C++ ConstIterator::getAttribute方法代码示例

/*!
 * \brief Read object from XML using system.
 * \param inIter XML iterator of input document.
 * \param ioSystem A reference to the system.
 * \throw SCHNAPS::Core::IOException if a wrong tag is encountered.
 * \throw SCHNAPS::Core::IOException if inProbabilities attribute is missing.
 * \throw SCHNAPS::Core::RunTimeException if the primitive is undefined for the specific probabilities source.
 */
void BranchMulti::readWithSystem(PACC::XML::ConstIterator inIter, Core::System& ioSystem) {
	schnaps_StackTraceBeginM();
	if (inIter->getType() != PACC::XML::eData) {
		throw schnaps_IOExceptionNodeM(*inIter, "tag expected!");
	}
	if (inIter->getValue() != getName()) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected, but ";
		lOSS << "got tag <" << inIter->getValue() << "> instead!";
		throw schnaps_IOExceptionNodeM(*inIter, lOSS.str());
	}

	// retrieve probabilities of executing each branch
	if (inIter->getAttribute("inProbabilities").empty()) {
		throw schnaps_IOExceptionNodeM(*inIter, "probabilities of executing each branch expected!");
	}
	mProbabilities_Ref.assign(inIter->getAttribute("inProbabilities"));
	
	switch (mProbabilities_Ref[0]) {
		case '@':
			// individual variable value
		case '#':
			// environment variable value
		case '%':
			// local variable value
			throw schnaps_RunTimeExceptionM("The primitive is undefined for the specific probabilities source!");
			break;
		case '$':
			// parameter value
			mProbabilities = Core::castHandleT<Core::Vector>(ioSystem.getParameters().getParameterHandle(mProbabilities_Ref.substr(1)));
			break;
		default: {
			// direct value
			std::stringstream lISS(mProbabilities_Ref);
			PACC::Tokenizer lTokenizer(lISS);
			lTokenizer.setDelimiters("|", "");
			
			std::string lProbability;
			double lSum = 0;

			mProbabilities = new Core::Vector();
			while (lTokenizer.getNextToken(lProbability)) {
				mProbabilities->push_back(new Core::Double(SCHNAPS::str2dbl(lProbability)));
				lSum += SCHNAPS::str2dbl(lProbability);
			}
			
#ifndef SCHNAPS_NDEBUG
			if (lSum != 1) {
				std::cout << "Warning: multi branches probabilities must sum to 1 (current sum: " <<  lSum << "!";
				std::cout << "\tIn: void SCHNAPS::Plugins::Control::BranchMulti::readWithSystem(PACC::XML::ConstIterator, SCHNAPS::Core::System&)\n";
			}
#endif
			break; }
	}
	setNumberArguments(mProbabilities->size());
	schnaps_StackTraceEndM("void SCHNAPS::Plugins::Control::BranchMulti::readWithSystem(PACC::XML::ConstIterator, SCHNAPS::Core::System&)");
}

/*!
 *  \brief Read a linear GP mutation operator from XML tree.
 *  \param inNode XML node to use to read mutation operator.
 *  \param ioSystem Evolutionary system.
 */
void LinGP::MutationOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	if((inIter->getType() != PACC::XML::eData) || (inIter->getValue() != getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string lMutationPbReadName = inIter->getAttribute("mutationpb");
	if(lMutationPbReadName.empty() == false) mMutationPbName = lMutationPbReadName;
	std::string lInstructMutatePbReadName = inIter->getAttribute("mutinstructpb");
	if(lInstructMutatePbReadName.empty() == false) mInstructMutatePbName = lInstructMutatePbReadName;
}

/*!
 *  \brief Read a mutation operator from XML subtree.
 *  \param inIter XML iterator to use to read crossover operator.
 *  \param ioSystem Evolutionary system.
 */
void GP::MutationSwapSubtreeOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string mMutationPbReadName = inIter->getAttribute("mutationpb");
	if(mMutationPbReadName.empty() == false) mMutationPbName = mMutationPbReadName;
	std::string mDistribPbReadName = inIter->getAttribute("distrpb");
	if(mDistribPbReadName.empty() == false) mDistribPbName = mDistribPbReadName;
	Beagle_StackTraceEndM();
}

/*!
 *  \brief Read a bit flip mutation operator from XML subtree.
 *  \param inIter XML iterator to use to read mutation operator.
 *  \param ioSystem Evolutionary system.
 */
void BitStr::MutationFlipBitOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string lMutationPbReadName = inIter->getAttribute("mutationpb");
	if(lMutationPbReadName.empty() == false) mMutationPbName = lMutationPbReadName;
	std::string lBitMutatePbReadName = inIter->getAttribute("mutbitpb");
	if(lBitMutatePbReadName.empty() == false) mBitMutatePbName = lBitMutatePbReadName;
	Beagle_StackTraceEndM();
}

