1 // Copyright (C) 2006-2013 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.
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
122 OptimizerLoop::~OptimizerLoop()
129 delete _nodeForSpecialCases;
132 Node *OptimizerLoop::simpleClone(ComposedNode *father, bool editionOnly) const
134 OptimizerLoop* ol=new OptimizerLoop(*this,father,editionOnly);
135 // TODO: Remove this const_cast (find a better design to get the type codes from the original node)
136 Proc * procForTypes = ol->getProc();
137 if (procForTypes == NULL) {
138 const Proc * origProc = getProc();
139 procForTypes = const_cast<Proc *>(origProc);
141 ol->setAlgorithm(_alglib, _symbol, false, procForTypes);
145 void OptimizerLoop::init(bool start)
147 DynParaLoop::init(start);
148 _algoInitPort.exInit(start);
149 _retPortForOutPool.exInit(start);
150 _algoResultPort.exInit();
151 _convergenceReachedWithOtherCalc=false;
156 void OptimizerLoop::exUpdateState()
158 if(_state == YACS::DISABLED)
160 delete _nodeForSpecialCases;
161 _nodeForSpecialCases = NULL;
164 if(_inGate.exIsReady())
166 setState(YACS::TOACTIVATE);
167 // Force termination in case the previous algorithm did not finish properly (manual stop)
169 _myPool.destroyAll();
171 // Initialize and launch the algorithm
172 _alg->initializeProxy(_algoInitPort.getValue());
174 if (_alg->hasError()) {
175 string error = _alg->getError();
177 throw Exception(error);
180 //internal graph update
182 int nbOfBr=_nbOfBranches.getIntValue();
185 // A number of branches of 0 is acceptable if there are no output ports
186 // leaving OptimizerLoop
187 bool normal = getAllOutPortsLeavingCurrentScope().empty();
188 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, normal,
189 "OptimizerLoop has no branch to run the internal node(s)");
192 _execNodes.resize(nbOfBr);
193 _execIds.resize(nbOfBr);
196 _execInitNodes.resize(nbOfBr);
197 _initNodeUpdated.resize(nbOfBr);
198 for(i=0;i<nbOfBr;i++)
199 _initNodeUpdated[i]=false;
201 _initializingCounter = 0;
203 _execFinalizeNodes.resize(nbOfBr);
204 vector<Node *> origNodes;
205 origNodes.push_back(_initNode);
206 origNodes.push_back(_node);
207 origNodes.push_back(_finalizeNode);
208 for(i=0;i<nbOfBr;i++)
210 _execIds[i]=NOT_INITIALIZED_BRANCH_ID;
211 vector<Node *> clonedNodes = cloneAndPlaceNodesCoherently(origNodes);
213 _execInitNodes[i] = clonedNodes[0];
214 _execNodes[i] = clonedNodes[1];
216 _execFinalizeNodes[i] = clonedNodes[2];
217 prepareInputsFromOutOfScope(i);
219 initInterceptors(nbOfBr);
221 unsigned char priority;
222 Any *val=_myPool.getNextSampleWithHighestPriority(id,priority);
225 // It is acceptable to have no sample to launch if there are no output ports
226 // leaving OptimizerLoop
227 std::set<OutPort *> setOutPort = getAllOutPortsLeavingCurrentScope();
228 // Special in the special
229 // We do not check algoResult
230 setOutPort.erase(&_algoResultPort);
231 bool normal = setOutPort.empty();
232 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, normal,
233 string("The algorithm of OptimizerLoop with name ") + _name +
234 " returns no sample to launch");
237 launchMaxOfSamples(true);
240 catch (const exception & e)
242 _nodeForSpecialCases = new FakeNodeForOptimizerLoop(this, false,
243 string("An error happened in the control algorithm of OptimizerLoop \"") + _name +
248 int OptimizerLoop::getNumberOfInputPorts() const
250 return DynParaLoop::getNumberOfInputPorts()+2;
253 InputPort *OptimizerLoop::getInputPort(const std::string& name) const throw(YACS::Exception)
255 if (name == NAME_OF_ALGO_INIT_PORT)
256 return (InputPort *)&_algoInitPort;
257 else if (name == NAME_OF_OUT_POOL_INPUT)
258 return (InputPort *)&_retPortForOutPool;
260 return DynParaLoop::getInputPort(name);
263 std::list<InputPort *> OptimizerLoop::getSetOfInputPort() const
265 list<InputPort *> ret=DynParaLoop::getSetOfInputPort();
266 ret.push_back((InputPort *)&_algoInitPort);
267 ret.push_back((InputPort *)&_retPortForOutPool);
