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Merge branch 'future' of https://sselab.de/lab9/private/git/storm into future 

Former-commit-id: 8576d12f2c
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sjunges 9 years ago
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7e716f8811 1944b947d3
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979c90fac2
1 changed files with 12 additions and 6 deletions
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  1. 18
      src/parser/FormulaParser.cpp

18
src/parser/FormulaParser.cpp
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@ -7,6 +7,8 @@
// If the parser fails due to ill-formed data, this exception is thrown.
#include "src/exceptions/WrongFormatException.h"
#include "src/storage/expressions/ExpressionEvaluator.h"
namespace storm {
namespace parser {
@ -99,6 +101,9 @@ namespace storm {
// A parser used for recognizing the reward measure types.
rewardMeasureTypeStruct rewardMeasureType_;
// The manager used to parse expressions.
std::shared_ptr<storm::expressions::ExpressionManager const> manager;
// Parser and manager used for recognizing expressions.
storm::parser::ExpressionParser expressionParser;
@ -108,7 +113,7 @@ namespace storm {
qi::rule<Iterator, std::vector<std::shared_ptr<storm::logic::Formula const>>(), Skipper> start;
qi::rule<Iterator, storm::logic::OperatorInformation(), qi::locals<boost::optional<storm::OptimizationDirection>, boost::optional<storm::logic::ComparisonType>, boost::optional<double>>, Skipper> operatorInformation;
qi::rule<Iterator, storm::logic::OperatorInformation(), qi::locals<boost::optional<storm::OptimizationDirection>, boost::optional<storm::logic::ComparisonType>, boost::optional<storm::expressions::Expression>>, Skipper> operatorInformation;
qi::rule<Iterator, storm::logic::RewardMeasureType(), Skipper> rewardMeasureType;
qi::rule<Iterator, std::shared_ptr<storm::logic::Formula const>(), Skipper> probabilityOperator;
qi::rule<Iterator, std::shared_ptr<storm::logic::Formula const>(), Skipper> rewardOperator;
@ -159,7 +164,7 @@ namespace storm {
std::shared_ptr<storm::logic::Formula const> createNextFormula(std::shared_ptr<storm::logic::Formula const> const& subformula) const;
std::shared_ptr<storm::logic::Formula const> createUntilFormula(std::shared_ptr<storm::logic::Formula const> const& leftSubformula, boost::optional<boost::variant<std::pair<double, double>, uint_fast64_t>> const& timeBound, std::shared_ptr<storm::logic::Formula const> const& rightSubformula);
std::shared_ptr<storm::logic::Formula const> createConditionalFormula(std::shared_ptr<storm::logic::Formula const> const& leftSubformula, std::shared_ptr<storm::logic::Formula const> const& rightSubformula, storm::logic::FormulaContext context) const;
storm::logic::OperatorInformation createOperatorInformation(boost::optional<storm::OptimizationDirection> const& optimizationDirection, boost::optional<storm::logic::ComparisonType> const& comparisonType, boost::optional<double> const& threshold) const;
storm::logic::OperatorInformation createOperatorInformation(boost::optional<storm::OptimizationDirection> const& optimizationDirection, boost::optional<storm::logic::ComparisonType> const& comparisonType, boost::optional<storm::expressions::Expression> const& threshold) const;
std::shared_ptr<storm::logic::Formula const> createLongRunAverageOperatorFormula(storm::logic::OperatorInformation const& operatorInformation, std::shared_ptr<storm::logic::Formula const> const& subformula) const;
std::shared_ptr<storm::logic::Formula const> createRewardOperatorFormula(boost::optional<storm::logic::RewardMeasureType> const& rewardMeasureType, boost::optional<std::string> const& rewardModelName, storm::logic::OperatorInformation const& operatorInformation, std::shared_ptr<storm::logic::Formula const> const& subformula) const;
std::shared_ptr<storm::logic::Formula const> createTimeOperatorFormula(boost::optional<storm::logic::RewardMeasureType> const& rewardMeasureType, storm::logic::OperatorInformation const& operatorInformation, std::shared_ptr<storm::logic::Formula const> const& subformula) const;
@ -248,7 +253,7 @@ namespace storm {
grammar->addIdentifierExpression(identifier, expression);
}
FormulaParserGrammar::FormulaParserGrammar(std::shared_ptr<storm::expressions::ExpressionManager const> const& manager) : FormulaParserGrammar::base_type(start), expressionParser(*manager, keywords_, true, true) {
FormulaParserGrammar::FormulaParserGrammar(std::shared_ptr<storm::expressions::ExpressionManager const> const& manager) : FormulaParserGrammar::base_type(start), manager(manager), expressionParser(*manager, keywords_, true, true) {
// Register all variables so we can parse them in the expressions.
for (auto variableTypePair : *manager) {
identifiers_.add(variableTypePair.first.getName(), variableTypePair.first);
@ -316,7 +321,7 @@ namespace storm {
rewardMeasureType = qi::lit("[") >> rewardMeasureType_ >> qi::lit("]");
rewardMeasureType.name("reward measure type");
operatorInformation = (-optimalityOperator_[qi::_a = qi::_1] >> ((relationalOperator_[qi::_b = qi::_1] > qi::double_[qi::_c = qi::_1]) | (qi::lit("=") > qi::lit("?"))))[qi::_val = phoenix::bind(&FormulaParserGrammar::createOperatorInformation, phoenix::ref(*this), qi::_a, qi::_b, qi::_c)];
operatorInformation = (-optimalityOperator_[qi::_a = qi::_1] >> ((relationalOperator_[qi::_b = qi::_1] > expressionParser[qi::_c = qi::_1]) | (qi::lit("=") > qi::lit("?"))))[qi::_val = phoenix::bind(&FormulaParserGrammar::createOperatorInformation, phoenix::ref(*this), qi::_a, qi::_b, qi::_c)];
operatorInformation.name("operator information");
longRunAverageOperator = ((qi::lit("LRA") | qi::lit("S")) > operatorInformation > qi::lit("[") > stateFormula > qi::lit("]"))[qi::_val = phoenix::bind(&FormulaParserGrammar::createLongRunAverageOperatorFormula, phoenix::ref(*this), qi::_1, qi::_2)];
@ -476,9 +481,10 @@ namespace storm {
return std::shared_ptr<storm::logic::Formula const>(new storm::logic::ConditionalFormula(leftSubformula, rightSubformula, context));
}
storm::logic::OperatorInformation FormulaParserGrammar::createOperatorInformation(boost::optional<storm::OptimizationDirection> const& optimizationDirection, boost::optional<storm::logic::ComparisonType> const& comparisonType, boost::optional<double> const& threshold) const {
storm::logic::OperatorInformation FormulaParserGrammar::createOperatorInformation(boost::optional<storm::OptimizationDirection> const& optimizationDirection, boost::optional<storm::logic::ComparisonType> const& comparisonType, boost::optional<storm::expressions::Expression> const& threshold) const {
if (comparisonType && threshold) {
return storm::logic::OperatorInformation(optimizationDirection, storm::logic::Bound<RationalNumber>(comparisonType.get(), storm::utility::convertNumber<RationalNumber>(threshold.get())));
storm::expressions::ExpressionEvaluator<storm::RationalNumber> evaluator(*manager);
return storm::logic::OperatorInformation(optimizationDirection, storm::logic::Bound<RationalNumber>(comparisonType.get(), evaluator.asRational(threshold.get())));
} else {
return storm::logic::OperatorInformation(optimizationDirection, boost::none);
}

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