/*!
 *  \brief Read a recombination operator from XML tree.
 *  \param inIter XML iterator to use to read recombination operator.
 *  \param ioSystem Evolutionary system.
 */
void RecombinationOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string lRecombProbaReadName = inIter->getAttribute("recombpb");
	if(lRecombProbaReadName.empty()==false) mRecombProbaName = lRecombProbaReadName;
	std::string lNumberRecombReadName = inIter->getAttribute("nbrindrecomb");
	if(lNumberRecombReadName.empty()==false) mNumberRecombName = lNumberRecombReadName;
	Beagle_StackTraceEndM();
}

void Beagle::GP::MutationEphemeralOpT<T>::readWithSystem(PACC::XML::ConstIterator inIter,
        Beagle::System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string lMutationPbReadName = inIter->getAttribute("mutationpb");
	if(lMutationPbReadName.empty() == false) mMutationPbName = lMutationPbReadName;
	std::string lEphemeralNameParamName = inIter->getAttribute("primitname");
	if(lEphemeralNameParamName.empty() == false) mEphemeralNameParamName = lEphemeralNameParamName;
	Beagle_StackTraceEndM("void GP::MutationEphemeralOpT<T>::readWithSystem(PACC::XML::ConstIterator, System&)");
}

/*!
 *  \brief Read an ES vector from a XML subtree.
 *  \param inIter XML iterator from which the ES vector is read.
 *  \param ioContext Evolutionary context.
 *  \throw IOException If a reading error occured (generally bad file format)!
 */
void GA::ESVector::readWithContext(PACC::XML::ConstIterator inIter, Context& ioContext)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType() != PACC::XML::eData) || (inIter->getValue() != "Genotype")) {
		throw Beagle_IOExceptionNodeM(*inIter, "tag <Genotype> expected!");
	}
	std::string lGenotypeType = inIter->getAttribute("type");
	if((lGenotypeType.empty() == false) && (lGenotypeType != getType())) {
		std::ostringstream lOSS;
		lOSS << "type given '" << lGenotypeType << "' mismatch type of the genotype '";
		lOSS << getType() << "'!";
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}

	PACC::XML::ConstIterator lChild = inIter->getFirstChild();
	if((!lChild) || (lChild->getType()!=PACC::XML::eString)) {
		throw Beagle_IOExceptionNodeM(*lChild, "expected content for the ES vector!");
	}

	clear();
	std::istringstream lISS(lChild->getValue());
	do {
		char lC1='\0', lC2='\0', lC3='\0';
		double lValue=DBL_MAX, lStrategy=DBL_MAX;
		lISS >> lC1 >> lValue >> lC2 >> lStrategy >> lC3;
		if((lC1!='(') || (lC2!=',') || (lC3!=')'))
			throw Beagle_IOExceptionNodeM(*lChild, "bad format of ES vector!");
		if((lValue==DBL_MAX) || (lStrategy==DBL_MAX))
			throw Beagle_IOExceptionNodeM(*lChild, "bad format of ES vector!");
		push_back(ESPair(lValue, lStrategy));
	} while(lISS.get()==int('/'));
	Beagle_StackTraceEndM("void GA::ESVector::readWithContext(PACC::XML::ConstIterator,Context&)");
}

/*!
 * \brief Read object from XML using system.
 * \param inIter XML iterator of input document.
 * \param ioSystem A reference to the system.
 * \throw SCHNAPS::Core::IOException if a wrong tag is encountered.
 */
void PrimitiveTree::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem) {
	schnaps_StackTraceBeginM();
	if (inIter) {
		if (inIter->getType() != PACC::XML::eData) {
			throw schnaps_IOExceptionNodeM(*inIter, "tag expected!");
		}
		if (inIter->getValue() != getName()) {
			std::ostringstream lOSS;
			lOSS << "tag <" << getName() << "> expected, but ";
			lOSS << "got tag <" << inIter->getValue() << "> instead!";
			throw schnaps_IOExceptionNodeM(*inIter, lOSS.str());
		}

		// Get size attribute and reserve size accordingly
		std::string lSizeText = inIter->getAttribute("size");
		if (lSizeText.empty() == false) {
			reserve(str2uint(lSizeText));
		}

