void
GregorianCalendar::setGregorianChange(UDate date, UErrorCode& status)
{
if (U_FAILURE(status))
return;
fGregorianCutover = date;
// Precompute two internal variables which we use to do the actual
// cutover computations. These are the normalized cutover, which is the
// midnight at or before the cutover, and the cutover year. The
// normalized cutover is in pure date milliseconds; it contains no time
// of day or timezone component, and it used to compare against other
// pure date values.
int32_t cutoverDay = (int32_t)ClockMath::floorDivide(fGregorianCutover, (double)kOneDay);
fNormalizedGregorianCutover = cutoverDay * kOneDay;
// Handle the rare case of numeric overflow. If the user specifies a
// change of UDate(Long.MIN_VALUE), in order to get a pure Gregorian
// calendar, then the epoch day is -106751991168, which when multiplied
// by ONE_DAY gives 9223372036794351616 -- the negative value is too
// large for 64 bits, and overflows into a positive value. We correct
// this by using the next day, which for all intents is semantically
// equivalent.
if (cutoverDay < 0 && fNormalizedGregorianCutover > 0) {
fNormalizedGregorianCutover = (cutoverDay + 1) * kOneDay;
}
// Normalize the year so BC values are represented as 0 and negative
// values.
GregorianCalendar *cal = new GregorianCalendar(getTimeZone(), status);
/* test for NULL */
if (cal == 0) {
status = U_MEMORY_ALLOCATION_ERROR;
return;
}
if(U_FAILURE(status))
return;
cal->setTime(date, status);
fGregorianCutoverYear = cal->get(UCAL_YEAR, status);
if (cal->get(UCAL_ERA, status) == BC)
fGregorianCutoverYear = 1 - fGregorianCutoverYear;
fCutoverJulianDay = cutoverDay;
delete cal;
}
void
TimeZoneBoundaryTest::verifyDST(UDate d, TimeZone* time_zone, UBool expUseDaylightTime, UBool expInDaylightTime, UDate expZoneOffset, UDate expDSTOffset)
{
UnicodeString str;
UErrorCode status = U_ZERO_ERROR;
logln("-- Verifying time " + dateToString(d) + " in zone " + time_zone->getID(str));
if (time_zone->inDaylightTime(d, status) == expInDaylightTime)
logln(UnicodeString("PASS: inDaylightTime = ") + (time_zone->inDaylightTime(d, status)?"true":"false"));
else
dataerrln(UnicodeString("FAIL: inDaylightTime = ") + (time_zone->inDaylightTime(d, status)?"true":"false"));
if (failure(status, "TimeZone::inDaylightTime", TRUE))
return;
if (time_zone->useDaylightTime() == expUseDaylightTime)
logln(UnicodeString("PASS: useDaylightTime = ") + (time_zone->useDaylightTime()?"true":"false"));
else
dataerrln(UnicodeString("FAIL: useDaylightTime = ") + (time_zone->useDaylightTime()?"true":"false"));
if (time_zone->getRawOffset() == expZoneOffset)
logln(UnicodeString("PASS: getRawOffset() = ") + (expZoneOffset / ONE_HOUR));
else
dataerrln(UnicodeString("FAIL: getRawOffset() = ") + (time_zone->getRawOffset() / ONE_HOUR) + "; expected " + (expZoneOffset / ONE_HOUR));
GregorianCalendar *gc = new GregorianCalendar(time_zone->clone(), status);
gc->setTime(d, status);
if (failure(status, "GregorianCalendar::setTime")) return;
int32_t offset = time_zone->getOffset((uint8_t)gc->get(UCAL_ERA, status),
gc->get(UCAL_YEAR, status), gc->get(UCAL_MONTH, status),
gc->get(UCAL_DATE, status), (uint8_t)gc->get(UCAL_DAY_OF_WEEK, status),
((gc->get(UCAL_HOUR_OF_DAY, status) * 60 + gc->get(UCAL_MINUTE, status)) * 60 + gc->get(UCAL_SECOND, status)) * 1000 + gc->get(UCAL_MILLISECOND, status),
status);
if (failure(status, "GregorianCalendar::get")) return;
