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/*
* Copyright 2021 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.
*/
#pragma once
#include <unordered_map>
#include "module.h"
#include "os/repeating_alarm.h"
namespace bluetooth {
namespace metrics {
class CounterMetrics : public bluetooth::Module {
public:
bool Count(int32_t key, int64_t value);
void Stop() override;
static const ModuleFactory Factory;
protected:
void ListDependencies(ModuleList* list) const override;
void Start() override;
std::string ToString() const override {
return std::string("BluetoothCounterMetrics");
}
void DrainBufferedCounters();
virtual void WriteCounter(int32_t key, int64_t count);
virtual bool IsInitialized() {
return initialized_;
}
private:
std::unordered_map<int32_t, int64_t> counters_;
mutable std::mutex mutex_;
std::unique_ptr<os::RepeatingAlarm> alarm_;
bool initialized_ {false};
};
} // namespace metrics
} // namespace bluetooth
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