1 // Copyright (C) 2006-2016 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #ifndef __EXECUTOR_HXX__
21 #define __EXECUTOR_HXX__
23 #include "YACSlibEngineExport.hxx"
26 #include "Semaphore.hxx"
27 #include "Exception.hxx"
32 #pragma comment(lib,"winmm.lib")
49 /*! \brief Threaded Executor
55 class YACSLIBENGINE_EXPORT Executor
58 Scheduler *_mainSched;
60 int _nbOfConcurrentThreads;
61 YACS::BASES::Mutex _mutexForNbOfConcurrentThreads;
62 YACS::BASES::Condition _condForNewTasksToPerform;
63 YACS::BASES::Semaphore _semForMaxThreads;
64 YACS::BASES::Condition _condForStepByStep;
65 YACS::BASES::Condition _condForPilot;
66 YACS::BASES::Mutex _mutexForSchedulerUpdate;
67 YACS::BASES::Mutex _mutexForTrace;
70 bool _stopOnErrorRequested;
71 bool _dumpOnErrorRequested;
73 bool _isRunningunderExternalControl;
74 bool _isWaitingEventsFromRunningTasks;
75 int _numberOfRunningTasks;
76 std::set<Task *> _runningTasks;
77 int _numberOfEndedTasks;
79 YACS::ExecutorState _executorState;
80 YACS::ExecutionMode _execMode;
81 std::list<std::string> _listOfBreakPoints;
82 std::list<std::string> _listOfTasksToLoad;
83 std::vector<Task *> _tasks;
84 std::vector<Task *> _tasksSave;
85 std::list< YACS::BASES::Thread * > _groupOfAllThreadsCreated;
87 std::string _dumpErrorFile;
88 bool _keepGoingOnFail;
89 //! specifies if scope DynParaLoop is active or not. False by default.
90 bool _DPLScopeSensitive;
99 void RunA(Scheduler *graph,int debug=0, bool fromScratch=true);
100 void RunW(Scheduler *graph,int debug=0, bool fromScratch=true) { RunB(graph, debug, fromScratch); }
101 void RunB(Scheduler *graph,int debug=0, bool fromScratch=true);
102 void setKeepGoingProperty(bool newVal) { _keepGoingOnFail=newVal; }
103 bool getKeepGoingProperty() const { return _keepGoingOnFail; }
104 void setDPLScopeSensitive(bool newVal) { _DPLScopeSensitive=newVal; }
105 bool getDPLScopeSensitive() const { return _DPLScopeSensitive; }
106 YACS::ExecutionMode getCurrentExecMode();
107 YACS::ExecutorState getExecutorState();
108 void setExecMode(YACS::ExecutionMode mode);
109 void setListOfBreakPoints(std::list<std::string> listOfBreakPoints);
110 std::list<std::string> getTasksToLoad();
111 bool setStepsToExecute(std::list<std::string> listToExecute);
112 bool resumeCurrentBreakPoint();
113 bool isNotFinished();
114 void stopExecution();
115 bool saveState(const std::string& xmlFile);
117 int getNbOfThreads();
118 int getNumberOfRunningTasks() const { return _numberOfRunningTasks; }
119 void displayDot(Scheduler *graph);
120 void setStopOnError(bool dumpRequested=false, std::string xmlFile="");
121 void unsetStopOnError();
124 void resume(bool suspended);
125 static int _maxThreads;
126 static size_t _threadStackSize;
127 YACS::BASES::Mutex& getTheMutexForSchedulerUpdate() { return _mutexForSchedulerUpdate; }
129 bool checkBreakPoints();
131 void loadTask(Task *task, const Executor *execInst);
132 void loadTasks(const std::vector<Task *>& tasks, const Executor *execInst);
133 void loadParallelTasks(const std::vector<Task *>& tasks, const Executor *execInst);
134 void launchTasks(const std::vector<Task*>& tasks);
135 void launchTask(Task *task);
137 void sleepWhileNoEventsFromAnyRunningTask();
138 void notifyEndOfThread(YACS::BASES::Thread *thread);
139 void traceExec(Task *task, const std::string& message, const std::string& placement);
140 void _displayDot(Scheduler *graph);
141 virtual void sendEvent(const std::string& event);
142 static void FilterTasksConsideringContainers(std::vector<Task *>& tsks);
143 static std::string ComputePlacement(Task *zeTask);
145 static void *functionForTaskLoad(void *);
146 static void *functionForTaskExecution(void *);