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63 lines
2.9 KiB
63 lines
2.9 KiB
/*
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* BinaryBooleanFunctionExpression.cpp
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*
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* Created on: 10.06.2013
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* Author: Christian Dehnert
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*/
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#include <sstream>
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#include "BinaryBooleanFunctionExpression.h"
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namespace storm {
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namespace ir {
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namespace expressions {
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BinaryBooleanFunctionExpression::BinaryBooleanFunctionExpression(std::shared_ptr<BaseExpression> const& left, std::shared_ptr<BaseExpression> const& right, FunctionType functionType)
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: BinaryExpression(bool_, left, right), functionType(functionType) {
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// Nothing to do here.
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}
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BinaryBooleanFunctionExpression::BinaryBooleanFunctionExpression(BinaryBooleanFunctionExpression const& binaryBooleanFunctionExpression)
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: BinaryExpression(binaryBooleanFunctionExpression), functionType(binaryBooleanFunctionExpression.functionType) {
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// Nothing to do here.
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}
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std::shared_ptr<BaseExpression> BinaryBooleanFunctionExpression::clone(std::map<std::string, std::string> const& renaming, storm::parser::prism::VariableState const& variableState) const {
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return std::shared_ptr<BaseExpression>(new BinaryBooleanFunctionExpression(this->getLeft()->clone(renaming, variableState), this->getRight()->clone(renaming, variableState), this->functionType));
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}
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bool BinaryBooleanFunctionExpression::getValueAsBool(std::pair<std::vector<bool>, std::vector<int_fast64_t>> const* variableValues) const {
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bool resultLeft = this->getLeft()->getValueAsBool(variableValues);
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bool resultRight = this->getRight()->getValueAsBool(variableValues);
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switch(functionType) {
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case AND: return resultLeft & resultRight; break;
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case OR: return resultLeft | resultRight; break;
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default: throw storm::exceptions::ExpressionEvaluationException() << "Cannot evaluate expression: "
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<< "Unknown boolean binary operator: '" << functionType << "'.";
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}
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}
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BinaryBooleanFunctionExpression::FunctionType BinaryBooleanFunctionExpression::getFunctionType() const {
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return functionType;
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}
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void BinaryBooleanFunctionExpression::accept(ExpressionVisitor* visitor) {
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visitor->visit(this);
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}
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std::string BinaryBooleanFunctionExpression::toString() const {
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std::stringstream result;
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result << this->getLeft()->toString();
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switch (functionType) {
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case AND: result << " & "; break;
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case OR: result << " | "; break;
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}
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result << this->getRight()->toString();
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return result.str();
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}
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} // namespace expressions
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} // namespace ir
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} // namespace storm
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