271 std::list<InputPort *> OptimizerLoop::getLocalInputPorts() const
273 list<InputPort *> ret=DynParaLoop::getLocalInputPorts();
274 ret.push_back((InputPort *)&_algoInitPort);
275 ret.push_back((InputPort *)&_retPortForOutPool);
279 void OptimizerLoop::selectRunnableTasks(std::vector<Task *>& tasks)
283 void OptimizerLoop::getReadyTasks(std::vector<Task *>& tasks)
287 if(_state==YACS::TOACTIVATE || _state==YACS::ACTIVATED)
289 if(_nodeForSpecialCases)
291 _nodeForSpecialCases->getReadyTasks(tasks);
294 vector<Node *>::iterator iter;
295 for (iter=_execNodes.begin() ; iter!=_execNodes.end() ; iter++)
296 (*iter)->getReadyTasks(tasks);
297 for (iter=_execInitNodes.begin() ; iter!=_execInitNodes.end() ; iter++)
298 (*iter)->getReadyTasks(tasks);
299 for (iter=_execFinalizeNodes.begin() ; iter!=_execFinalizeNodes.end() ; iter++)
300 (*iter)->getReadyTasks(tasks);
304 YACS::Event OptimizerLoop::updateStateOnFinishedEventFrom(Node *node)
306 if (getState() == YACS::FAILED)
308 // This happens when a valid computation on a branch finishes after an error on another branch.
309 // In this case we just ignore the new result because the algorithm has already been terminated.
310 return YACS::NOEVENT;
313 switch(getIdentityOfNotifyerNode(node,id))
317 _execNodes[id]->exUpdateState();
319 _initializingCounter--;
320 if (_initializingCounter == 0) _initNode->setState(DONE);
325 if(_convergenceReachedWithOtherCalc)
326 { //This case happens when alg has reached its convergence whereas other calculations still compute
327 _execIds[id]=NOT_RUNNING_BRANCH_ID;
329 return YACS::NOEVENT;
333 _myPool.putOutSampleAt(_execIds[id],_interceptorsForOutPool[id]->getValue());
334 _myPool.setCurrentId(_execIds[id]);
335 _alg->takeDecisionProxy();
336 if (_alg->hasError()) {
337 _errorDetails = string("An error happened in the control algorithm of optimizer loop: ") +
340 setState(YACS::FAILED);
344 _myPool.destroyCurrentCase();
347 pushValueOutOfScopeForCase(id);
348 _execIds[id]=NOT_RUNNING_BRANCH_ID;
350 {// This case happens when the hand is returned to continue, whereas some other are working in parallel for nothing.
351 _convergenceReachedWithOtherCalc=true;
352 return YACS::NOEVENT;
356 _execIds[id]=NOT_RUNNING_BRANCH_ID;
358 unsigned char priority;
359 Any *val=_myPool.getNextSampleWithHighestPriority(newId, priority);
362 bool isFinished=true;
363 for(int i=0;i<_execIds.size() && isFinished;i++)
364 isFinished=(_execIds[i]==NOT_RUNNING_BRANCH_ID || _execIds[i]==NOT_INITIALIZED_BRANCH_ID);
367 std::cerr <<"OptimizerLoop::updateStateOnFinishedEventFrom: Alg has not inserted more cases whereas last element has been calculated !" << std::endl;
368 setState(YACS::ERROR);
373 return YACS::NOEVENT;
375 launchMaxOfSamples(false);
380 _unfinishedCounter--;
381 if (_unfinishedCounter == 0)
383 _finalizeNode->setState(YACS::DONE);
384 setState(YACS::DONE);
388 return YACS::NOEVENT;
394 return YACS::NOEVENT;
397 YACS::Event OptimizerLoop::finalize()
399 //update internal node (definition node) state
402 _node->setState(YACS::DONE);
403 ComposedNode* compNode = dynamic_cast<ComposedNode*>(_node);
406 std::list<Node *> aChldn = compNode->getAllRecursiveConstituents();
407 std::list<Node *>::iterator iter=aChldn.begin();
408 for(;iter!=aChldn.end();iter++)
409 (*iter)->setState(YACS::DONE);
413 _algoResultPort.put(_alg->getAlgoResultProxy());
414 if (_finalizeNode == NULL)
416 // No finalize node, we just finish OptimizerLoop at the end of exec nodes execution
417 setState(YACS::DONE);
422 // Run the finalize nodes, the OptimizerLoop will be done only when they all finish
423 _unfinishedCounter = 0; // This counter indicates how many branches are not finished
424 for (int i=0 ; i<_nbOfBranches.getIntValue() ; i++)
425 if (_execIds[i] == NOT_RUNNING_BRANCH_ID)
427 DEBTRACE("Launching finalize node for branch " << i)
428 _execFinalizeNodes[i]->exUpdateState();
429 _unfinishedCounter++;
432 // There should not be any running branch at this point
