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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.
*/
/**
* Variable class defintion
*/
#include "RBAVariable.hpp"
#include "RBAModelElementType.hpp"
namespace rba
{
RBAVariable::RBAVariable(const std::string& name)
: RBARuleObject{name}
{
}
RBAModelElementType
RBAVariable::getModelElementType() const
{
return RBAModelElementType::Variable;
}
const RBARuleObject*
RBAVariable::getRuleObj() const
{
return ruleObj_;
}
void
RBAVariable::setRuleObj(const RBARuleObject* const ruleObj)
{
ruleObj_ = ruleObj;
}
void
RBAVariable::clearRuleObj()
{
ruleObj_ = nullptr;
}
RBAConstraintInfo*
RBAVariable::createConstraintInfo()
{
// When the "Let" expression is written in a lambda expression such as
// "For-All", the expansion result of the "Let" expression also changes
// each time the variable of "For-All" changes. Even if the Let expression
// is written in "For-All", there is only one valiable object.
// Therefore, "constraintInfo" cannot be cleared and reused, and it is
// necessary to do "make_shared" each time the "Let" expression is evaluated.
// The ownership of the "ConstraintInfo" of the "Let" expression is
// transferred to the "ConstraintInfo" of the "RBAObjectReference"
// when the RBAObjectReference that refers to the definition of the Let
// expression is evaluated.
constraintInfo_ = std::make_shared<RBAConstraintInfo>();
return constraintInfo_.get();
}
std::shared_ptr<RBAConstraintInfo>
RBAVariable::getConstraintInfo() const
{
return constraintInfo_;
}
}
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