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annotate Framework/MultiThreading/BagOfTasksProcessor.h @ 334:f011fc199b6a default tip
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 18 Oct 2024 15:44:18 +0200 |
parents | 0683312e21ba |
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rev | line source |
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151 | 1 /** |
2 * Orthanc - A Lightweight, RESTful DICOM Store | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
312
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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 |
151 | 8 * |
9 * This program is free software: you can redistribute it and/or | |
10 * modify it under the terms of the GNU Affero General Public License | |
11 * as published by the Free Software Foundation, either version 3 of | |
12 * the License, or (at your option) any later version. | |
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 | |
17 * Affero General Public License for more details. | |
18 * | |
19 * You should have received a copy of the GNU Affero General Public License | |
20 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
21 **/ | |
22 | |
23 | |
24 #pragma once | |
25 | |
26 #include "BagOfTasks.h" | |
27 | |
192 | 28 #include <MultiThreading/SharedMessageQueue.h> |
151 | 29 |
30 #include <stdint.h> | |
31 #include <map> | |
32 | |
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33 namespace OrthancWSI |
151 | 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 | |
59 explicit Bag(size_t size) : | |
60 size_(size), | |
61 done_(0), | |
62 status_(BagStatus_Running) | |
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 | |
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73 Orthanc::SharedMessageQueue queue_; |
151 | 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 | |
92 void SignalProgress(Task& task, | |
93 Bag& bag); | |
94 | |
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, | |
107 uint64_t bag, | |
108 bool empty) : | |
109 that_(that), | |
110 bag_(bag), | |
216 | 111 hasJoined_(empty), |
112 status_(false) | |
151 | 113 { |
114 } | |
115 | |
116 public: | |
117 ~Handle() | |
118 { | |
119 Join(); | |
120 } | |
121 | |
122 void Cancel() | |
123 { | |
124 that_.Cancel(bag_); | |
125 } | |
126 | |
127 bool Join(); | |
128 | |
129 float GetProgress() | |
130 { | |
131 return that_.GetProgress(bag_); | |
132 } | |
133 }; | |
134 | |
135 | |
136 explicit BagOfTasksProcessor(size_t countThreads); | |
137 | |
138 ~BagOfTasksProcessor(); | |
139 | |
140 Handle* Submit(BagOfTasks& tasks); | |
141 }; | |
142 } |