433 YASSERT(_execIds[i] == NOT_INITIALIZED_BRANCH_ID)
434 return YACS::NOEVENT;
438 //! Method used to notify the node that a child node has failed
440 * Notify the slave thread of the error, update the current state and
441 * return the change state
443 * \param node : the child node that has failed
444 * \return the state change
446 YACS::Event OptimizerLoop::updateStateOnFailedEventFrom(Node *node)
448 DEBTRACE("OptimizerLoop::updateStateOnFailedEventFrom " << node->getName());
449 _alg->setError(string("Error during the execution of YACS node ") + node->getName() +
450 ": " + node->getErrorReport());
452 _myPool.destroyAll();
453 DEBTRACE("OptimizerLoop::updateStateOnFailedEventFrom: returned from error notification.");
454 return DynParaLoop::updateStateOnFailedEventFrom(node);
457 void OptimizerLoop::checkNoCyclePassingThrough(Node *node) throw(YACS::Exception)
461 void OptimizerLoop::buildDelegateOf(InPort * & port, OutPort *initialStart, const std::list<ComposedNode *>& pointsOfView)
463 DynParaLoop::buildDelegateOf(port,initialStart,pointsOfView);
464 if(port==&_retPortForOutPool)
465 throw Exception("OptimizerLoop::buildDelegateOf : uncorrect OptimizerLoop link : out pool port must be linked within the scope of OptimizerLoop node it belongs to.");
468 void OptimizerLoop::buildDelegateOf(std::pair<OutPort *, OutPort *>& port, InPort *finalTarget, const std::list<ComposedNode *>& pointsOfView)
470 DynParaLoop::buildDelegateOf(port,finalTarget,pointsOfView);
471 string typeOfPortInstance=(port.first)->getNameOfTypeOfCurrentInstance();
472 if(typeOfPortInstance!=OutputPort::NAME)
473 throw Exception("OptimizerLoop::buildDelegateOf : not implemented for DS because not specified ");
476 void OptimizerLoop::checkControlDependancy(OutPort *start, InPort *end, bool cross,
477 std::map < ComposedNode *, std::list < OutPort * >, SortHierarc >& fw,
478 std::vector<OutPort *>& fwCross,
479 std::map< ComposedNode *, std::list < OutPort *>, SortHierarc >& bw,
480 LinkInfo& info) const
482 if(end==&_retPortForOutPool)
483 fw[(ComposedNode *)this].push_back(start);
485 DynParaLoop::checkControlDependancy(start,end,cross,fw,fwCross,bw,info);
488 void OptimizerLoop::checkCFLinks(const std::list<OutPort *>& starts, InputPort *end, unsigned char& alreadyFed, bool direction, LinkInfo& info) const
490 if(end==&_retPortForOutPool)
491 solveObviousOrDelegateCFLinks(starts,end,alreadyFed,direction,info);
493 DynParaLoop::checkCFLinks(starts,end,alreadyFed,direction,info);
496 void OptimizerLoop::cleanInterceptors()
498 // At this point all garanties taken let's clean all.
499 map<InputPort *,vector<InputPort *> >::iterator iter=_interceptors.begin();
500 for(;iter!=_interceptors.end();iter++)
501 for(vector<InputPort *>::iterator iter2=(*iter).second.begin();iter2!=(*iter).second.end();iter2++)
503 _interceptors.clear();
504 for(vector<AnyInputPort *>::iterator iter3=_interceptorsForOutPool.begin();iter3!=_interceptorsForOutPool.end();iter3++)
506 _interceptorsForOutPool.clear();
509 void OptimizerLoop::launchMaxOfSamples(bool first)
512 unsigned char priority;
515 for (val = _myPool.getNextSampleWithHighestPriority(id, priority);
516 !isFullyBusy(i) && val;
517 val = _myPool.getNextSampleWithHighestPriority(id, priority))
519 if(_execIds[i] == NOT_INITIALIZED_BRANCH_ID)
520 first=true; // node is not initialized (first pass)
522 first=false; // node is initialized (second pass)
524 _myPool.markIdAsInUse(id);
525 if(_initNode && !_initNodeUpdated[i])
527 putValueOnBranch(val,i,first);
528 _execInitNodes[i]->exUpdateState();
529 _initNodeUpdated[i]=true;
530 _initializingCounter++;
535 _execNodes[i]->init(first);
536 putValueOnBranch(val,i,first);
537 _execNodes[i]->exUpdateState();
543 bool OptimizerLoop::isFullyLazy() const
546 for(unsigned i=0;i<_execIds.size() && isLazy;i++)
547 isLazy=(_execIds[i]==NOT_RUNNING_BRANCH_ID || _execIds[i]==NOT_INITIALIZED_BRANCH_ID);
552 * Returns if a dynamic branch is available.
