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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 <stdint.h> | 7 #include <stdint.h> |
| 8 | 8 |
| 9 #include <list> | 9 #include <list> |
| 10 #include <map> | 10 #include <map> |
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| 47 #endif | 47 #endif |
| 48 | 48 |
| 49 #if !defined(OS_NACL) | 49 #if !defined(OS_NACL) |
| 50 #include "base/metrics/histogram_macros.h" | 50 #include "base/metrics/histogram_macros.h" |
| 51 #endif | 51 #endif |
| 52 | 52 |
| 53 namespace base { | 53 namespace base { |
| 54 | 54 |
| 55 namespace { | 55 namespace { |
| 56 | 56 |
| 57 // Comment :) |
| 58 |
| 57 // An enum representing the state of all pools. Any given non-test process | 59 // An enum representing the state of all pools. Any given non-test process |
| 58 // should only ever transition from NONE_ACTIVE to one of the active states. | 60 // should only ever transition from NONE_ACTIVE to one of the active states. |
| 59 // Transitions between actives states are unexpected. The | 61 // Transitions between actives states are unexpected. The |
| 60 // REDIRECTED_TO_TASK_SCHEDULER transition occurs when | 62 // REDIRECTED_TO_TASK_SCHEDULER transition occurs when |
| 61 // RedirectToTaskSchedulerForProcess() is called. The WORKER_CREATED transition | 63 // RedirectToTaskSchedulerForProcess() is called. The WORKER_CREATED transition |
| 62 // occurs when a Worker needs to be created because the first task was posted | 64 // occurs when a Worker needs to be created because the first task was posted |
| 63 // and the state is still NONE_ACTIVE. In a test process, a transition to | 65 // and the state is still NONE_ACTIVE. In a test process, a transition to |
| 64 // NONE_ACTIVE occurs when ResetRedirectToTaskSchedulerForProcessForTesting() is | 66 // NONE_ACTIVE occurs when ResetRedirectToTaskSchedulerForProcessForTesting() is |
| 65 // called. | 67 // called. |
| 66 // | 68 // |
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| 1616 bool SequencedWorkerPool::IsShutdownInProgress() { | 1618 bool SequencedWorkerPool::IsShutdownInProgress() { |
| 1617 return inner_->IsShutdownInProgress(); | 1619 return inner_->IsShutdownInProgress(); |
| 1618 } | 1620 } |
| 1619 | 1621 |
| 1620 bool SequencedWorkerPool::IsRunningSequenceOnCurrentThread( | 1622 bool SequencedWorkerPool::IsRunningSequenceOnCurrentThread( |
| 1621 SequenceToken sequence_token) const { | 1623 SequenceToken sequence_token) const { |
| 1622 return inner_->IsRunningSequenceOnCurrentThread(sequence_token); | 1624 return inner_->IsRunningSequenceOnCurrentThread(sequence_token); |
| 1623 } | 1625 } |
| 1624 | 1626 |
| 1625 } // namespace base | 1627 } // namespace base |
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