Mercurial > hg > orthanc
annotate OrthancFramework/Sources/MultiThreading/SharedMessageQueue.h @ 5474:6cb91df32207 Orthanc-1.12.2
Orthanc-1.12.2
| author | Alain Mazy <am@osimis.io> |
|---|---|
| date | Tue, 19 Dec 2023 10:05:57 +0100 |
| parents | 0ea402b4d901 |
| children | 48b8dae6dc77 |
| rev | line source |
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| 450 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 1900 | 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2023 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 450 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
| 450 | 12 * |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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16 * Lesser General Public License for more details. |
| 450 | 17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
| 450 | 21 **/ |
| 22 | |
| 23 | |
| 24 #pragma once | |
| 25 | |
| 26 #include "../IDynamicObject.h" | |
| 27 | |
| 451 | 28 #include <stdint.h> |
| 450 | 29 #include <list> |
| 30 #include <boost/thread.hpp> | |
| 31 | |
| 32 namespace Orthanc | |
| 33 { | |
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34 class ORTHANC_PUBLIC SharedMessageQueue : public boost::noncopyable |
| 450 | 35 { |
| 36 private: | |
| 37 typedef std::list<IDynamicObject*> Queue; | |
| 38 | |
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39 bool isFifo_; |
| 450 | 40 unsigned int maxSize_; |
| 41 Queue queue_; | |
| 42 boost::mutex mutex_; | |
| 43 boost::condition_variable elementAvailable_; | |
| 452 | 44 boost::condition_variable emptied_; |
| 450 | 45 |
| 46 public: | |
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47 explicit SharedMessageQueue(unsigned int maxSize = 0); |
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48 |
| 450 | 49 ~SharedMessageQueue(); |
| 50 | |
| 51 // This transfers the ownership of the message | |
| 52 void Enqueue(IDynamicObject* message); | |
| 53 | |
| 54 // The caller is responsible to delete the dequeud message! | |
| 55 IDynamicObject* Dequeue(int32_t millisecondsTimeout); | |
| 452 | 56 |
| 57 bool WaitEmpty(int32_t millisecondsTimeout); | |
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58 |
| 4300 | 59 bool IsFifoPolicy() const; |
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60 |
| 4300 | 61 bool IsLifoPolicy() const; |
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62 |
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63 void SetFifoPolicy(); |
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64 |
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65 void SetLifoPolicy(); |
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66 |
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67 void Clear(); |
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68 |
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69 size_t GetSize(); |
| 450 | 70 }; |
| 71 } |