/// <summary>
/// time_t is an int representing the number of seconds since Midnight UTC 1 Jan 1970 on the Gregorian Calendar.
/// </summary>
/// <param name="time_t"></param>
/// <returns></returns>
public static DateTime ToDateTime(int time_t)
{
DateTime convertedValue = origin + new TimeSpan(time_t * TimeSpan.TicksPerSecond);
if (System.TimeZone.CurrentTimeZone.IsDaylightSavingTime(convertedValue) == true)
{
System.Globalization.DaylightTime daylightTime = System.TimeZone.CurrentTimeZone.GetDaylightChanges(convertedValue.Year);
convertedValue = convertedValue + daylightTime.Delta;
}
return(convertedValue);
}
public static long ConvertToTimestamp(DateTime value)
{
TimeZoneInfo NYTimeZone = TimeZoneInfo.FindSystemTimeZoneById("SE Asia Standard Time"); // (GMT+07:00) Bangkok, Hanoi, Jakarta
DateTime NyTime = TimeZoneInfo.ConvertTime(value, NYTimeZone);
TimeZone localZone = TimeZone.CurrentTimeZone;
System.Globalization.DaylightTime dst = localZone.GetDaylightChanges(NyTime.Year);
NyTime = NyTime.AddHours(-1);
DateTime epoch = new DateTime(1970, 1, 1, 0, 0, 0, 0).ToLocalTime();
TimeSpan span = (NyTime - epoch);
return((long)Convert.ToDouble(span.TotalSeconds));
}
/// <summary>
/// time_t is an int representing the number of seconds since Midnight UTC 1 Jan 1970 on the Gregorian Calendar.
/// </summary>
/// <param name="time"></param>
/// <returns></returns>
public static int To_time_t(DateTime time)
{
DateTime convertedValue = time;
if (System.TimeZone.CurrentTimeZone.IsDaylightSavingTime(convertedValue) == true)
{
System.Globalization.DaylightTime daylightTime = System.TimeZone.CurrentTimeZone.GetDaylightChanges(convertedValue.Year);
convertedValue = convertedValue - daylightTime.Delta;
}
long diff = convertedValue.Ticks - origin.Ticks;
return((int)(diff / TimeSpan.TicksPerSecond));
}
private int ConvertToTimestamp(DateTime value)
{
TimeZoneInfo NYTimeZone = TimeZoneInfo.FindSystemTimeZoneById("Central European Standard Time");
DateTime NyTime = TimeZoneInfo.ConvertTime(value, NYTimeZone);
TimeZone localZone = TimeZone.CurrentTimeZone;
System.Globalization.DaylightTime dst = localZone.GetDaylightChanges(NyTime.Year);
NyTime = NyTime.AddHours(-1);
DateTime epoch = new DateTime(1970, 1, 1, 0, 0, 0, 0).ToLocalTime();
TimeSpan span = (NyTime - epoch);
return((int)Convert.ToDouble(span.TotalSeconds));
}
private void WorkOutTime()
{
Invoke(new Action(() =>
{
// Get DaylightTime object
System.Globalization.DaylightTime dl = curTimeZone.GetDaylightChanges(DateTime.Now.Year);
// What is GMT (also called Coordinated Universal Time (UTC)
DateTime curUTC = curTimeZone.ToUniversalTime(DateTime.Now);
// What is GMT/UTC offset ?
TimeSpan currentOffset = curTimeZone.GetUtcOffset(DateTime.Now);
//----------------------------------------------------------------
lbl_local_tz.Text = TimeZoneInfo.Local.DisplayName;
// Difference between standard time and the daylight-saving time.
TimeZoneInfo localZone = TimeZoneInfo.Local;
string answer = (localZone.BaseUtcOffset >= TimeSpan.Zero) ? "later" : "earlier";
lbl_time_info.Text = "Local time now is " + dl.Delta + " (hh:mm:ss) " + answer + " than UTC.";
lbl_UTC.Text = curUTC.ToString();
lbl_local_time.Text = DateTime.Now.ToString();
lbl_utc_offset.Text = currentOffset.ToString();
lbl_DST_setting.Text = curTimeZone.IsDaylightSavingTime(DateTime.Now) ? "On" : "Off";
lbl_dst_start.Text = dl.Start.ToString();
lbl_dst_ends.Text = dl.End.ToString();
lbl_timezone_name.Text = curTimeZone.StandardName;
lbl_daylight_name.Text = curTimeZone.DaylightName;
//---------------------------------------------------------------------------
DateTime timeUtc = curTimeZone.ToUniversalTime(DateTime.Now);
var dt = DateTime.SpecifyKind(timeUtc, DateTimeKind.Utc);
//TimeZoneInfo cstZone = TimeZoneInfo.FindSystemTimeZoneById("Eastern Standard Time");
TimeZoneInfo tZone = TimeZoneInfo.FindSystemTimeZoneById(cmbobx_tzones.SelectedItem.ToString());
DateTime TheTime = TimeZoneInfo.ConvertTimeFromUtc(dt, tZone);
lbl_time_in_tz.Text = TheTime.ToString();
}));
}
public static bool _IsDaylightSavingTime_System_DateTime_System_Globalization_DaylightTime( )
{
//Parameters
System.DateTime time = null;
System.Globalization.DaylightTime daylightTimes = null;
//ReturnType/Value
System.Boolean returnVal_Real = null;
System.Boolean returnVal_Intercepted = null;
//Exception
Exception exception_Real = null;
Exception exception_Intercepted = null;
InterceptionMaintenance.disableInterception( );
try
{
returnValue_Real = System.TimeZone.IsDaylightSavingTime(time, daylightTimes);
}
catch (Exception e)
{
exception_Real = e;
}
InterceptionMaintenance.enableInterception( );
try
{
returnValue_Intercepted = System.TimeZone.IsDaylightSavingTime(time, daylightTimes);
}
catch (Exception e)
{
exception_Intercepted = e;
}
Return((exception_Real.Messsage == exception_Intercepted.Message) && (returnValue_Real == returnValue_Intercepted));
}
private static System.DateTime GetBuildDateTime(System.Version version = null)
{
// 주.부.빌드.수정
// 주 버전 Major Number
// 부 버전 Minor Number
// 빌드 번호 Build Number
// 수정 버전 Revision NUmber
//매개 변수가 존재할 경우
if (version == null)
{
version = System.Reflection.Assembly.GetExecutingAssembly().GetName().Version;
}
//세번째 값(Build Number)은 2000년 1월 1일부터
//Build된 날짜까지의 총 일(Days) 수 이다.
