lidavidm commented on code in PR #43149:
URL: https://github.com/apache/arrow/pull/43149#discussion_r1688996671
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java/flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/accessor/impl/calendar/ArrowFlightJdbcDateVectorAccessor.java:
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@@ -108,11 +104,36 @@ private void fillHolder() {
@Override
public Timestamp getTimestamp(Calendar calendar) {
- Date date = getDate(calendar);
- if (date == null) {
+ final LocalDateTime localDateTime = getLocalDateTime(calendar);
+ if (localDateTime == null) {
+ return null;
+ }
+
+ return Timestamp.valueOf(localDateTime);
+ }
+
+ private LocalDateTime getLocalDateTime(Calendar calendar) {
+ getter.get(getCurrentRow(), holder);
+ this.wasNull = holder.isSet == 0;
+ this.wasNullConsumer.setWasNull(this.wasNull);
+ if (this.wasNull) {
return null;
}
- return new Timestamp(date.getTime());
+
+ final LocalDateTime localDateTime =
+
DateUtility.getLocalDateTimeFromEpochMilli(this.timeUnit.toMillis(holder.value));
+ final ZoneId defaultTimeZone =
Calendar.getInstance().getTimeZone().toZoneId();
Review Comment:
I'm talking about Date here still.
(1) Arrow's Date is defined in terms of the Unix epoch (i.e. UTC), and (2)
java.sql.Date is also defined in terms of GMT. So it doesn't seem like the
system timezone should be relevant.
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