		PACC::XML::ConstIterator lChild = inIter->getFirstChild();
		if ((!lChild) || (lChild->getType() != PACC::XML::eData)) {
			throw schnaps_IOExceptionNodeM(*lChild, "expected a XML tag for the primitive tree!");
		}
		clear();
		readSubTree(lChild, ioSystem);
	}
	schnaps_StackTraceEndM("void SCHNAPS::Core::PrimitiveTree::readWithSystem(PACC::XML::ConstIterator, SCHNAPS::Core::System&)");
}

/*!
 *  \brief Read a float vector from a XML subtree.
 *  \param inIter XML iterator from which the float vector is read.
 *  \param ioContext Evolutionary context.
 *  \throw Beagle::IOException If a reading error occured (generally bad file format)!
 */
void GA::IntegerVector::readWithContext(PACC::XML::ConstIterator inIter, Context& ioContext)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType() != PACC::XML::eData) || (inIter->getValue() != "Genotype")) {
		throw Beagle_IOExceptionNodeM(*inIter, "tag <Genotype> expected!");
	}
	std::string lGenotypeType = inIter->getAttribute("type");
	if((lGenotypeType.empty() == false) && (lGenotypeType != getType())) {
		std::ostringstream lOSS;
		lOSS << "type given '" << lGenotypeType << "' mismatch type of the genotype '";
		lOSS << getType() << "'!";
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}

	PACC::XML::ConstIterator lChild = inIter->getFirstChild();
	if((!lChild) || (lChild->getType()!=PACC::XML::eString))
		throw Beagle_IOExceptionNodeM(*lChild, "expected content for the float vector!");

	clear();
	std::istringstream lISS(lChild->getValue());
	while(lISS.good()) {
		int lValue=INT_MAX;
		lISS >> lValue;
		push_back(lValue);
		if(lISS.good()==false) break;
		int lDelim=lISS.get();
		if((lISS.good()==false) || (lDelim==-1)) break;
	}
	Beagle_StackTraceEndM("void GA::IntegerVector::readWithContext(PACC::XML::ConstIterator,Context&)");
}

/*!
 *  \brief Read a Gaussian mutation operator from a XML subtree.
 *  \param inIter XML iterator to use to read mutation operator.
 *  \param ioSystem Evolutionary system.
 */
void FltVec::MutationGaussianOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	string lMutationPbReadName = inIter->getAttribute("mutationpb");
	if(lMutationPbReadName.empty() == false) mMutationPbName = lMutationPbReadName;
	string lMutateFloatPbReadName = inIter->getAttribute("mutfloatpb");
	if(lMutateFloatPbReadName.empty() == false) mMutateFloatPbName = lMutateFloatPbReadName;
	string lMutateGaussMuReadName = inIter->getAttribute("mutgaussmu");
	if(lMutateGaussMuReadName.empty() == false) mMutateGaussMuName = lMutateGaussMuReadName;
	string lMutateGaussSigmaReadName = inIter->getAttribute("mutgausssigma");
	if(lMutateGaussSigmaReadName.empty() == false) mMutateGaussSigmaName = lMutateGaussSigmaReadName;
	Beagle_StackTraceEndM();
}

/*!
 *  \brief Read an argument primitive from XML subtree.
 *  \param inIter XML iterator to read primitive from.
 *  \param ioContext Evolutionary context.
 */
void GP::Argument::readWithContext(PACC::XML::ConstIterator inIter, GP::Context& ioContext)
{
	Beagle_StackTraceBeginM();
	GP::Primitive::readWithContext(inIter, ioContext);
	std::string lIndexValue = inIter->getAttribute("id");
	if(lIndexValue.empty()==false) {
		mIndex = str2uint(lIndexValue);
		Beagle_AssertM(mIndex < ioContext.getGenotype().getNumberArguments());
	}
	Beagle_StackTraceEndM();
}

/*!
 *  \brief Read a initialization operator from a XML subtree.
 *  \param inIter XML iterator to use to read initialization operator.
 *  \param ioSystem Evolutionary system.
 */
void InitializationOp::readWithSystem(PACC::XML::ConstIterator inIter, System& ioSystem)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!=getName())) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected!" << std::flush;
		throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
	}
	std::string mReproProbaReadName = inIter->getAttribute("repropb");
	if(mReproProbaReadName.empty() == false) mReproProbaName = mReproProbaReadName;
	Beagle_StackTraceEndM();
}

