1 // Copyright (C) 2006-2015 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 #include "OptimizerLoop.hxx"
21 #include "OutputPort.hxx"
22 #include "Visitor.hxx"
27 #include "YacsTrace.hxx"
29 using namespace YACS::ENGINE;
32 const char FakeNodeForOptimizerLoop::NAME[]="thisIsAFakeNode";
34 const int OptimizerLoop::NOT_RUNNING_BRANCH_ID=-1973012217;
35 const int OptimizerLoop::NOT_INITIALIZED_BRANCH_ID=-1973;
37 const char OptimizerLoop::NAME_OF_ALGO_INIT_PORT[] = "algoInit";
38 const char OptimizerLoop::NAME_OF_OUT_POOL_INPUT[] = "evalResults";
39 const char OptimizerLoop::NAME_OF_ALGO_RESULT_PORT[] = "algoResults";
42 FakeNodeForOptimizerLoop::FakeNodeForOptimizerLoop(OptimizerLoop *loop, bool normal, std::string message)
43 : ElementaryNode(NAME), _loop(loop), _normal(normal), _message(message)
45 _state=YACS::TOACTIVATE;
46 _father=_loop->getFather();
49 FakeNodeForOptimizerLoop::FakeNodeForOptimizerLoop(const FakeNodeForOptimizerLoop& other)
50 : ElementaryNode(other), _loop(0), _normal(other._normal), _message(other._message)
54 Node *FakeNodeForOptimizerLoop::simpleClone(ComposedNode *father, bool editionOnly) const
56 return new FakeNodeForOptimizerLoop(*this);
59 void FakeNodeForOptimizerLoop::exForwardFailed()
61 _loop->exForwardFailed();
64 void FakeNodeForOptimizerLoop::exForwardFinished()
66 _loop->exForwardFinished();
69 void FakeNodeForOptimizerLoop::execute()
71 DEBTRACE("FakeNodeForOptimizerLoop::execute: " << _message)
73 _loop->_errorDetails = _message;
74 throw Exception(_message);
78 _loop->_algoResultPort.put(_loop->_alg->getAlgoResultProxy());
82 void FakeNodeForOptimizerLoop::aborted()
84 _loop->setState(YACS::ERROR);
87 void FakeNodeForOptimizerLoop::finished()
89 _loop->setState(YACS::DONE);
92 /*! \class YACS::ENGINE::OptimizerLoop
93 * \brief class to build optimization loops
95 * \ingroup ComposedNodes
98 OptimizerLoop::OptimizerLoop(const std::string& name, const std::string& algLibWthOutExt,
99 const std::string& symbolNameToOptimizerAlgBaseInstanceFactory,
100 bool algInitOnFile,bool initAlgo, Proc * procForTypes):
101 DynParaLoop(name,Runtime::_tc_string),_algInitOnFile(algInitOnFile),_alglib(algLibWthOutExt),
102 _algoInitPort(NAME_OF_ALGO_INIT_PORT, this, Runtime::_tc_string, true),
103 _loader(NULL),_alg(0),_convergenceReachedWithOtherCalc(false),
104 _retPortForOutPool(NAME_OF_OUT_POOL_INPUT,this,Runtime::_tc_string),
105 _nodeForSpecialCases(0), _algoResultPort(NAME_OF_ALGO_RESULT_PORT, this, Runtime::_tc_string)
107 //We need this because calling a virtual method in a constructor does not call the most derived method but the method of the class
108 //A derived class must take care to manage that
110 setAlgorithm(algLibWthOutExt,symbolNameToOptimizerAlgBaseInstanceFactory, procForTypes);
113 OptimizerLoop::OptimizerLoop(const OptimizerLoop& other, ComposedNode *father, bool editionOnly):
114 DynParaLoop(other,father,editionOnly),_algInitOnFile(other._algInitOnFile),_alglib(other._alglib),
115 _convergenceReachedWithOtherCalc(false),_loader(NULL),_alg(0),_algoInitPort(other._algoInitPort,this),
116 _retPortForOutPool(other._retPortForOutPool,this),_nodeForSpecialCases(0),
117 _algoResultPort(other._algoResultPort, this)
