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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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.
*/
#ifndef CONDITION_WIZARD_H
#define CONDITION_WIZARD_H
#include "ConditionTracker.h"
#include "condition_util.h"
#include "stats_util.h"
namespace android {
namespace os {
namespace statsd {
// Held by MetricProducer, to query a condition state with input defined in MetricConditionLink.
class ConditionWizard : public virtual android::RefBase {
public:
ConditionWizard(){}; // for testing
explicit ConditionWizard(std::vector<sp<ConditionTracker>>& conditionTrackers)
: mAllConditions(conditionTrackers){};
virtual ~ConditionWizard(){};
// Query condition state, for a ConditionTracker at [conditionIndex], with [conditionParameters]
// [conditionParameters] mapping from condition name to the HashableDimensionKey to query the
// condition.
// The ConditionTracker at [conditionIndex] can be a CombinationConditionTracker. In this case,
// the conditionParameters contains the parameters for it's children SimpleConditionTrackers.
virtual ConditionState query(const int conditionIndex, const ConditionKey& conditionParameters,
const vector<Matcher>& dimensionFields,
const bool isSubOutputDimensionFields,
const bool isPartialLink,
std::unordered_set<HashableDimensionKey>* dimensionKeySet);
virtual ConditionState getMetConditionDimension(
const int index, const vector<Matcher>& dimensionFields,
const bool isSubOutputDimensionFields,
std::unordered_set<HashableDimensionKey>* dimensionsKeySet) const;
virtual const std::set<HashableDimensionKey>* getChangedToTrueDimensions(const int index) const;
virtual const std::set<HashableDimensionKey>* getChangedToFalseDimensions(
const int index) const;
bool equalOutputDimensions(const int index, const vector<Matcher>& dimensions);
bool IsChangedDimensionTrackable(const int index);
bool IsSimpleCondition(const int index);
ConditionState getUnSlicedPartConditionState(const int index) {
return mAllConditions[index]->getUnSlicedPartConditionState();
}
void getTrueSlicedDimensions(const int index,
std::set<HashableDimensionKey>* trueDimensions) const {
return mAllConditions[index]->getTrueSlicedDimensions(mAllConditions, trueDimensions);
}
private:
std::vector<sp<ConditionTracker>> mAllConditions;
};
} // namespace statsd
} // namespace os
} // namespace android
#endif // CONDITION_WIZARD_H
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