public RubyObject mdump() {
RubyTime obj = this;
DateTime dateTime = obj.dt.toDateTime(DateTimeZone.UTC);
byte dumpValue[] = new byte[8];
int pe =
0x1 << 31
| ((obj.gmt().isTrue()) ? 0x1 : 0x0) << 30
| (dateTime.getYear() - 1900) << 14
| (dateTime.getMonthOfYear() - 1) << 10
| dateTime.getDayOfMonth() << 5
| dateTime.getHourOfDay();
int se =
dateTime.getMinuteOfHour() << 26
| dateTime.getSecondOfMinute() << 20
| (dateTime.getMillisOfSecond() * 1000 + (int) usec); // dump usec, not msec
for (int i = 0; i < 4; i++) {
dumpValue[i] = (byte) (pe & 0xFF);
pe >>>= 8;
}
for (int i = 4; i < 8; i++) {
dumpValue[i] = (byte) (se & 0xFF);
se >>>= 8;
}
return RubyString.newString(obj.getRuntime(), new ByteList(dumpValue));
}
private DateTime truncateAndUTC(final DateTime input) {
if (input == null) {
return null;
}
final DateTime result = input.minus(input.getMillisOfSecond());
return result.toDateTime(DateTimeZone.UTC);
}
@JRubyMethod(name = "subsec", compat = CompatVersion.RUBY1_9)
public RubyRational subsec() {
// TODO: nanosecond resolution (JSR310?)
return getRuntime().newRational(dt.getMillisOfSecond(), 1000);
}
@JRubyMethod(name = {"usec", "tv_usec"})
public RubyInteger usec() {
return getRuntime().newFixnum(dt.getMillisOfSecond() * 1000 + getUSec());
}