119 //Don't call setAlgorithm here because it will be called several times if the class is derived. Call it in simpleClone for cloning
121 // Create the links to evalResults port
122 set<OutPort *> fromPortsToReproduce=other._retPortForOutPool.edSetOutPort();
123 for(set<OutPort *>::iterator iter=fromPortsToReproduce.begin();iter!=fromPortsToReproduce.end();iter++)
124 edAddLink(getOutPort(other.getPortName(*iter)),&_retPortForOutPool);
127 OptimizerLoop::~OptimizerLoop()
134 delete _nodeForSpecialCases;
137 Node *OptimizerLoop::simpleClone(ComposedNode *father, bool editionOnly) const
139 OptimizerLoop* ol=new OptimizerLoop(*this,father,editionOnly);
140 // TODO: Remove this const_cast (find a better design to get the type codes from the original node)
141 Proc * procForTypes = ol->getProc();
142 if (procForTypes == NULL) {
143 const Proc * origProc = getProc();
144 procForTypes = const_cast<Proc *>(origProc);
146 ol->setAlgorithm(_alglib, _symbol, false, procForTypes);
150 void OptimizerLoop::init(bool start)
152 DynParaLoop::init(start);
153 _algoInitPort.exInit(start);
154 _retPortForOutPool.exInit(start);
155 _algoResultPort.exInit();
156 _convergenceReachedWithOtherCalc=false;
161 void OptimizerLoop::exUpdateState()
163 if(_state == YACS::DISABLED)
165 delete _nodeForSpecialCases;
166 _nodeForSpecialCases = NULL;
169 if(_inGate.exIsReady())
171 setState(YACS::TOACTIVATE);
172 // Force termination in case the previous algorithm did not finish properly (manual stop)
174 _myPool.destroyAll();
176 // Initialize and launch the algorithm
177 _alg->initializeProxy(_algoInitPort.getValue());
178 if (_alg->hasError()) {
179 string error = _alg->getError();
181 throw Exception(error);
184 //internal graph update
186 int nbOfBr=_nbOfBranches.getIntValue();
187 _alg->setNbOfBranches(nbOfBr);
190 if (_alg->hasError()) {
191 string error = _alg->getError();
193 throw Exception(error);
198 // A number of branches of 0 is acceptable if there are no output ports
199 // leaving OptimizerLoop
200 bool normal = getAllOutPortsLeavingCurrentScope().empty();
201 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, normal,
202 "OptimizerLoop has no branch to run the internal node(s)");
205 _execNodes.resize(nbOfBr);
206 _execIds.resize(nbOfBr);
209 _execInitNodes.resize(nbOfBr);
210 _initNodeUpdated.resize(nbOfBr);
211 for(i=0;i<nbOfBr;i++)
212 _initNodeUpdated[i]=false;
214 _initializingCounter = 0;
216 _execFinalizeNodes.resize(nbOfBr);
217 vector<Node *> origNodes;
218 origNodes.push_back(_initNode);
219 origNodes.push_back(_node);
220 origNodes.push_back(_finalizeNode);
221 for(i=0;i<nbOfBr;i++)
223 _execIds[i]=NOT_INITIALIZED_BRANCH_ID;
224 vector<Node *> clonedNodes = cloneAndPlaceNodesCoherently(origNodes);
226 _execInitNodes[i] = clonedNodes[0];
227 _execNodes[i] = clonedNodes[1];
229 _execFinalizeNodes[i] = clonedNodes[2];
230 prepareInputsFromOutOfScope(i);
232 initInterceptors(nbOfBr);
234 unsigned char priority;
235 Any *val=_myPool.getNextSampleWithHighestPriority(id,priority);
238 // It is acceptable to have no sample to launch if there are no output ports
239 // leaving OptimizerLoop
240 std::set<OutPort *> setOutPort = getAllOutPortsLeavingCurrentScope();
241 // Special in the special
242 // We do not check algoResult
