84 lines
2.5 KiB
C#
84 lines
2.5 KiB
C#
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using System;
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using System.Collections.Generic;
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using System.Text;
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/**
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* Copyright (c) 2018 Tencent Cloud. All rights reserved.
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* 11/6/2018 10:03:00 AM
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* bradyxiao
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*/
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namespace COSXML.Utils
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{
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public sealed class TimeUtils
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{
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// utc start time
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public static readonly DateTime UTC_START_TIME = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
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/**
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* 根据UTC时间戳的含义= UTC时间 - UTC起始时间
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*/
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public static long GetCurrentTime(TimeUnit timeUnit)
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{
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TimeSpan timeSpan = DateTime.UtcNow - UTC_START_TIME;
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long result = -1L;
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switch (timeUnit)
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{
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case TimeUnit.DAYS:
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result = (long)timeSpan.TotalDays;
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break;
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case TimeUnit.HOURS:
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result = (long)timeSpan.TotalHours;
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break;
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case TimeUnit.MINUTES:
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result = (long)timeSpan.TotalMinutes;
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break;
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case TimeUnit.SECONDS:
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result = (long)timeSpan.TotalSeconds;
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break;
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case TimeUnit.MILLISECONDS:
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result = (long)timeSpan.TotalMilliseconds;
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break;
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}
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return result;
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}
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/**
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* 先获取 对应的 UTC -> 转为 当前时区的时间
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*/
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public static string GetFormatTime(string format, long time, TimeUnit timeUnit)
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{
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DateTime end = DateTime.MinValue;
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DateTime start = UTC_START_TIME;
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switch (timeUnit)
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{
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case TimeUnit.DAYS:
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end = start.AddDays(time);
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break;
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case TimeUnit.HOURS:
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end = start.AddHours(time);
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break;
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case TimeUnit.MINUTES:
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end = start.AddMinutes(time);
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break;
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case TimeUnit.SECONDS:
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end = start.AddSeconds(time);
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break;
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case TimeUnit.MILLISECONDS:
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end = start.AddMilliseconds(time);
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break;
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}
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end = TimeZone.CurrentTimeZone.ToLocalTime(end);
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return end.ToString(format);
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}
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}
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public enum TimeUnit
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{
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MILLISECONDS = 0,
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SECONDS,
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MINUTES,
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HOURS,
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DAYS,
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}
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}
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