Mercurial > hg > orthanc
annotate OrthancFramework/Resources/Graveyard/Multithreading/BagOfTasksProcessor.h @ 5839:7aef730c0859 default tip
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Wed, 16 Oct 2024 19:34:42 +0200 |
parents | f7adfb22e20e |
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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) 2017-2023 Osimis S.A., Belgium |
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium |
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
1920 | 8 * |
9 * This program is free software: you can redistribute it and/or | |
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10 * modify it under the terms of the GNU Lesser General Public License |
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11 * as published by the Free Software Foundation, either version 3 of |
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12 * the License, or (at your option) any later version. |
1920 | 13 * |
14 * This program is distributed in the hope that it will be useful, but | |
15 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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17 * Lesser General Public License for more details. |
1920 | 18 * |
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19 * You should have received a copy of the GNU Lesser General Public |
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20 * License along with this program. If not, see |
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21 * <http://www.gnu.org/licenses/>. |
1920 | 22 **/ |
23 | |
24 | |
25 #pragma once | |
26 | |
27 #include "BagOfTasks.h" | |
28 #include "SharedMessageQueue.h" | |
29 | |
30 #include <stdint.h> | |
31 #include <map> | |
32 | |
33 namespace Orthanc | |
34 { | |
35 class BagOfTasksProcessor : public boost::noncopyable | |
36 { | |
37 private: | |
38 enum BagStatus | |
39 { | |
40 BagStatus_Running, | |
41 BagStatus_Canceled, | |
42 BagStatus_Failed | |
43 }; | |
44 | |
45 | |
46 struct Bag | |
47 { | |
48 size_t size_; | |
49 size_t done_; | |
50 BagStatus status_; | |
51 | |
52 Bag() : | |
53 size_(0), | |
54 done_(0), | |
55 status_(BagStatus_Failed) | |
56 { | |
57 } | |
58 | |
2223 | 59 explicit Bag(size_t size) : |
60 size_(size), | |
61 done_(0), | |
62 status_(BagStatus_Running) | |
1920 | 63 { |
64 } | |
65 }; | |
66 | |
67 class Task; | |
68 | |
69 | |
70 typedef std::map<uint64_t, Bag> Bags; | |
71 typedef std::map<uint64_t, bool> ExitStatus; | |
72 | |
73 SharedMessageQueue queue_; | |
74 | |
75 boost::mutex mutex_; | |
76 uint64_t countBags_; | |
77 Bags bags_; | |
78 std::vector<boost::thread*> threads_; | |
79 ExitStatus exitStatus_; | |
80 bool continue_; | |
81 | |
82 boost::condition_variable bagFinished_; | |
83 | |
84 static void Worker(BagOfTasksProcessor* that); | |
85 | |
86 void Cancel(int64_t bag); | |
87 | |
88 bool Join(int64_t bag); | |
89 | |
90 float GetProgress(int64_t bag); | |
91 | |
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92 void SignalProgress(Task& task, |
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93 Bag& bag); |
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94 |
1920 | 95 public: |
96 class Handle : public boost::noncopyable | |
97 { | |
98 friend class BagOfTasksProcessor; | |
99 | |
100 private: | |
101 BagOfTasksProcessor& that_; | |
102 uint64_t bag_; | |
103 bool hasJoined_; | |
104 bool status_; | |
105 | |
106 Handle(BagOfTasksProcessor& that, | |
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107 uint64_t bag, |
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108 bool empty) : |
1920 | 109 that_(that), |
110 bag_(bag), | |
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111 hasJoined_(empty) |
1920 | 112 { |
113 } | |
114 | |
115 public: | |
116 ~Handle() | |
117 { | |
118 Join(); | |
119 } | |
120 | |
121 void Cancel() | |
122 { | |
123 that_.Cancel(bag_); | |
124 } | |
125 | |
126 bool Join(); | |
127 | |
128 float GetProgress() | |
129 { | |
130 return that_.GetProgress(bag_); | |
131 } | |
132 }; | |
133 | |
134 | |
2223 | 135 explicit BagOfTasksProcessor(size_t countThreads); |
1920 | 136 |
137 ~BagOfTasksProcessor(); | |
138 | |
139 Handle* Submit(BagOfTasks& tasks); | |
140 }; | |
141 } |