mirror of
https://github.com/openharmony/ability_ability_runtime.git
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wangzhen
9dc72aeb32
Signed-off-by: wangzhen <wangzhen416@huawei.com> Change-Id: Ia7f38d21b5fced4e5c0a7eab728e13924bb6a38b
82 lines
2.9 KiB
C++
82 lines
2.9 KiB
C++
/*
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* Copyright (c) 2023 Huawei Device Co., Ltd.
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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 specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OHOS_ABILITY_RUNTIME_TIME_UTIL_H
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#define OHOS_ABILITY_RUNTIME_TIME_UTIL_H
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#include <cinttypes>
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#include <sys/stat.h>
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#include <time.h>
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namespace OHOS::AbilityRuntime {
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namespace TimeUtil {
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// NANOSECONDS mean 10^9 nano second
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constexpr int64_t NANOSECONDS = 1000000000;
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// MICROSECONDS mean 10^6 milli second
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constexpr int64_t MICROSECONDS = 1000000;
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constexpr int64_t SEC_TO_MILLISEC = 1000;
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constexpr int64_t MAX_TIME_BUFF = 64; // 64 : for example 2021-05-27-01-01-01
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constexpr int32_t DECIMAL_BASE = 10;
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[[maybe_unused]] static int64_t SystemTimeMillisecond()
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{
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struct timespec t;
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t.tv_sec = 0;
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t.tv_nsec = 0;
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clock_gettime(CLOCK_MONOTONIC, &t);
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return (int64_t)((t.tv_sec) * NANOSECONDS + t.tv_nsec) / MICROSECONDS;
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}
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[[maybe_unused]] static std::string FormatTime(const std::string &format)
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{
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auto now = std::chrono::system_clock::now();
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auto millisecs = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch());
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auto timestamp = millisecs.count();
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std::time_t tt = static_cast<std::time_t>(timestamp / SEC_TO_MILLISEC);
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std::tm t = *std::localtime(&tt);
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char buffer[MAX_TIME_BUFF] = {0};
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std::strftime(buffer, sizeof(buffer), format.c_str(), &t);
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return std::string(buffer);
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}
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[[maybe_unused]] static std::string DefaultCurrentTimeStr()
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{
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auto now = std::chrono::system_clock::now();
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auto millis = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch());
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auto timestamp = millis.count();
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std::time_t tt = static_cast<std::time_t>(timestamp / SEC_TO_MILLISEC);
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std::tm t{};
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localtime_noenv_r(&tt, &t);
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char buffer[MAX_TIME_BUFF] = {0};
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std::strftime(buffer, sizeof(buffer), "%Y-%m-%d %H:%M:%S", &t);
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auto remainder = timestamp % SEC_TO_MILLISEC;
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std::string milliStr("000");
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for (int i = 2; i >= 0 && remainder > 0; i--) {
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milliStr[i] = '0' + remainder % DECIMAL_BASE;
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remainder /= DECIMAL_BASE;
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}
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return std::string(buffer) + "." + milliStr;
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}
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[[maybe_unused]] static int64_t CurrentTimeMillis()
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{
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auto now = std::chrono::steady_clock::now();
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auto milliSecs = std::chrono::duration_cast<std::chrono::milliseconds>(now.time_since_epoch());
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return milliSecs.count();
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}
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} // namespace TimeUtil
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} // namespace OHOS::AbilityRuntime
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#endif // OHOS_ABILITY_RUNTIME_TIME_UTIL_H
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