if (offset == expDSTOffset) logln(UnicodeString("PASS: getOffset() = ") + (offset / ONE_HOUR));
else dataerrln(UnicodeString("FAIL: getOffset() = ") + (offset / ONE_HOUR) + "; expected " + (expDSTOffset / ONE_HOUR));
delete gc;
}
void cpp_main()
{
UErrorCode status = U_ZERO_ERROR;
puts("C++ sample");
GregorianCalendar* gc = new GregorianCalendar(status);
if (U_FAILURE(status)) {
puts("Couldn't create GregorianCalendar");
return;
}
/* set up the date */
gc->set(2000, UCAL_FEBRUARY, 26);
gc->set(UCAL_HOUR_OF_DAY, 23);
gc->set(UCAL_MINUTE, 0);
gc->set(UCAL_SECOND, 0);
gc->set(UCAL_MILLISECOND, 0);
/* Iterate through the days and print it out. */
for (int32_t i = 0; i < 30; i++) {
/* print out the date. */
/* You should use the DateFormat to properly format it */
printf("year: %d, month: %d (%d in the implementation), day: %d\n",
gc->get(UCAL_YEAR, status),
gc->get(UCAL_MONTH, status) + 1,
gc->get(UCAL_MONTH, status),
gc->get(UCAL_DATE, status));
if (U_FAILURE(status))
{
puts("Calendar::get failed");
return;
}
/* Add a day to the date */
gc->add(UCAL_DATE, 1, status);
if (U_FAILURE(status)) {
puts("Calendar::add failed");
return;
}
}
delete gc;
}
/**
* @bug 4106807
*/
void DateFormatRegressionTest::Test4106807(void)
{
UDate dt;
DateFormat *df = DateFormat::createDateTimeInstance();
UErrorCode status = U_ZERO_ERROR;
SimpleDateFormat *sdfs [] = {
new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss"), status),
new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss'Z'"), status),
new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss''"), status),
new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss'a''a'"), status),
new SimpleDateFormat(UnicodeString("yyyyMMddHHmmss %"), status)
};
if(U_FAILURE(status)) {
dataerrln("Couldn't create SimpleDateFormat, error %s", u_errorName(status));
delete sdfs[0];
delete sdfs[1];
delete sdfs[2];
delete sdfs[3];
delete sdfs[4];
return;
}
failure(status, "new SimpleDateFormat");
UnicodeString strings [] = {
(UnicodeString) "19980211140000",
(UnicodeString) "19980211140000",
(UnicodeString) "19980211140000",
(UnicodeString) "19980211140000a",
(UnicodeString) "19980211140000 "
};
/*Object[] data = {
new SimpleDateFormat("yyyyMMddHHmmss"), "19980211140000",
new SimpleDateFormat("yyyyMMddHHmmss'Z'"), "19980211140000",
new SimpleDateFormat("yyyyMMddHHmmss''"), "19980211140000",
new SimpleDateFormat("yyyyMMddHHmmss'a''a'"), "19980211140000a",
new SimpleDateFormat("yyyyMMddHHmmss %"), "19980211140000 ",
};*/
GregorianCalendar *gc = new GregorianCalendar(status);
failure(status, "new GregorianCalendar");
TimeZone *timeZone = TimeZone::createDefault();
TimeZone *gmt = timeZone->clone();
gmt->setRawOffset(0);
for(int32_t i = 0; i < 5; i++) {
SimpleDateFormat *format = sdfs[i];
UnicodeString dateString = strings[i];
//try {
format->setTimeZone(*gmt);
dt = format->parse(dateString, status);
// {sfb} some of these parses will fail purposely
if(U_FAILURE(status))
break;
status = U_ZERO_ERROR;
UnicodeString fmtd;
FieldPosition pos(FieldPosition::DONT_CARE);
fmtd = df->format(dt, fmtd, pos);
logln(fmtd);
//logln(df->format(dt));
gc->setTime(dt, status);
failure(status, "gc->getTime");
logln(UnicodeString("") + gc->get(UCAL_ZONE_OFFSET, status));
failure(status, "gc->get");
UnicodeString s;
s = format->format(dt, s, pos);
logln(s);
/*}
catch (ParseException e) {
logln("No way Jose");
}*/
}
delete timeZone;
delete df;
for(int32_t j = 0; j < 5; j++)
delete sdfs [j];
delete gc;
delete gmt;
}
