public void WriteRule(PosixTz.DstRule rule)
{
rule.Match(
fixedDateRule => {
sb.Append("J");
sb.Append(fixedDateRule.day);
},
dayOfYearRule => {
sb.Append(dayOfYearRule.day);
},
dayOfWeekRule => {
sb.Append("M");
sb.Append(dayOfWeekRule.month);
sb.Append(".");
sb.Append(dayOfWeekRule.week);
sb.Append(".");
sb.Append(dayOfWeekRule.day);
}
);
if (rule.time != PosixTz.DEFAULT_RULE_TIME)
{
sb.Append("/");
WriteTime(rule.time);
}
}
public static TimeZoneInfo.TransitionTime ToSystemTransitionTime(this PosixTz.DstRule rule, int year)
{
return(rule.Match <TimeZoneInfo.TransitionTime>(
fixedDate => {
var date = fixedDate.GetDate();
return TimeZoneInfo.TransitionTime.CreateFixedDateRule(
fixedDate.time.ToSystemDateTime(),
date.month + 1, date.day + 1
);
},
dayOfYear => {
var date = dayOfYear.GetDate(year);
return TimeZoneInfo.TransitionTime.CreateFixedDateRule(
dayOfYear.time.ToSystemDateTime(),
date.month + 1, date.day + 1
);
},
dayOfWeek => TimeZoneInfo.TransitionTime.CreateFloatingDateRule(
dayOfWeek.time.ToSystemDateTime(),
dayOfWeek.month, dayOfWeek.week, (DayOfWeek)dayOfWeek.day
)
));
}
