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/**
* Copyright (c) 2019 DENSO CORPORATION.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* Expression class header file
*/
#ifndef RBAEXPRESSION_HPP
#define RBAEXPRESSION_HPP
#include <cstdint>
#include <string>
#include <vector>
#include "RBAModelElement.hpp"
namespace rba
{
class RBAExpressionVisitor;
class RBALetStatement;
class RBAArbitrator;
class RBARuleObject;
class RBAConstraintInfo;
#ifdef RBA_USE_LOG
enum class RBAExpressionType : std::uint8_t;
#endif
class DLL_EXPORT RBAExpression : public RBAModelElement
{
protected:
RBAExpression()=default;
RBAExpression(const RBAExpression&)=delete;
RBAExpression(const RBAExpression&&)=delete;
RBAExpression& operator=(const RBAExpression&)=delete;
RBAExpression& operator=(const RBAExpression&&)=delete;
public:
virtual ~RBAExpression()=default;
void addLetStatement(RBALetStatement* const letStatement);
virtual void accept(RBAExpressionVisitor& visitor);
bool execute(RBAConstraintInfo* const info, RBAArbitrator* const arb) const;
const RBARuleObject* getReferenceObject(RBAConstraintInfo* const info,
RBAArbitrator* const arb) const;
std::int32_t getValue(RBAConstraintInfo* const info, RBAArbitrator* const arb) const;
void doAction(RBAConstraintInfo* const info, RBAArbitrator* const arb);
const std::vector<RBALetStatement*>& getLetStatements() const;
// Log
#ifdef RBA_USE_LOG
virtual const std::string getExpressionText() const;
virtual const std::string getCoverageExpressionText() const;
virtual void createHierarchy();
virtual RBAExpressionType getUnderlyingType() const;
#endif
protected:
virtual bool executeCore(RBAConstraintInfo* info, RBAArbitrator* arb) const;
virtual const RBARuleObject* getReferenceObjectCore(RBAConstraintInfo* info,
RBAArbitrator* arb) const;
virtual std::int32_t getValueCore(RBAConstraintInfo* info,
RBAArbitrator* arb) const;
virtual void doActionCore(RBAConstraintInfo* info, RBAArbitrator* arb);
private:
#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4251)
#endif
std::vector<RBALetStatement*> letStatements_;
#ifdef _MSC_VER
#pragma warning(pop)
#endif
};
}
#endif
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