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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.
*/
/**
* implication operator class defintion file
*/
#include "RBAImpliesOperator.hpp"
#include "RBAExpressionVisitor.hpp"
#include "RBALogManager.hpp"
#include "RBAModelElementType.hpp"
#include "RBAConstraintInfo.hpp"
namespace rba
{
void
RBAImpliesOperator::accept(RBAExpressionVisitor& visitor)
{
visitor.visit(*this);
}
RBAModelElementType
RBAImpliesOperator::getModelElementType() const
{
return RBAModelElementType::ImpliesOperator;
}
bool
RBAImpliesOperator::executeCore(RBAConstraintInfo* info,
RBAArbitrator* arb) const
{
bool isPassed {false};
// Add itself to the constraint hierarchy for coverage
LOG_addHierarchy(LOG_getSymbol());
RBAConstraintInfo* const leftInfo {info->getChild(0U)};
// Add "left-hand side formula" to the constraint hierarchy for coverage
LOG_addHierarchy("#left");
const bool lhsRes {getLhsOperand()->execute(leftInfo, arb)};
// Remove "left-hand side formula" from the constraint hierarchy for coverage
LOG_removeHierarchy();
if (leftInfo->isExceptionBeforeArbitrate() == false) {
if (lhsRes == false) {
isPassed = true;
} else {
RBAConstraintInfo* const rightInfo {info->getChild(1U)};
// Add "right-hand side formula" to the constraint hierarchy for coverage
LOG_addHierarchy("#right");
const bool rhsRes {getRhsOperand()->execute(rightInfo, arb)};
// Remove "right-hand side formula"
// from the constraint hierarchy for coverage
LOG_removeHierarchy();
if (rightInfo->isExceptionBeforeArbitrate() == true) {
info->setExceptionBeforeArbitrate(true);
} else if (rhsRes == true) {
isPassed = true;
} else {
;
}
}
} else {
info->setExceptionBeforeArbitrate(true);
// Evaluate the right-hand side fromula
// to get the right side allocatable of arbitration target
RBAConstraintInfo* const rightInfo {info->getChild(1U)};
// Add "right-hand side formula" to the constraint hierarchy for coverage
LOG_addHierarchy("#right");
static_cast<void>(getRhsOperand()->execute(rightInfo, arb));
// Remove "right-hand side formula" to the constraint hierarchy for coverage
LOG_removeHierarchy();
}
#ifdef RBA_USE_LOG
if (info->isExceptionBeforeArbitrate()) {
LOG_arbitrateConstraintLogicLogLine(
" [" + LOG_getExpressionText() + "] before arbitrate skip");
LOG_coverageConstraintExpressionLog(LOG_getCoverageExpressionText(),
RBAExecuteResult::SKIP);
} else if (isPassed == true) {
LOG_arbitrateConstraintLogicLogLine(
" [" + LOG_getExpressionText() + "] true");
LOG_coverageConstraintExpressionLog(LOG_getCoverageExpressionText(),
RBAExecuteResult::TRUE);
} else {
LOG_arbitrateConstraintLogicLogLine(
" [" + LOG_getExpressionText() + "] false");
LOG_coverageConstraintExpressionLog(LOG_getCoverageExpressionText(),
RBAExecuteResult::FALSE);
}
#endif
// Remove itself from the constraint hierarchy for coverage
LOG_removeHierarchy();
return isPassed;
}
#ifdef RBA_USE_LOG
const std::string
RBAImpliesOperator::getSymbol() const
{
return "->";
}
void
RBAImpliesOperator::createHierarchy()
{
RBAExpression* exprLhs = getLhsOperand();
RBAExpression* exprRhs = getRhsOperand();
// Add itself to the constraint hierarchy for coverage
LOG_addHierarchy(getSymbol());
RBALogManager::coverageHierarchyOfConstraintExpressionLog(getCoverageExpressionText(), this);
// Add "left-hand side formula" to the constraint hierarchy for coverage
LOG_addHierarchy("#left");
exprLhs->createHierarchy();
// Remove "left-hand side formula" from
// the constraint hierarchy for coverage
LOG_removeHierarchy();
// Add "right-hand side formula" to the constraint hierarchy for coverage
LOG_addHierarchy("#right");
exprRhs->createHierarchy();
// Remove "right-hand side formula" from
// the constraint hierarchy for coverage
LOG_removeHierarchy();
// Remove itself from the constraint hierarchy for coverage
LOG_removeHierarchy();
}
#endif
}
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