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| 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 |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef BASE_THREADING_THREAD_ID_NAME_MANAGER_H_ |
| 6 #define BASE_THREADING_THREAD_ID_NAME_MANAGER_H_ |
| 7 |
| 8 #include <map> |
| 9 #include <string> |
| 10 |
| 11 #include "base/base_export.h" |
| 12 #include "base/basictypes.h" |
| 13 #include "base/synchronization/lock.h" |
| 14 #include "base/threading/platform_thread.h" |
| 15 |
| 16 template <typename T> struct DefaultSingletonTraits; |
| 17 |
| 18 namespace base { |
| 19 |
| 20 class BASE_EXPORT ThreadIdNameManager { |
| 21 public: |
| 22 static ThreadIdNameManager* GetInstance(); |
| 23 |
| 24 static const char* GetDefaultInternedString(); |
| 25 |
| 26 // Set the name for the given id. |
| 27 void SetName(PlatformThreadId id, const char* name); |
| 28 |
| 29 // Get the name for the given id. |
| 30 const char* GetName(PlatformThreadId id); |
| 31 |
| 32 // Remove the name for the given id. |
| 33 void RemoveName(PlatformThreadId id); |
| 34 |
| 35 private: |
| 36 friend struct DefaultSingletonTraits<ThreadIdNameManager>; |
| 37 |
| 38 ThreadIdNameManager(); |
| 39 ~ThreadIdNameManager(); |
| 40 |
| 41 // lock_ protects both the thread_id_to_name_ and name_to_interned_name_ maps. |
| 42 Lock lock_; |
| 43 |
| 44 std::map<PlatformThreadId, std::string*> thread_id_to_interned_name_; |
| 45 std::map<std::string, std::string*> name_to_interned_name_; |
| 46 |
| 47 DISALLOW_COPY_AND_ASSIGN(ThreadIdNameManager); |
| 48 }; |
| 49 |
| 50 } // namespace base |
| 51 |
| 52 #endif // BASE_THREADING_THREAD_ID_NAME_MANAGER_H_ |
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