243 setOutPort.erase(&_algoResultPort);
244 bool normal = setOutPort.empty();
245 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, normal,
246 string("The algorithm of OptimizerLoop with name ") + _name +
247 " returns no sample to launch");
250 launchMaxOfSamples(true);
253 catch (const exception & e)
255 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, false,
256 string("An error happened in the control algorithm of OptimizerLoop \"") + _name +
261 int OptimizerLoop::getNumberOfInputPorts() const
263 return DynParaLoop::getNumberOfInputPorts()+2;
266 InputPort *OptimizerLoop::getInputPort(const std::string& name) const throw(YACS::Exception)
268 if (name == NAME_OF_ALGO_INIT_PORT)
269 return (InputPort *)&_algoInitPort;
270 else if (name == NAME_OF_OUT_POOL_INPUT)
271 return (InputPort *)&_retPortForOutPool;
273 return DynParaLoop::getInputPort(name);
276 std::list<InputPort *> OptimizerLoop::getSetOfInputPort() const
278 list<InputPort *> ret=DynParaLoop::getSetOfInputPort();
279 ret.push_back((InputPort *)&_algoInitPort);
280 ret.push_back((InputPort *)&_retPortForOutPool);
284 std::list<InputPort *> OptimizerLoop::getLocalInputPorts() const
286 list<InputPort *> ret=DynParaLoop::getLocalInputPorts();
287 ret.push_back((InputPort *)&_algoInitPort);
288 ret.push_back((InputPort *)&_retPortForOutPool);
292 void OptimizerLoop::selectRunnableTasks(std::vector<Task *>& tasks)
296 void OptimizerLoop::getReadyTasks(std::vector<Task *>& tasks)
300 if(_state==YACS::TOACTIVATE || _state==YACS::ACTIVATED)
302 if(_nodeForSpecialCases)
304 _nodeForSpecialCases->getReadyTasks(tasks);
307 vector<Node *>::iterator iter;
308 for (iter=_execNodes.begin() ; iter!=_execNodes.end() ; iter++)
309 (*iter)->getReadyTasks(tasks);
310 for (iter=_execInitNodes.begin() ; iter!=_execInitNodes.end() ; iter++)
311 (*iter)->getReadyTasks(tasks);
312 for (iter=_execFinalizeNodes.begin() ; iter!=_execFinalizeNodes.end() ; iter++)
313 (*iter)->getReadyTasks(tasks);
317 YACS::Event OptimizerLoop::updateStateOnFinishedEventFrom(Node *node)
319 if (getState() == YACS::FAILED)
321 // This happens when a valid computation on a branch finishes after an error on another branch.
322 // In this case we just ignore the new result because the algorithm has already been terminated.
323 return YACS::NOEVENT;
326 switch(getIdentityOfNotifyerNode(node,id))
330 _execNodes[id]->exUpdateState();
332 _initializingCounter--;
333 if (_initializingCounter == 0) _initNode->setState(DONE);
338 if(_convergenceReachedWithOtherCalc)
339 { //This case happens when alg has reached its convergence whereas other calculations still compute
340 _execIds[id]=NOT_RUNNING_BRANCH_ID;
342 return YACS::NOEVENT;
346 _myPool.putOutSampleAt(_execIds[id],_interceptorsForOutPool[id]->getValue());
347 _myPool.setCurrentId(_execIds[id]);
348 _alg->takeDecisionProxy();
349 if (_alg->hasError()) {
350 _errorDetails = string("An error happened in the control algorithm of optimizer loop: ") +
353 setState(YACS::FAILED);
357 _myPool.destroyCurrentCase();
360 pushValueOutOfScopeForCase(id);
361 _execIds[id]=NOT_RUNNING_BRANCH_ID;
363 {// This case happens when the hand is returned to continue, whereas some other are working in parallel for nothing.
