Mercurial > hg > orthanc
annotate OrthancFramework/Resources/Graveyard/Multithreading/BagOfTasksProcessor.h @ 4361:98f55e7df5ab
rollback incorrect removal for msvc2008
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 08 Dec 2020 19:10:46 +0100 |
| parents | bf7b9edf6b81 |
| children | d9473bd5ed43 |
| rev | line source |
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| 1920 | 1 /** |
| 2 * Orthanc - A Lightweight, RESTful DICOM Store | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 1920 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
| 1920 | 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 | |
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15 * Lesser General Public License for more details. |
| 1920 | 16 * |
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parents:
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17 * You should have received a copy of the GNU Lesser General Public |
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bf7b9edf6b81
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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18 * License along with this program. If not, see |
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bf7b9edf6b81
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parents:
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19 * <http://www.gnu.org/licenses/>. |
| 1920 | 20 **/ |
| 21 | |
| 22 | |
| 23 #pragma once | |
| 24 | |
| 25 #include "BagOfTasks.h" | |
| 26 #include "SharedMessageQueue.h" | |
| 27 | |
| 28 #include <stdint.h> | |
| 29 #include <map> | |
| 30 | |
| 31 namespace Orthanc | |
| 32 { | |
| 33 class BagOfTasksProcessor : public boost::noncopyable | |
| 34 { | |
| 35 private: | |
| 36 enum BagStatus | |
| 37 { | |
| 38 BagStatus_Running, | |
| 39 BagStatus_Canceled, | |
| 40 BagStatus_Failed | |
| 41 }; | |
| 42 | |
| 43 | |
| 44 struct Bag | |
| 45 { | |
| 46 size_t size_; | |
| 47 size_t done_; | |
| 48 BagStatus status_; | |
| 49 | |
| 50 Bag() : | |
| 51 size_(0), | |
| 52 done_(0), | |
| 53 status_(BagStatus_Failed) | |
| 54 { | |
| 55 } | |
| 56 | |
| 2223 | 57 explicit Bag(size_t size) : |
| 58 size_(size), | |
| 59 done_(0), | |
| 60 status_(BagStatus_Running) | |
| 1920 | 61 { |
| 62 } | |
| 63 }; | |
| 64 | |
| 65 class Task; | |
| 66 | |
| 67 | |
| 68 typedef std::map<uint64_t, Bag> Bags; | |
| 69 typedef std::map<uint64_t, bool> ExitStatus; | |
| 70 | |
| 71 SharedMessageQueue queue_; | |
| 72 | |
| 73 boost::mutex mutex_; | |
| 74 uint64_t countBags_; | |
| 75 Bags bags_; | |
| 76 std::vector<boost::thread*> threads_; | |
| 77 ExitStatus exitStatus_; | |
| 78 bool continue_; | |
| 79 | |
| 80 boost::condition_variable bagFinished_; | |
| 81 | |
| 82 static void Worker(BagOfTasksProcessor* that); | |
| 83 | |
| 84 void Cancel(int64_t bag); | |
| 85 | |
| 86 bool Join(int64_t bag); | |
| 87 | |
| 88 float GetProgress(int64_t bag); | |
| 89 | |
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90 void SignalProgress(Task& task, |
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91 Bag& bag); |
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92 |
| 1920 | 93 public: |
| 94 class Handle : public boost::noncopyable | |
| 95 { | |
| 96 friend class BagOfTasksProcessor; | |
| 97 | |
| 98 private: | |
| 99 BagOfTasksProcessor& that_; | |
| 100 uint64_t bag_; | |
| 101 bool hasJoined_; | |
| 102 bool status_; | |
| 103 | |
| 104 Handle(BagOfTasksProcessor& that, | |
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105 uint64_t bag, |
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106 bool empty) : |
| 1920 | 107 that_(that), |
| 108 bag_(bag), | |
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109 hasJoined_(empty) |
| 1920 | 110 { |
| 111 } | |
| 112 | |
| 113 public: | |
| 114 ~Handle() | |
| 115 { | |
| 116 Join(); | |
| 117 } | |
| 118 | |
| 119 void Cancel() | |
| 120 { | |
| 121 that_.Cancel(bag_); | |
| 122 } | |
| 123 | |
| 124 bool Join(); | |
| 125 | |
| 126 float GetProgress() | |
| 127 { | |
| 128 return that_.GetProgress(bag_); | |
| 129 } | |
| 130 }; | |
| 131 | |
| 132 | |
| 2223 | 133 explicit BagOfTasksProcessor(size_t countThreads); |
| 1920 | 134 |
| 135 ~BagOfTasksProcessor(); | |
| 136 | |
| 137 Handle* Submit(BagOfTasks& tasks); | |
| 138 }; | |
| 139 } |