annotate Framework/Oracle/ThreadedOracle.h @ 1186:3284c3fd96ad broker

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 22 Nov 2019 09:51:47 +0100
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1 /**
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2 * Stone of Orthanc
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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) 2017-2019 Osimis S.A., Belgium
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6 *
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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 Affero 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.
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11 *
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12 * This program is distributed in the hope that it will be useful, but
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 * Affero General Public License for more details.
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16 *
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17 * You should have received a copy of the GNU Affero General Public License
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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19 **/
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20
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21
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22 #pragma once
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23
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24 #if !defined(ORTHANC_ENABLE_THREADS)
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25 # error The macro ORTHANC_ENABLE_THREADS must be defined
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26 #endif
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27
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28 #if !defined(ORTHANC_ENABLE_DCMTK)
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29 # error The macro ORTHANC_ENABLE_DCMTK must be defined
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30 #endif
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31
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32 #if ORTHANC_ENABLE_THREADS != 1
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33 # error This file can only compiled for native targets
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34 #endif
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35
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36 #if ORTHANC_ENABLE_DCMTK == 1
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37 # include "../Toolbox/ParsedDicomCache.h"
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38 #endif
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39
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40 #include "IOracle.h"
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41 #include "GenericOracleRunner.h"
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42 #include "../Messages/IMessageEmitter.h"
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43
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44 #include <Core/MultiThreading/SharedMessageQueue.h>
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45
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46
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47 namespace OrthancStone
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48 {
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49 class ThreadedOracle : public IOracle
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50 {
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51 private:
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52 enum State
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53 {
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54 State_Setup,
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55 State_Running,
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56 State_Stopped
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57 };
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58
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59 class Item;
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60 class SleepingCommands;
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61
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62 IMessageEmitter& emitter_;
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63 Orthanc::WebServiceParameters orthanc_;
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64 std::string rootDirectory_;
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65 Orthanc::SharedMessageQueue queue_;
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66 State state_;
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67 boost::mutex mutex_;
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68 std::vector<boost::thread*> workers_;
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69 boost::shared_ptr<SleepingCommands> sleepingCommands_;
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70 boost::thread sleepingWorker_;
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71 unsigned int sleepingTimeResolution_;
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72
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73 #if ORTHANC_ENABLE_DCMTK == 1
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74 boost::shared_ptr<ParsedDicomCache> dicomCache_;
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75 #endif
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76
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77 void Step();
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78
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79 static void Worker(ThreadedOracle* that);
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80
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81 static void SleepingWorker(ThreadedOracle* that);
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82
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83 void StopInternal();
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84
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85 public:
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86 ThreadedOracle(IMessageEmitter& emitter);
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87
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88 virtual ~ThreadedOracle();
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89
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90 void SetOrthancParameters(const Orthanc::WebServiceParameters& orthanc);
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91
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92 void SetRootDirectory(const std::string& rootDirectory);
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93
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94 void SetThreadsCount(unsigned int count);
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95
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96 void SetSleepingTimeResolution(unsigned int milliseconds);
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97
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98 void SetDicomCacheSize(size_t size);
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99
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100 void Start();
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101
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102 void Stop()
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103 {
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104 StopInternal();
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105 }
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106
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107 virtual bool Schedule(boost::shared_ptr<IObserver> receiver,
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108 IOracleCommand* command) ORTHANC_OVERRIDE;
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109 };
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110 }