364 _convergenceReachedWithOtherCalc=true;
365 return YACS::NOEVENT;
369 _execIds[id]=NOT_RUNNING_BRANCH_ID;
371 unsigned char priority;
372 Any *val=_myPool.getNextSampleWithHighestPriority(newId, priority);
375 bool isFinished=true;
376 for(int i=0;i<_execIds.size() && isFinished;i++)
377 isFinished=(_execIds[i]==NOT_RUNNING_BRANCH_ID || _execIds[i]==NOT_INITIALIZED_BRANCH_ID);
380 std::cerr <<"OptimizerLoop::updateStateOnFinishedEventFrom: Alg has not inserted more cases whereas last element has been calculated !" << std::endl;
381 setState(YACS::ERROR);
386 return YACS::NOEVENT;
388 launchMaxOfSamples(false);
393 _unfinishedCounter--;
394 if (_unfinishedCounter == 0)
396 _finalizeNode->setState(YACS::DONE);
397 setState(YACS::DONE);
401 return YACS::NOEVENT;
407 return YACS::NOEVENT;
410 YACS::Event OptimizerLoop::finalize()
412 //update internal node (definition node) state
415 _node->setState(YACS::DONE);
416 ComposedNode* compNode = dynamic_cast<ComposedNode*>(_node);
419 std::list<Node *> aChldn = compNode->getAllRecursiveConstituents();
420 std::list<Node *>::iterator iter=aChldn.begin();
421 for(;iter!=aChldn.end();iter++)
422 (*iter)->setState(YACS::DONE);
426 _algoResultPort.put(_alg->getAlgoResultProxy());
427 if (_finalizeNode == NULL)
429 // No finalize node, we just finish OptimizerLoop at the end of exec nodes execution
430 setState(YACS::DONE);
435 // Run the finalize nodes, the OptimizerLoop will be done only when they all finish
436 _unfinishedCounter = 0; // This counter indicates how many branches are not finished
437 for (int i=0 ; i<_nbOfBranches.getIntValue() ; i++)
438 if (_execIds[i] == NOT_RUNNING_BRANCH_ID)
440 DEBTRACE("Launching finalize node for branch " << i)
441 _execFinalizeNodes[i]->exUpdateState();
442 _unfinishedCounter++;
445 // There should not be any running branch at this point
446 YASSERT(_execIds[i] == NOT_INITIALIZED_BRANCH_ID)
447 return YACS::NOEVENT;
451 //! Method used to notify the node that a child node has failed
453 * Notify the slave thread of the error, update the current state and
454 * return the change state
456 * \param node : the child node that has failed
457 * \return the state change
459 YACS::Event OptimizerLoop::updateStateOnFailedEventFrom(Node *node, const Executor *execInst)
461 DEBTRACE("OptimizerLoop::updateStateOnFailedEventFrom " << node->getName());
462 _alg->setError(string("Error during the execution of YACS node ") + node->getName() +
463 ": " + node->getErrorReport());
465 _myPool.destroyAll();
466 DEBTRACE("OptimizerLoop::updateStateOnFailedEventFrom: returned from error notification.");
467 return DynParaLoop::updateStateOnFailedEventFrom(node,execInst);
470 void OptimizerLoop::checkNoCyclePassingThrough(Node *node) throw(YACS::Exception)
474 void OptimizerLoop::buildDelegateOf(InPort * & port, OutPort *initialStart, const std::list<ComposedNode *>& pointsOfView)
476 DynParaLoop::buildDelegateOf(port,initialStart,pointsOfView);
477 if(port==&_retPortForOutPool)
478 throw Exception("OptimizerLoop::buildDelegateOf : uncorrect OptimizerLoop link : out pool port must be linked within the scope of OptimizerLoop node it belongs to.");
