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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef RUNTIME_BIN_LOCKERS_H_ | 5 #ifndef RUNTIME_BIN_LOCKERS_H_ |
6 #define RUNTIME_BIN_LOCKERS_H_ | 6 #define RUNTIME_BIN_LOCKERS_H_ |
7 | 7 |
8 #include "bin/thread.h" | 8 #include "bin/thread.h" |
9 #include "platform/assert.h" | 9 #include "platform/assert.h" |
10 | 10 |
11 namespace dart { | 11 namespace dart { |
12 namespace bin { | 12 namespace bin { |
13 | 13 |
14 class MutexLocker { | 14 class MutexLocker { |
15 public: | 15 public: |
16 explicit MutexLocker(Mutex* mutex) : mutex_(mutex) { | 16 explicit MutexLocker(Mutex* mutex) : mutex_(mutex) { |
17 ASSERT(mutex != NULL); | 17 ASSERT(mutex != NULL); |
18 mutex_->Lock(); | 18 mutex_->Lock(); |
19 } | 19 } |
20 | 20 |
21 virtual ~MutexLocker() { mutex_->Unlock(); } | 21 virtual ~MutexLocker() { mutex_->Unlock(); } |
22 | 22 |
23 private: | 23 private: |
24 Mutex* const mutex_; | 24 Mutex* const mutex_; |
25 | 25 |
26 DISALLOW_COPY_AND_ASSIGN(MutexLocker); | 26 DISALLOW_COPY_AND_ASSIGN(MutexLocker); |
27 }; | 27 }; |
28 | 28 |
29 | |
30 class MonitorLocker { | 29 class MonitorLocker { |
31 public: | 30 public: |
32 explicit MonitorLocker(Monitor* monitor) : monitor_(monitor) { | 31 explicit MonitorLocker(Monitor* monitor) : monitor_(monitor) { |
33 ASSERT(monitor != NULL); | 32 ASSERT(monitor != NULL); |
34 monitor_->Enter(); | 33 monitor_->Enter(); |
35 } | 34 } |
36 | 35 |
37 virtual ~MonitorLocker() { monitor_->Exit(); } | 36 virtual ~MonitorLocker() { monitor_->Exit(); } |
38 | 37 |
39 Monitor::WaitResult Wait(int64_t millis = Monitor::kNoTimeout) { | 38 Monitor::WaitResult Wait(int64_t millis = Monitor::kNoTimeout) { |
40 return monitor_->Wait(millis); | 39 return monitor_->Wait(millis); |
41 } | 40 } |
42 | 41 |
43 void Notify() { monitor_->Notify(); } | 42 void Notify() { monitor_->Notify(); } |
44 | 43 |
45 void NotifyAll() { monitor_->NotifyAll(); } | 44 void NotifyAll() { monitor_->NotifyAll(); } |
46 | 45 |
47 private: | 46 private: |
48 Monitor* const monitor_; | 47 Monitor* const monitor_; |
49 | 48 |
50 DISALLOW_COPY_AND_ASSIGN(MonitorLocker); | 49 DISALLOW_COPY_AND_ASSIGN(MonitorLocker); |
51 }; | 50 }; |
52 | 51 |
53 } // namespace bin | 52 } // namespace bin |
54 } // namespace dart | 53 } // namespace dart |
55 | 54 |
56 #endif // RUNTIME_BIN_LOCKERS_H_ | 55 #endif // RUNTIME_BIN_LOCKERS_H_ |
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