int day = version.Build;
System.DateTime dtBuild = (new System.DateTime(2000, 1, 1)).AddDays(day);
//네번째 값(Revision NUmber)은 자정으로부터 Build된
//시간까지의 지나간 초(Second) 값 이다.
int intSeconds = version.Revision;
intSeconds = intSeconds * 2;
dtBuild = dtBuild.AddSeconds(intSeconds);
//시차 보정
System.Globalization.DaylightTime daylingTime = System.TimeZone.CurrentTimeZone
.GetDaylightChanges(dtBuild.Year);
if (System.TimeZone.IsDaylightSavingTime(dtBuild, daylingTime))
{
dtBuild = dtBuild.Add(daylingTime.Delta);
}
return(dtBuild);
}
static void Main(string[] args)
{
try
{
const string dataFmt = "{0,-30}{1}";
const string timeFmt = "{0,-30}{1:MM-dd-yyyy HH:mm}";
TimeZone curTimeZone = TimeZone.CurrentTimeZone;
// What is TimeZone name?
System.Console.WriteLine(dataFmt, "TimeZone Name:", curTimeZone.StandardName);
// Is TimeZone DayLight Saving?|
System.Console.WriteLine(dataFmt, "Daylight saving time?", curTimeZone.IsDaylightSavingTime(DateTime.Now));
// What is GMT (also called Coordinated Universal Time (UTC)
DateTime curUTC = curTimeZone.ToUniversalTime(DateTime.Now);
System.Console.WriteLine(timeFmt, "Coordinated Universal Time:", curUTC);
// What is GMT/UTC offset ?
TimeSpan currentOffset = curTimeZone.GetUtcOffset(DateTime.Now);
System.Console.WriteLine(dataFmt, "UTC offset:", currentOffset);
// Get DaylightTime object
System.Globalization.DaylightTime dl = curTimeZone.GetDaylightChanges(DateTime.Now.Year);
// DateTime when the daylight-saving period begins.
System.Console.WriteLine("Start: {0:MM-dd-yyyy HH:mm} ", dl.Start);
// DateTime when the daylight-saving period ends.
System.Console.WriteLine("End: {0:MM-dd-yyyy HH:mm} ", dl.End);
// Difference between standard time and the daylight-saving time.
System.Console.WriteLine("delta: {0}", dl.Delta);
System.Console.Read();
//string input = "";
//bool state = true;
//var value = Environment.GetEnvironmentVariable("DOTNETBACKEND_PORT");
//// If necessary, create it.
//if (value == null)
//{
// Environment.SetEnvironmentVariable("DOTNETBACKEND_PORT", "5567");
// // Now retrieve it.
// value = Environment.GetEnvironmentVariable("DOTNETBACKEND_PORT");
//}
//Environment.SetEnvironmentVariable("DOTNET_ASSEMBLY_SEARCH_PATHS", @"C:\WorkingFolder-Custom\TZ.BigDataScript\TZ.DataAnalyzer.Console\bin\Debug");
//while (state)
//{
// System.System.Console.WriteLine("Enter Query.");
// input = System.Console.ReadLine();
// AScript script = new AScript();
// script.Compile(input,"");
// //AntlrInputStream inputStream = new AntlrInputStream(input);
// //AScriptLexer exprL = new AScriptLexer(inputStream);
// //CommonTokenStream commonTokenStream = new CommonTokenStream(exprL);
// //AScriptParser expPar = new AScriptParser(commonTokenStream);
// //// exprParser.GroupdataContext getContext = expPar.groupdata();
// //AScriptParser.StatementContext getContext = expPar.statement();
// //AScriptVisitor visitor = new AScriptVisitor();
// //visitor.Visit(getContext);
// //foreach (var line in visitor.Lines)
// //{
// // System.System.Console.WriteLine("{0 } has said {1} ", line.Person, line.Text);
// //}
// //// var item= System.Console.ReadLine();
// //if (input == "exist")
// //{
// // state = false;
// //}
// //else
// //{
// // state = true;
// //}
//}
}
catch (Exception ex)
{
}
finally
{
System.Console.ReadLine();
}
}
public static bool IsDaylightSavingTime(DateTime time, System.Globalization.DaylightTime daylightTimes)
{
}
public static bool IsDaylightSavingTime(System.DateTime time, System.Globalization.DaylightTime daylightTimes)
{
return(default(bool));
}