481 void OptimizerLoop::buildDelegateOf(std::pair<OutPort *, OutPort *>& port, InPort *finalTarget, const std::list<ComposedNode *>& pointsOfView)
483 DynParaLoop::buildDelegateOf(port,finalTarget,pointsOfView);
484 string typeOfPortInstance=(port.first)->getNameOfTypeOfCurrentInstance();
485 if(typeOfPortInstance!=OutputPort::NAME)
486 throw Exception("OptimizerLoop::buildDelegateOf : not implemented for DS because not specified ");
489 void OptimizerLoop::checkControlDependancy(OutPort *start, InPort *end, bool cross,
490 std::map < ComposedNode *, std::list < OutPort * >, SortHierarc >& fw,
491 std::vector<OutPort *>& fwCross,
492 std::map< ComposedNode *, std::list < OutPort *>, SortHierarc >& bw,
493 LinkInfo& info) const
495 if(end==&_retPortForOutPool)
496 fw[(ComposedNode *)this].push_back(start);
498 DynParaLoop::checkControlDependancy(start,end,cross,fw,fwCross,bw,info);
501 void OptimizerLoop::checkCFLinks(const std::list<OutPort *>& starts, InputPort *end, unsigned char& alreadyFed, bool direction, LinkInfo& info) const
503 if(end==&_retPortForOutPool)
504 solveObviousOrDelegateCFLinks(starts,end,alreadyFed,direction,info);
506 DynParaLoop::checkCFLinks(starts,end,alreadyFed,direction,info);
509 void OptimizerLoop::cleanInterceptors()
511 // At this point all garanties taken let's clean all.
512 map<InputPort *,vector<InputPort *> >::iterator iter=_interceptors.begin();
513 for(;iter!=_interceptors.end();iter++)
514 for(vector<InputPort *>::iterator iter2=(*iter).second.begin();iter2!=(*iter).second.end();iter2++)
516 _interceptors.clear();
517 for(vector<AnyInputPort *>::iterator iter3=_interceptorsForOutPool.begin();iter3!=_interceptorsForOutPool.end();iter3++)
519 _interceptorsForOutPool.clear();
522 void OptimizerLoop::launchMaxOfSamples(bool first)
525 unsigned char priority;
528 for (val = _myPool.getNextSampleWithHighestPriority(id, priority);
529 !isFullyBusy(i) && val;
530 val = _myPool.getNextSampleWithHighestPriority(id, priority))
532 if(_execIds[i] == NOT_INITIALIZED_BRANCH_ID)
533 first=true; // node is not initialized (first pass)
535 first=false; // node is initialized (second pass)
537 _myPool.markIdAsInUse(id);
538 if(_initNode && !_initNodeUpdated[i])
540 putValueOnBranch(val,i,first);
541 _execInitNodes[i]->exUpdateState();
542 _initNodeUpdated[i]=true;
543 _initializingCounter++;
548 _execNodes[i]->init(first);
549 putValueOnBranch(val,i,first);
550 _execNodes[i]->exUpdateState();
556 bool OptimizerLoop::isFullyLazy() const
559 for(unsigned i=0;i<_execIds.size() && isLazy;i++)
560 isLazy=(_execIds[i]==NOT_RUNNING_BRANCH_ID || _execIds[i]==NOT_INITIALIZED_BRANCH_ID);
565 * Returns if a dynamic branch is available.
566 * \param branchId Out param. Only usable if returned value is equal to \b false.
568 bool OptimizerLoop::isFullyBusy(unsigned& branchId) const
570 bool isFinished=true;
572 for(i=0;i<_execIds.size() && isFinished;i++)
573 isFinished=(_execIds[i]!=NOT_RUNNING_BRANCH_ID && _execIds[i]!=NOT_INITIALIZED_BRANCH_ID);
580 * Perform initialization of interceptors. \b WARNING _execNodes have to be created before.