/*!
 * \brief Read object from XML using system.
 * \param inIter XML iterator of input document.
 * \param ioSystem A reference to the system.
 * \throw SCHNAPS::Core::IOException if a wrong tag is encountered.
 * \throw SCHNAPS::Core::IOException if inProbability attribute is missing.
 */
void Branch::readWithSystem(PACC::XML::ConstIterator inIter, Core::System& ioSystem) {
	schnaps_StackTraceBeginM();
	if (inIter->getType() != PACC::XML::eData) {
		throw schnaps_IOExceptionNodeM(*inIter, "tag expected!");
	}
	if (inIter->getValue() != getName()) {
		std::ostringstream lOSS;
		lOSS << "tag <" << getName() << "> expected, but ";
		lOSS << "got tag <" << inIter->getValue() << "> instead!";
		throw schnaps_IOExceptionNodeM(*inIter, lOSS.str());
	}

	// retrieve probability of executing the first branch
	if (inIter->getAttribute("inProbability").empty()) {
		throw schnaps_IOExceptionNodeM(*inIter, "probability of executing first branch expected!");
	}
	mProbability_Ref = inIter->getAttribute("inProbability");
	
	switch (mProbability_Ref[0]) {
		case '@':
			// individual variable value
		case '#':
			// environment variable value
		case '%':
			// local variable value
			mProbability = NULL;
			break;
		case '$':
			// parameter value
			mProbability = Core::castHandleT<Core::Double>(ioSystem.getParameters().getParameterHandle(mProbability_Ref.substr(1)));
			break;
		default:
			// direct value
			mProbability = new Core::Double();
			mProbability->readStr(mProbability_Ref);
			break;
	}
	schnaps_StackTraceEndM("void SCHNAPS::Plugins::Control::Branch::readWithSystem(PACC::XML::ConstIterator, SCHNAPS::Core::System&)");
}

/*!
 *  \brief Read a multiobjective fitness from a XML subtree.
 *  \param inIter XML iterator to use to read the fitness value.
 */
void FitnessMultiObj::read(PACC::XML::ConstIterator inIter)
{
	Beagle_StackTraceBeginM();
	if((inIter->getType()!=PACC::XML::eData) || (inIter->getValue()!="Fitness"))
		throw Beagle_IOExceptionNodeM(*inIter, "tag <Fitness> expected!");

	const std::string& lValid = inIter->getAttribute("valid");
	if(lValid.empty() || (lValid == "yes")) {
	
		// Check type of fitness read
		const std::string& lType = inIter->getAttribute("type");
		if((lType.empty() == false) && (lType != getType())) {
			std::ostringstream lOSS;
			lOSS << "type given '" << lType << "' mismatch type of the fitness '";
			lOSS << getType() << "'!";
			throw Beagle_IOExceptionNodeM(*inIter, lOSS.str());
		}

		// Read objective values
		clear();
		for(PACC::XML::ConstIterator lChild=inIter->getFirstChild(); lChild; ++lChild) {
			if((lChild->getType() != PACC::XML::eData) || (lChild->getValue() != "Obj")) continue;
			PACC::XML::ConstIterator lChild2 = lChild->getFirstChild();
			if(!lChild2) throw Beagle_IOExceptionNodeM(*lChild, "needed a double value in the <Obj> tag!");
			if(lChild2->getType() != PACC::XML::eString)
				throw Beagle_IOExceptionNodeM(*lChild2, "needed a double value in the <Obj> tag!");
			push_back(str2dbl(lChild2->getValue()));
		}
		setValid();
		
	} else if(lValid == "no") {
		clear();
		setInvalid();
	}
	else {
		throw Beagle_IOExceptionNodeM(*inIter, "bad fitness validity value!");
	}
	Beagle_StackTraceEndM();
}

/*!
 *  \brief Read invoker primitive from XML subtree.
 *  \param inIter XML iterator to read the primitive from.
 *  \param ioContext Evolutionary context.
 */
void GP::Invoker::readWithContext(PACC::XML::ConstIterator inIter, GP::Context& ioContext)
{
	Beagle_StackTraceBeginM();
	GP::Primitive::readWithContext(inIter, ioContext);
	std::string lIndexValue = inIter->getAttribute("id");
	if(lIndexValue.empty()==false) mIndex = str2uint(lIndexValue);
	unsigned int lArgsCount = 0;
	for(PACC::XML::ConstIterator lChild=inIter->getFirstChild(); lChild; ++lChild) {
		if(lChild->getType()==PACC::XML::eData) ++lArgsCount;
	}
	setNumberArguments(lArgsCount);
	Beagle_StackTraceEndM("void GP::Invoker::readWithContext(PACC::XML::ConstIterator inIter, GP::Context& ioContext)");
}