/* Test TimeStampLTZ */
public void testTimeStampLTZ() {
int year = 2000, month = 3, date = 21, hour = 11, minute = 45, second = 50;
Integer tsId = null;
Calendar originalCal = null, dbCal = null;
String zoneId = "America/Los_Angeles";
EntityManager em = createEntityManager("timestamptz");
beginTransaction(em);
try {
TStamp ts = new TStamp();
originalCal = Calendar.getInstance(TimeZone.getTimeZone(zoneId));
originalCal.set(Calendar.AM_PM, Calendar.AM);
originalCal.set(year, month, date, hour, minute, second);
originalCal.set(Calendar.MILLISECOND, 0);
ts.setTsLTZ(originalCal);
em.persist(ts);
em.flush();
tsId = ts.getId();
commitTransaction(em);
} catch (Exception e) {
e.printStackTrace();
rollbackTransaction(em);
} finally {
clearCache();
dbCal = em.find(TStamp.class, tsId).getTsLTZ();
closeEntityManager(em);
}
assertTrue("The year is not macth", year == dbCal.get(java.util.Calendar.YEAR));
assertTrue("The month is not match", month == dbCal.get(java.util.Calendar.MONTH));
assertTrue("The date is not match", date == dbCal.get(java.util.Calendar.DATE));
int hourDiffFromDB = dbCal.get(Calendar.HOUR_OF_DAY) - originalCal.get(Calendar.HOUR_OF_DAY);
int hourDiffFromZone =
(dbCal.get(Calendar.ZONE_OFFSET) - originalCal.get(Calendar.ZONE_OFFSET)) / 3600000;
assertTrue("The hour is not match", hourDiffFromDB == hourDiffFromZone);
assertTrue("The minute is not match", minute == dbCal.get(java.util.Calendar.MINUTE));
assertTrue("The second is not match", second == dbCal.get(java.util.Calendar.SECOND));
}
/* Test TimeStampTZ with daylightsaving time*/
public void testTimeStampTZDST() {
int year = 2008, month = 2, date = 10, hour = 11, minute = 0, second = 0;
Integer tsId = null;
Calendar originalCal = null, dbCal = null;
String zoneIdRemote = "Europe/London";
EntityManager em = createEntityManager("timestamptz");
beginTransaction(em);
try {
TStamp ts = new TStamp();
originalCal = Calendar.getInstance(TimeZone.getTimeZone(zoneIdRemote));
originalCal.set(Calendar.AM_PM, Calendar.AM);
originalCal.set(year, month, date, hour, minute, second);
originalCal.set(Calendar.MILLISECOND, 0);
ts.setTsLTZ(originalCal);
em.persist(ts);
em.flush();
tsId = ts.getId();
commitTransaction(em);
closeEntityManager(em);
clearCache();
em = createEntityManager("timestamptz");
dbCal = em.find(TStamp.class, tsId).getTsLTZ();
int hourDiffFromDB = dbCal.get(Calendar.HOUR_OF_DAY) - originalCal.get(Calendar.HOUR_OF_DAY);
int hourDiffFromZone =
(dbCal.get(Calendar.ZONE_OFFSET) - originalCal.get(Calendar.ZONE_OFFSET)) / 3600000;
assertTrue(
"The yhour is not macth",
(hourDiffFromZone + dbCal.get(Calendar.DST_OFFSET) / 3600000) == hourDiffFromDB);
} finally {
if (isTransactionActive(em)) {
rollbackTransaction(em);
}
closeEntityManager(em);
}
}
