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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.
*/
/**
* Rollbacker (rollback of arbitration results) class implementation
*/
#include "RBARollbacker.hpp"
#include "RBAModelImpl.hpp"
#include "RBABackUpAllocatable.hpp"
#include "RBAArbitratorImpl.hpp"
namespace rba
{
RBARollbacker::~RBARollbacker() noexcept
{
children_.clear();
}
void
RBARollbacker::addChild(const std::shared_ptr<RBARollbacker> child)
{
children_.push_back(child);
}
void
RBARollbacker::removeChild(const std::shared_ptr<RBARollbacker> child)
{
children_.remove(child);
}
void
RBARollbacker::backup(std::list<const RBAAllocatable*>& backuplist)
{
backupMap_.clear();
for(const RBAAllocatable* const original : backuplist) {
std::unique_ptr<RBAAllocatable> backupObj
{std::make_unique<RBABackUpAllocatable>("backup_"
+ original->getElementName())};
copyAllocatable(original, backupObj.get());
backupMap_[original] = std::move(backupObj);
}
}
void
RBARollbacker::rollback()
{
for (auto& Child : children_) {
// @Deviation (MEM05-CPP,Rule-7_5_4,A7-5-2)
// [Contents that deviate from the rules]
// rollback() is called recursively
// [Explanation that there is no problem if you deviate from the rules]
// RBARollbacker is created each time the re-arbitration nest becomes
// deeper, but since the infinite loop prevention process is implemented
// in re-arbitration, stack overflow does not occur.
Child->rollback();
}
for(auto itr = backupMap_.begin(); itr != backupMap_.end(); ++itr) {
const RBAAllocatable* const original {itr->first};
const RBAAllocatable* const backupVal {itr->second.get()};
copyAllocatable(backupVal, const_cast<RBAAllocatable*>(original));
}
}
void
RBARollbacker::copyAllocatable(const RBAAllocatable* const from,
RBAAllocatable* const to)
{
to->setHiddenChecked(from->isHiddenChecked());
to->setHidden(from->isHidden());
to->setChecked(from->isChecked());
to->setState(from->getState());
to->clearAllocatablesAffectedByYou();
for(const RBAAllocatable* const allocatable : from->getAllocatablesAffectedByYou()) {
to->addAllocatableWhichHasBeenAffectedByYou(allocatable);
}
to->setAttenuateChecked(from->isAttenuateChecked());
to->setAttenuated(from->isAttenuated());
}
}
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