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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 specic language governing permissions and
* limitations under the License.
*/
#define LOG_TAG "libperfmgr"
#include "perfmgr/RequestGroup.h"
#include <android-base/file.h>
#include <android-base/logging.h>
#include <sstream>
namespace android {
namespace perfmgr {
bool RequestGroup::AddRequest(const std::string& hint_type, ReqTime end_time) {
if (request_map_.find(hint_type) == request_map_.end()) {
request_map_.emplace(hint_type, end_time);
return true;
} else {
if (request_map_[hint_type] < end_time) {
request_map_[hint_type] = end_time;
}
return false;
}
}
bool RequestGroup::RemoveRequest(const std::string& hint_type) {
return request_map_.erase(hint_type);
}
const std::string& RequestGroup::GetRequestValue() const {
return request_value_;
}
bool RequestGroup::GetExpireTime(std::chrono::milliseconds* expire_time) {
ReqTime now = std::chrono::steady_clock::now();
*expire_time = std::chrono::milliseconds::max();
bool active = false;
for (auto it = request_map_.begin(); it != request_map_.end();) {
auto duration = std::chrono::duration_cast<std::chrono::milliseconds>(
it->second - now);
if (duration <= std::chrono::milliseconds::zero()) {
it = request_map_.erase(it);
} else {
*expire_time = std::min(duration, *expire_time);
active = true;
++it;
}
}
return active;
}
void RequestGroup::DumpToFd(int fd, const std::string& prefix) const {
std::ostringstream dump_buf;
ReqTime now = std::chrono::steady_clock::now();
for (auto it = request_map_.begin(); it != request_map_.end(); it++) {
auto remaining_duration =
std::chrono::duration_cast<std::chrono::milliseconds>(it->second -
now);
dump_buf << prefix << it->first << "\t" << remaining_duration.count()
<< "\t" << request_value_ << "\n";
}
if (!android::base::WriteStringToFd(dump_buf.str(), fd)) {
LOG(ERROR) << "Failed to dump fd: " << fd;
}
}
} // namespace perfmgr
} // namespace android