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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 #ifndef BASE_THREADING_THREAD_COLLISION_WARNER_H_ | 5 #ifndef BASE_THREADING_THREAD_COLLISION_WARNER_H_ |
| 6 #define BASE_THREADING_THREAD_COLLISION_WARNER_H_ | 6 #define BASE_THREADING_THREAD_COLLISION_WARNER_H_ |
| 7 #pragma once | 7 #pragma once |
| 8 | 8 |
| 9 #include <memory> | 9 #include <memory> |
| 10 | 10 |
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| 124 #define DFAKE_SCOPED_LOCK_THREAD_LOCKED(obj) ((void)0) | 124 #define DFAKE_SCOPED_LOCK_THREAD_LOCKED(obj) ((void)0) |
| 125 | 125 |
| 126 #endif | 126 #endif |
| 127 | 127 |
| 128 namespace base { | 128 namespace base { |
| 129 | 129 |
| 130 // The class ThreadCollisionWarner uses an Asserter to notify the collision | 130 // The class ThreadCollisionWarner uses an Asserter to notify the collision |
| 131 // AsserterBase is the interfaces and DCheckAsserter is the default asserter | 131 // AsserterBase is the interfaces and DCheckAsserter is the default asserter |
| 132 // used. During the unit tests is used another class that doesn't "DCHECK" | 132 // used. During the unit tests is used another class that doesn't "DCHECK" |
| 133 // in case of collision (check thread_collision_warner_unittests.cc) | 133 // in case of collision (check thread_collision_warner_unittests.cc) |
| 134 struct AsserterBase { | 134 struct BASE_API AsserterBase { |
| 135 virtual ~AsserterBase() {} | 135 virtual ~AsserterBase() {} |
| 136 virtual void warn() = 0; | 136 virtual void warn() = 0; |
| 137 }; | 137 }; |
| 138 | 138 |
| 139 struct DCheckAsserter : public AsserterBase { | 139 struct BASE_API DCheckAsserter : public AsserterBase { |
| 140 virtual ~DCheckAsserter() {} | 140 virtual ~DCheckAsserter() {} |
| 141 virtual void warn(); | 141 virtual void warn(); |
| 142 }; | 142 }; |
| 143 | 143 |
| 144 class BASE_API ThreadCollisionWarner { | 144 class BASE_API ThreadCollisionWarner { |
| 145 public: | 145 public: |
| 146 // The parameter asserter is there only for test purpose | 146 // The parameter asserter is there only for test purpose |
| 147 ThreadCollisionWarner(AsserterBase* asserter = new DCheckAsserter()) | 147 ThreadCollisionWarner(AsserterBase* asserter = new DCheckAsserter()) |
| 148 : valid_thread_id_(0), | 148 : valid_thread_id_(0), |
| 149 counter_(0), | 149 counter_(0), |
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| 235 // Here only for class unit tests purpose, during the test I need to not | 235 // Here only for class unit tests purpose, during the test I need to not |
| 236 // DCHECK but notify the collision with something else. | 236 // DCHECK but notify the collision with something else. |
| 237 AsserterBase* asserter_; | 237 AsserterBase* asserter_; |
| 238 | 238 |
| 239 DISALLOW_COPY_AND_ASSIGN(ThreadCollisionWarner); | 239 DISALLOW_COPY_AND_ASSIGN(ThreadCollisionWarner); |
| 240 }; | 240 }; |
| 241 | 241 |
| 242 } // namespace base | 242 } // namespace base |
| 243 | 243 |
| 244 #endif // BASE_THREADING_THREAD_COLLISION_WARNER_H_ | 244 #endif // BASE_THREADING_THREAD_COLLISION_WARNER_H_ |
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