Mercurial > hg > orthanc-stone
comparison Resources/Graveyard/Threading/SharedValue.h @ 53:c2dc924f1a63 wasm
removing threading out of the framework
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 27 Apr 2017 16:57:49 +0200 |
parents | Framework/Toolbox/SharedValue.h@28956ed68280 |
children | e2fe9352f240 |
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52:37e504582af6 | 53:c2dc924f1a63 |
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1 /** | |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
5 * Copyright (C) 2017 Osimis, Belgium | |
6 * | |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include <boost/noncopyable.hpp> | |
25 #include <boost/thread/mutex.hpp> | |
26 | |
27 namespace OrthancStone | |
28 { | |
29 // A value that is protected by a mutex, in order to be shared by | |
30 // multiple threads | |
31 template <typename T> | |
32 class SharedValue : public boost::noncopyable | |
33 { | |
34 private: | |
35 boost::mutex mutex_; | |
36 T value_; | |
37 | |
38 public: | |
39 class Locker : public boost::noncopyable | |
40 { | |
41 private: | |
42 boost::mutex::scoped_lock lock_; | |
43 T& value_; | |
44 | |
45 public: | |
46 Locker(SharedValue& shared) : | |
47 lock_(shared.mutex_), | |
48 value_(shared.value_) | |
49 { | |
50 } | |
51 | |
52 T& GetValue() const | |
53 { | |
54 return value_; | |
55 } | |
56 }; | |
57 }; | |
58 } |