerPool::SequenceToken SequencedWorkerPool::GetSequenceToken() { |
720 return inner_->GetSequenceToken(); | 721 return inner_->GetSequenceToken(); |
721 } | 722 } |
722 | 723 |
723 SequencedWorkerPool::SequenceToken SequencedWorkerPool::GetNamedSequenceToken( | 724 SequencedWorkerPool::SequenceToken SequencedWorkerPool::GetNamedSequenceToken( |
724 const std::string& name) { | 725 const std::string& name) { |
725 return inner_->GetNamedSequenceToken(name); | 726 return inner_->GetNamedSequenceToken(name); |
726 } | 727 } |
727 | 728 |
| 729 scoped_refptr<SequencedTaskRunner> SequencedWorkerPool::GetSequencedTaskRunner( |
| 730 SequenceToken token) { |
| 731 return new SequencedWorkerPoolTaskRunner(this, token); |
| 732 } |
| 733 |
728 bool SequencedWorkerPool::PostWorkerTask( | 734 bool SequencedWorkerPool::PostWorkerTask( |
729 const tracked_objects::Location& from_here, | 735 const tracked_objects::Location& from_here, |
730 const Closure& task) { | 736 const Closure& task) { |
731 return inner_->PostTask(NULL, SequenceToken(), BLOCK_SHUTDOWN, | 737 return inner_->PostTask(NULL, SequenceToken(), BLOCK_SHUTDOWN, |
732 from_here, task); | 738 from_here, task); |
733 } | 739 } |
734 | 740 |
735 bool SequencedWorkerPool::PostWorkerTaskWithShutdownBehavior( | 741 bool SequencedWorkerPool::PostWorkerTaskWithShutdownBehavior( |
736 const tracked_objects::Location& from_here, | 742 const tracked_objects::Location& from_here, |
737 const Closure& task, | 743 const Closure& task, |
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795 void SequencedWorkerPool::SignalHasWorkForTesting() { | 801 void SequencedWorkerPool::SignalHasWorkForTesting() { |
796 inner_->SignalHasWorkForTesting(); | 802 inner_->SignalHasWorkForTesting(); |
797 } | 803 } |
798 | 804 |
799 void SequencedWorkerPool::Shutdown() { | 805 void SequencedWorkerPool::Shutdown() { |
800 DCHECK(constructor_message_loop_->BelongsToCurrentThread()); | 806 DCHECK(constructor_message_loop_->BelongsToCurrentThread()); |
801 inner_->Shutdown(); | 807 inner_->Shutdown(); |
802 } | 808 } |
803 | 809 |
804 } // namespace base | 810 } // namespace base |
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