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/*
* Copyright (C) 2019 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 _STATSTYPE_H_
#define _STATSTYPE_H_
#include <perfstats_buffer.h>
namespace android {
namespace pixel {
namespace perfstatsd {
class StatsType : public RefBase {
public:
virtual void refresh() = 0;
virtual void setOptions(const std::string &, const std::string &) = 0;
void dump(std::priority_queue<StatsData, std::vector<StatsData>, StatsdataCompare> *queue) {
std::unique_lock<std::mutex> mlock(mMutex);
std::queue<StatsData> buffer = mBuffer.dump();
while (!buffer.empty()) {
queue->push(buffer.front());
buffer.pop();
}
}
size_t bufferSize() { return mBuffer.size(); }
void setBufferSize(size_t size) { mBuffer.setSize(size); }
size_t bufferCount() { return mBuffer.count(); }
protected:
void append(StatsData &&data) {
std::unique_lock<std::mutex> mlock(mMutex);
mBuffer.emplace(std::forward<StatsData>(data));
}
void append(std::chrono::system_clock::time_point &time, std::string &content) {
StatsData data;
data.setTime(time);
data.setData(content);
append(std::move(data));
}
void append(std::string &content) {
std::chrono::system_clock::time_point now = std::chrono::system_clock::now();
append(now, content);
}
private:
PerfstatsBuffer mBuffer;
std::mutex mMutex;
};
} // namespace perfstatsd
} // namespace pixel
} // namespace android
#endif /* _STATSTYPE_H_ */
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