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1 /* | 1 /* |
2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. | 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include <algorithm> | 11 #include <algorithm> |
12 | 12 |
13 #include "webrtc/base/taskparent.h" | 13 #include "webrtc/base/taskparent.h" |
14 | 14 |
| 15 #include "webrtc/base/checks.h" |
15 #include "webrtc/base/common.h" | 16 #include "webrtc/base/common.h" |
16 #include "webrtc/base/task.h" | 17 #include "webrtc/base/task.h" |
17 #include "webrtc/base/taskrunner.h" | 18 #include "webrtc/base/taskrunner.h" |
18 | 19 |
19 namespace rtc { | 20 namespace rtc { |
20 | 21 |
21 TaskParent::TaskParent(Task* derived_instance, TaskParent *parent) | 22 TaskParent::TaskParent(Task* derived_instance, TaskParent *parent) |
22 : parent_(parent) { | 23 : parent_(parent) { |
23 ASSERT(derived_instance != NULL); | 24 RTC_DCHECK(derived_instance != NULL); |
24 ASSERT(parent != NULL); | 25 RTC_DCHECK(parent != NULL); |
25 runner_ = parent->GetRunner(); | 26 runner_ = parent->GetRunner(); |
26 parent_->AddChild(derived_instance); | 27 parent_->AddChild(derived_instance); |
27 Initialize(); | 28 Initialize(); |
28 } | 29 } |
29 | 30 |
30 TaskParent::TaskParent(TaskRunner *derived_instance) | 31 TaskParent::TaskParent(TaskRunner *derived_instance) |
31 : parent_(NULL), | 32 : parent_(NULL), |
32 runner_(derived_instance) { | 33 runner_(derived_instance) { |
33 ASSERT(derived_instance != NULL); | 34 RTC_DCHECK(derived_instance != NULL); |
34 Initialize(); | 35 Initialize(); |
35 } | 36 } |
36 | 37 |
37 TaskParent::~TaskParent() = default; | 38 TaskParent::~TaskParent() = default; |
38 | 39 |
39 // Does common initialization of member variables | 40 // Does common initialization of member variables |
40 void TaskParent::Initialize() { | 41 void TaskParent::Initialize() { |
41 children_.reset(new ChildSet()); | 42 children_.reset(new ChildSet()); |
42 child_error_ = false; | 43 child_error_ = false; |
43 } | 44 } |
44 | 45 |
45 void TaskParent::AddChild(Task *child) { | 46 void TaskParent::AddChild(Task *child) { |
46 children_->insert(child); | 47 children_->insert(child); |
47 } | 48 } |
48 | 49 |
49 #if !defined(NDEBUG) | 50 #if RTC_DCHECK_IS_ON |
50 bool TaskParent::IsChildTask(Task *task) { | 51 bool TaskParent::IsChildTask(Task *task) { |
51 ASSERT(task != NULL); | 52 RTC_DCHECK(task != NULL); |
52 return task->parent_ == this && children_->find(task) != children_->end(); | 53 return task->parent_ == this && children_->find(task) != children_->end(); |
53 } | 54 } |
54 #endif | 55 #endif |
55 | 56 |
56 bool TaskParent::AllChildrenDone() { | 57 bool TaskParent::AllChildrenDone() { |
57 for (ChildSet::iterator it = children_->begin(); | 58 for (ChildSet::iterator it = children_->begin(); |
58 it != children_->end(); | 59 it != children_->end(); |
59 ++it) { | 60 ++it) { |
60 if (!(*it)->IsDone()) | 61 if (!(*it)->IsDone()) |
61 return false; | 62 return false; |
62 } | 63 } |
63 return true; | 64 return true; |
64 } | 65 } |
65 | 66 |
66 bool TaskParent::AnyChildError() { | 67 bool TaskParent::AnyChildError() { |
67 return child_error_; | 68 return child_error_; |
68 } | 69 } |
69 | 70 |
70 void TaskParent::AbortAllChildren() { | 71 void TaskParent::AbortAllChildren() { |
71 if (children_->size() > 0) { | 72 if (children_->size() > 0) { |
72 #if !defined(NDEBUG) | 73 #if RTC_DCHECK_IS_ON |
73 runner_->IncrementAbortCount(); | 74 runner_->IncrementAbortCount(); |
74 #endif | 75 #endif |
75 | 76 |
76 ChildSet copy = *children_; | 77 ChildSet copy = *children_; |
77 for (ChildSet::iterator it = copy.begin(); it != copy.end(); ++it) { | 78 for (ChildSet::iterator it = copy.begin(); it != copy.end(); ++it) { |
78 (*it)->Abort(true); // Note we do not wake | 79 (*it)->Abort(true); // Note we do not wake |
79 } | 80 } |
80 | 81 |
81 #if !defined(NDEBUG) | 82 #if RTC_DCHECK_IS_ON |
82 runner_->DecrementAbortCount(); | 83 runner_->DecrementAbortCount(); |
83 #endif | 84 #endif |
84 } | 85 } |
85 } | 86 } |
86 | 87 |
87 void TaskParent::OnStopped(Task *task) { | 88 void TaskParent::OnStopped(Task *task) { |
88 AbortAllChildren(); | 89 AbortAllChildren(); |
89 parent_->OnChildStopped(task); | 90 parent_->OnChildStopped(task); |
90 } | 91 } |
91 | 92 |
92 void TaskParent::OnChildStopped(Task *child) { | 93 void TaskParent::OnChildStopped(Task *child) { |
93 if (child->HasError()) | 94 if (child->HasError()) |
94 child_error_ = true; | 95 child_error_ = true; |
95 children_->erase(child); | 96 children_->erase(child); |
96 } | 97 } |
97 | 98 |
98 } // namespace rtc | 99 } // namespace rtc |
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