553 * \param branchId Out param. Only usable if returned value is equal to \b false.
555 bool OptimizerLoop::isFullyBusy(unsigned& branchId) const
557 bool isFinished=true;
559 for(i=0;i<_execIds.size() && isFinished;i++)
560 isFinished=(_execIds[i]!=NOT_RUNNING_BRANCH_ID && _execIds[i]!=NOT_INITIALIZED_BRANCH_ID);
567 * Perform initialization of interceptors. \b WARNING _execNodes have to be created before.
569 void OptimizerLoop::initInterceptors(unsigned nbOfBr)
571 //For all classical outputports leaving 'this'
572 set<OutPort *> portsToIntercept=getAllOutPortsLeavingCurrentScope();
573 portsToIntercept.erase(&_algoResultPort);
574 for(set<OutPort *>::iterator iter=portsToIntercept.begin();iter!=portsToIntercept.end();iter++)
576 OutputPort *portC=(OutputPort *)(*iter);//Warrantied by OptimizerLoop::buildDelegateOf
577 const set<InputPort *>& links=portC->getSetOfPhyLinks();
578 for(set<InputPort *>::const_iterator iter2=links.begin();iter2!=links.end();iter2++)
581 InputPort *reprCur=dynamic_cast<InputPort *>((*iter2)->getPublicRepresentant());
583 InputPort *reprCur=(*iter2)->getPublicRepresentant();
585 if(!isInMyDescendance(reprCur->getNode()))
586 {//here we've got an out of scope link : Let's intercept it
587 if(_interceptors.find(reprCur)==_interceptors.end())
589 _interceptors[reprCur].resize(nbOfBr);
590 for(unsigned i=0;i<nbOfBr;i++)
592 OutputPort *portExecC=(OutputPort *)_execNodes[i]->getOutputPort(_node->getOutPortName(portC));
593 InputPort *clone=reprCur->clone(0);
594 _interceptors[reprCur][i]=clone;
595 portExecC->edAddInputPort(clone);
600 for(unsigned i=0;i<nbOfBr;i++)
602 OutputPort *portExecC=(OutputPort *)_execNodes[i]->getOutputPort(_node->getOutPortName(portC));
603 portExecC->edAddInputPort(_interceptors[reprCur][i]);
610 _interceptorsForOutPool.resize(nbOfBr);
611 set< OutPort * > links=_retPortForOutPool.edSetOutPort();
612 for(unsigned i=0;i<nbOfBr;i++)
613 _interceptorsForOutPool[i]=(AnyInputPort *)_retPortForOutPool.clone(this);
614 for(set<OutPort *>::iterator iter2=links.begin();iter2!=links.end();iter2++)
615 for(unsigned j=0;j<nbOfBr;j++)
618 Node *whatType=isInMyDescendance((*iter2)->getNode());
621 portExec=_execNodes[j]->getOutPort(_node->getOutPortName(*iter2));
622 portExec->addInPort(_interceptorsForOutPool[j]);
624 else if(whatType==_initNode && whatType!=0)//This case should never happend. Useless !
626 portExec=_execInitNodes[j]->getOutPort(_node->getOutPortName(*iter2));
627 portExec->addInPort(_interceptorsForOutPool[j]);
633 * Typically called when _alg has decided that convergence has been reached. In this case the links leaving the current scope are activated and filled
634 * with value of the branch specified by 'branchId' that is the branch in which the convergence has been reached.
