Mercurial > hg > orthanc
annotate Core/JobsEngine/Operations/SequenceOfOperationsJob.h @ 3990:226ab94a33cd
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 29 May 2020 19:43:28 +0200 |
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rev | line source |
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2603 | 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 |
2603 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU General Public License as | |
9 * published by the Free Software Foundation, either version 3 of the | |
10 * License, or (at your option) any later version. | |
11 * | |
12 * In addition, as a special exception, the copyright holders of this | |
13 * program give permission to link the code of its release with the | |
14 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
15 * that use the same license as the "OpenSSL" library), and distribute | |
16 * the linked executables. You must obey the GNU General Public License | |
17 * in all respects for all of the code used other than "OpenSSL". If you | |
18 * modify file(s) with this exception, you may extend this exception to | |
19 * your version of the file(s), but you are not obligated to do so. If | |
20 * you do not wish to do so, delete this exception statement from your | |
21 * version. If you delete this exception statement from all source files | |
22 * in the program, then also delete it here. | |
23 * | |
24 * This program is distributed in the hope that it will be useful, but | |
25 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
27 * General Public License for more details. | |
28 * | |
29 * You should have received a copy of the GNU General Public License | |
30 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
31 **/ | |
32 | |
33 | |
34 #pragma once | |
35 | |
36 #include "../IJob.h" | |
37 #include "IJobOperation.h" | |
38 | |
39 #include <boost/thread/mutex.hpp> | |
40 #include <boost/thread/condition_variable.hpp> | |
41 | |
42 #include <list> | |
43 | |
44 namespace Orthanc | |
45 { | |
46 class SequenceOfOperationsJob : public IJob | |
47 { | |
48 public: | |
49 class IObserver : public boost::noncopyable | |
50 { | |
51 public: | |
52 virtual ~IObserver() | |
53 { | |
54 } | |
55 | |
56 virtual void SignalDone(const SequenceOfOperationsJob& job) = 0; | |
57 }; | |
58 | |
59 private: | |
60 class Operation; | |
61 | |
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62 std::string description_; |
2603 | 63 bool done_; |
64 boost::mutex mutex_; | |
65 std::vector<Operation*> operations_; | |
66 size_t current_; | |
67 boost::condition_variable operationAdded_; | |
68 boost::posix_time::time_duration trailingTimeout_; | |
69 std::list<IObserver*> observers_; | |
70 | |
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71 void NotifyDone() const; |
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72 |
2603 | 73 public: |
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74 SequenceOfOperationsJob(); |
2603 | 75 |
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76 SequenceOfOperationsJob(IJobUnserializer& unserializer, |
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77 const Json::Value& serialized); |
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78 |
2603 | 79 virtual ~SequenceOfOperationsJob(); |
80 | |
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81 void SetDescription(const std::string& description); |
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82 |
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83 void GetDescription(std::string& description); |
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84 |
2603 | 85 void Register(IObserver& observer); |
86 | |
87 // This lock allows adding new operations to the end of the job, | |
88 // from another thread than the worker thread, after the job has | |
89 // been submitted for processing | |
90 class Lock : public boost::noncopyable | |
91 { | |
92 private: | |
93 SequenceOfOperationsJob& that_; | |
94 boost::mutex::scoped_lock lock_; | |
95 | |
96 public: | |
97 Lock(SequenceOfOperationsJob& that) : | |
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98 that_(that), |
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99 lock_(that.mutex_) |
2603 | 100 { |
101 } | |
102 | |
103 bool IsDone() const | |
104 { | |
105 return that_.done_; | |
106 } | |
107 | |
108 void SetTrailingOperationTimeout(unsigned int timeout); | |
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109 |
2603 | 110 size_t AddOperation(IJobOperation* operation); |
111 | |
112 size_t GetOperationsCount() const | |
113 { | |
114 return that_.operations_.size(); | |
115 } | |
116 | |
117 void AddInput(size_t index, | |
118 const JobOperationValue& value); | |
119 | |
120 void Connect(size_t input, | |
121 size_t output); | |
122 }; | |
123 | |
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124 virtual void Start() ORTHANC_OVERRIDE |
2603 | 125 { |
126 } | |
127 | |
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128 virtual JobStepResult Step(const std::string& jobId) ORTHANC_OVERRIDE; |
2603 | 129 |
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130 virtual void Reset() ORTHANC_OVERRIDE; |
2603 | 131 |
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132 virtual void Stop(JobStopReason reason) ORTHANC_OVERRIDE |
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133 { |
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134 } |
2603 | 135 |
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136 virtual float GetProgress() ORTHANC_OVERRIDE; |
2603 | 137 |
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138 virtual void GetJobType(std::string& target) ORTHANC_OVERRIDE |
2603 | 139 { |
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140 target = "SequenceOfOperations"; |
2603 | 141 } |
142 | |
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143 virtual void GetPublicContent(Json::Value& value) ORTHANC_OVERRIDE; |
2603 | 144 |
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145 virtual bool Serialize(Json::Value& value) ORTHANC_OVERRIDE; |
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146 |
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147 virtual bool GetOutput(std::string& output, |
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148 MimeType& mime, |
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149 const std::string& key) ORTHANC_OVERRIDE |
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150 { |
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151 return false; |
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152 } |
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153 |
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154 void AwakeTrailingSleep() |
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155 { |
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156 operationAdded_.notify_one(); |
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157 } |
2603 | 158 }; |
159 } |