582 void OptimizerLoop::initInterceptors(unsigned nbOfBr)
584 //For all classical outputports leaving 'this'
585 set<OutPort *> portsToIntercept=getAllOutPortsLeavingCurrentScope();
586 portsToIntercept.erase(&_algoResultPort);
587 for(set<OutPort *>::iterator iter=portsToIntercept.begin();iter!=portsToIntercept.end();iter++)
589 OutputPort *portC=(OutputPort *)(*iter);//Warrantied by OptimizerLoop::buildDelegateOf
590 const set<InputPort *>& links=portC->getSetOfPhyLinks();
591 for(set<InputPort *>::const_iterator iter2=links.begin();iter2!=links.end();iter2++)
594 InputPort *reprCur=dynamic_cast<InputPort *>((*iter2)->getPublicRepresentant());
596 InputPort *reprCur=(*iter2)->getPublicRepresentant();
598 if(!isInMyDescendance(reprCur->getNode()))
599 {//here we've got an out of scope link : Let's intercept it
600 if(_interceptors.find(reprCur)==_interceptors.end())
602 _interceptors[reprCur].resize(nbOfBr);
603 for(unsigned i=0;i<nbOfBr;i++)
605 OutputPort *portExecC=(OutputPort *)_execNodes[i]->getOutputPort(_node->getOutPortName(portC));
606 InputPort *clone=reprCur->clone(0);
607 _interceptors[reprCur][i]=clone;
608 portExecC->edAddInputPort(clone);
613 for(unsigned i=0;i<nbOfBr;i++)
615 OutputPort *portExecC=(OutputPort *)_execNodes[i]->getOutputPort(_node->getOutPortName(portC));
616 portExecC->edAddInputPort(_interceptors[reprCur][i]);
623 _interceptorsForOutPool.resize(nbOfBr);
624 set< OutPort * > links=_retPortForOutPool.edSetOutPort();
625 for(unsigned i=0;i<nbOfBr;i++)
626 _interceptorsForOutPool[i]=(AnyInputPort *)_retPortForOutPool.clone(this);
627 for(set<OutPort *>::iterator iter2=links.begin();iter2!=links.end();iter2++)
628 for(unsigned j=0;j<nbOfBr;j++)
631 Node *whatType=isInMyDescendance((*iter2)->getNode());
634 portExec=_execNodes[j]->getOutPort(_node->getOutPortName(*iter2));
635 portExec->addInPort(_interceptorsForOutPool[j]);
637 else if(whatType==_initNode && whatType!=0)//This case should never happend. Useless !
639 portExec=_execInitNodes[j]->getOutPort(_node->getOutPortName(*iter2));
640 portExec->addInPort(_interceptorsForOutPool[j]);
646 * Typically called when _alg has decided that convergence has been reached. In this case the links leaving the current scope are activated and filled
647 * with value of the branch specified by 'branchId' that is the branch in which the convergence has been reached.