636 void OptimizerLoop::pushValueOutOfScopeForCase(unsigned branchId)
638 map<InputPort *, std::vector<InputPort *> >::iterator iter;
639 for(iter=_interceptors.begin();iter!=_interceptors.end();iter++)
640 (*iter).first->put((*iter).second[branchId]->get());
643 void OptimizerLoop::accept(Visitor *visitor)
645 visitor->visitOptimizerLoop(this);
648 //! Set the algorithm library name and factory name (symbol in library) to create the algorithm and change it if the node is not connected
650 * throw an exception if the node is connected
652 void OptimizerLoop::setAlgorithm(const std::string& alglib, const std::string& symbol,
653 bool checkLinks, Proc * procForTypes)
657 if (_splittedPort.edGetNumberOfOutLinks() != 0 ||
658 _retPortForOutPool.edGetNumberOfLinks() != 0 ||
659 _algoInitPort.edGetNumberOfLinks() != 0 ||
660 _algoResultPort.edGetNumberOfOutLinks() != 0)
661 throw Exception("The OptimizerLoop node must be disconnected before setting the algorithm");
676 _alg->setProc((procForTypes == NULL) ? getProc() : procForTypes);
678 // Delete the values in the input ports if they were initialized
679 _retPortForOutPool.put((Any *)NULL);
680 _algoInitPort.put((Any *)NULL);
682 // Change the type of the ports
683 _splittedPort.edSetType(checkTypeCode(_alg->getTCForInProxy(), NAME_OF_SPLITTED_SEQ_OUT));
684 _retPortForOutPool.edSetType(checkTypeCode(_alg->getTCForOutProxy(), NAME_OF_OUT_POOL_INPUT));
685 _algoInitPort.edSetType(checkTypeCode(_alg->getTCForAlgoInitProxy(), NAME_OF_ALGO_INIT_PORT));
686 _algoResultPort.edSetType(checkTypeCode(_alg->getTCForAlgoResultProxy(), NAME_OF_ALGO_RESULT_PORT));
692 TypeCode * OptimizerLoop::checkTypeCode(TypeCode * tc, const char * portName)
695 ostringstream errorMsg;
696 errorMsg << "The algorithm specified for OptimizerLoop node \"" << getName() <<
697 "\" provided an invalid type for port \"" << portName << "\"";
698 throw Exception(errorMsg.str());
703 //! Load the algorithm from the dynamic library
707 void OptimizerLoop::loadAlgorithm()
709 YASSERT(_alg == NULL)
711 if (_loader != NULL) {
715 _loader = new YACS::BASES::DynLibLoader(_alglib);
716 OptimizerAlgBaseFactory algFactory = NULL;
718 if (_alglib != "" && _symbol != "")
723 algFactory = (OptimizerAlgBaseFactory)_loader->getHandleOnSymbolWithName(_symbol);
725 catch (YACS::Exception& e)
727 _errorDetails = e.what();
733 if (algFactory != NULL)
734 _alg = algFactory(&_myPool);
737 //! Return the name of the algorithm library
741 std::string OptimizerLoop::getAlgLib() const
746 //! Check validity for the node.
748 * Throw an exception if the node is not valid
750 void OptimizerLoop::checkBasicConsistency() const throw(YACS::Exception)
752 DEBTRACE("OptimizerLoop::checkBasicConsistency");
754 throw Exception("No library specified for the OptimizerLoop control algorithm");
756 throw Exception("No symbol specified for the OptimizerLoop control algorithm");
758 throw YACS::Exception("Problem during library loading: "+_errorDetails);
760 DynParaLoop::checkBasicConsistency();
763 int OptimizerLoop::getNumberOfOutputPorts() const
765 return DynParaLoop::getNumberOfOutputPorts() + 1;
768 std::list<OutputPort *> OptimizerLoop::getSetOfOutputPort() const
770 list<OutputPort *> ret = DynParaLoop::getSetOfOutputPort();
771 ret.push_back((OutputPort *)&_algoResultPort);
775 std::list<OutputPort *> OptimizerLoop::getLocalOutputPorts() const
777 list<OutputPort *> ret = DynParaLoop::getLocalOutputPorts();
778 ret.push_front((OutputPort *)&_algoResultPort);
782 OutPort * OptimizerLoop::getOutPort(const std::string& name) const throw(YACS::Exception)
784 return (name == NAME_OF_ALGO_RESULT_PORT) ? (OutPort *)&_algoResultPort :
785 DynParaLoop::getOutPort(name);
789 OutputPort * OptimizerLoop::getOutputPort(const std::string& name) const throw(YACS::Exception)
791 return (name == NAME_OF_ALGO_RESULT_PORT) ? (OutputPort *)&_algoResultPort :
792 DynParaLoop::getOutputPort(name);