85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specic language governing permissions and
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* limitations under the License.
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*/
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#define LOG_TAG "libperfmgr"
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#include "perfmgr/RequestGroup.h"
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#include <android-base/file.h>
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#include <android-base/logging.h>
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#include <sstream>
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namespace android {
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namespace perfmgr {
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bool RequestGroup::AddRequest(const std::string& hint_type, ReqTime end_time) {
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if (request_map_.find(hint_type) == request_map_.end()) {
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request_map_.emplace(hint_type, end_time);
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return true;
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} else {
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if (request_map_[hint_type] < end_time) {
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request_map_[hint_type] = end_time;
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}
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return false;
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}
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}
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bool RequestGroup::RemoveRequest(const std::string& hint_type) {
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return request_map_.erase(hint_type);
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}
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const std::string& RequestGroup::GetRequestValue() const {
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return request_value_;
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}
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bool RequestGroup::GetExpireTime(std::chrono::milliseconds* expire_time) {
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ReqTime now = std::chrono::steady_clock::now();
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*expire_time = std::chrono::milliseconds::max();
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bool active = false;
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for (auto it = request_map_.begin(); it != request_map_.end();) {
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auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(
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it->second - now);
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if (duration <= std::chrono::milliseconds::zero()) {
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it = request_map_.erase(it);
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} else {
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*expire_time = std::min(duration, *expire_time);
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active = true;
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++it;
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}
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}
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return active;
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}
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void RequestGroup::DumpToFd(int fd, const std::string& prefix) const {
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std::ostringstream dump_buf;
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ReqTime now = std::chrono::steady_clock::now();
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for (auto it = request_map_.begin(); it != request_map_.end(); it++) {
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auto remaining_duration =
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std::chrono::duration_cast<std::chrono::milliseconds>(it->second -
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now);
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dump_buf << prefix << it->first << "\t" << remaining_duration.count()
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<< "\t" << request_value_ << "\n";
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}
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if (!android::base::WriteStringToFd(dump_buf.str(), fd)) {
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LOG(ERROR) << "Failed to dump fd: " << fd;
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}
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}
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} // namespace perfmgr
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} // namespace android
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