649 void OptimizerLoop::pushValueOutOfScopeForCase(unsigned branchId)
651 map<InputPort *, std::vector<InputPort *> >::iterator iter;
652 for(iter=_interceptors.begin();iter!=_interceptors.end();iter++)
653 (*iter).first->put((*iter).second[branchId]->get());
656 void OptimizerLoop::accept(Visitor *visitor)
658 visitor->visitOptimizerLoop(this);
661 //! Set the algorithm library name and factory name (symbol in library) to create the algorithm and change it if the node is not connected
663 * throw an exception if the node is connected
665 void OptimizerLoop::setAlgorithm(const std::string& alglib, const std::string& symbol,
666 bool checkLinks, Proc * procForTypes)
670 if (_splittedPort.edGetNumberOfOutLinks() != 0 ||
671 _retPortForOutPool.edGetNumberOfLinks() != 0 ||
672 _algoInitPort.edGetNumberOfLinks() != 0 ||
673 _algoResultPort.edGetNumberOfOutLinks() != 0)
674 throw Exception("The OptimizerLoop node must be disconnected before setting the algorithm");
689 _alg->setProc((procForTypes == NULL) ? getProc() : procForTypes);
691 // Delete the values in the input ports if they were initialized
692 _retPortForOutPool.put((Any *)NULL);
693 _algoInitPort.put((Any *)NULL);
695 // Change the type of the ports
696 _splittedPort.edSetType(checkTypeCode(_alg->getTCForInProxy(), NAME_OF_SPLITTED_SEQ_OUT));
697 _retPortForOutPool.edSetType(checkTypeCode(_alg->getTCForOutProxy(), NAME_OF_OUT_POOL_INPUT));
698 _algoInitPort.edSetType(checkTypeCode(_alg->getTCForAlgoInitProxy(), NAME_OF_ALGO_INIT_PORT));
699 _algoResultPort.edSetType(checkTypeCode(_alg->getTCForAlgoResultProxy(), NAME_OF_ALGO_RESULT_PORT));
705 TypeCode * OptimizerLoop::checkTypeCode(TypeCode * tc, const char * portName)
708 ostringstream errorMsg;
709 errorMsg << "The algorithm specified for OptimizerLoop node \"" << getName() <<
710 "\" provided an invalid type for port \"" << portName << "\"";
711 throw Exception(errorMsg.str());
716 //! Load the algorithm from the dynamic library
720 void OptimizerLoop::loadAlgorithm()
722 YASSERT(_alg == NULL)
724 if (_loader != NULL) {
728 _loader = new YACS::BASES::DynLibLoader(_alglib);
729 OptimizerAlgBaseFactory algFactory = NULL;
731 if (_alglib != "" && _symbol != "")
736 algFactory = (OptimizerAlgBaseFactory)_loader->getHandleOnSymbolWithName(_symbol);
738 catch (YACS::Exception& e)
740 _errorDetails = e.what();
746 if (algFactory != NULL)
747 _alg = algFactory(&_myPool);
750 //! Return the name of the algorithm library
754 std::string OptimizerLoop::getAlgLib() const
759 //! Check validity for the node.
761 * Throw an exception if the node is not valid
763 void OptimizerLoop::checkBasicConsistency() const throw(YACS::Exception)
765 DEBTRACE("OptimizerLoop::checkBasicConsistency");
767 throw Exception("No library specified for the OptimizerLoop control algorithm");
769 throw Exception("No symbol specified for the OptimizerLoop control algorithm");
771 throw YACS::Exception("Problem during library loading: "+_errorDetails);
773 DynParaLoop::checkBasicConsistency();
776 int OptimizerLoop::getNumberOfOutputPorts() const
778 return DynParaLoop::getNumberOfOutputPorts() + 1;
781 std::list<OutputPort *> OptimizerLoop::getSetOfOutputPort() const
783 list<OutputPort *> ret = DynParaLoop::getSetOfOutputPort();
784 ret.push_back((OutputPort *)&_algoResultPort);
788 std::list<OutputPort *> OptimizerLoop::getLocalOutputPorts() const
790 list<OutputPort *> ret = DynParaLoop::getLocalOutputPorts();
791 ret.push_front((OutputPort *)&_algoResultPort);
795 OutPort * OptimizerLoop::getOutPort(const std::string& name) const throw(YACS::Exception)
797 return (name == NAME_OF_ALGO_RESULT_PORT) ? (OutPort *)&_algoResultPort :
798 DynParaLoop::getOutPort(name);
802 OutputPort * OptimizerLoop::getOutputPort(const std::string& name) const throw(YACS::Exception)
804 return (name == NAME_OF_ALGO_RESULT_PORT) ? (OutputPort *)&_algoResultPort :
805 DynParaLoop::getOutputPort(name);