getTime(TimeZone tz) { /* ** Ingres dates are overloaded with 'empty' date, ** date only, timestamp and interval values. The ** first three types are handled explicitly below. ** Intervals will either cause an exception while ** attempting to parse the value or as the default ** action for an unrecognized format. */ try { if (value.Length == 0 || // Empty date value.Length == SqlDates.D_FMT.Length) // Date only { /* ** There is no time component, so create a time EPOCH value. ** If no timezone is provided, we can return the local epoch ** constant. Otherwise, the epoch value for the requested ** timezone must be generated. */ return((tz == null) ? SqlDates.getEpochTime() : SqlDates.parseTime(SqlDates.T_EPOCH, tz)); } else if (value.Length == SqlDates.TS_FMT.Length) // Timestamp { /* ** Remove the date component but retain correct time: ** ** 1. Convert to GMT timestamp using TZ for current connection. ** 2. Re-format as time only using local TZ to get local time. ** 3. Generate Time value using requested/local TZ. */ DateTime ts = SqlDates.parseTimestamp(value, use_gmt); String str = SqlDates.formatTime(ts, false); return((osql_dates && tz != null) ? SqlDates.parseTime(str, tz) : SqlDates.parseTime(str, false)); } else // Interval { /* ** Can't support intervals with Time objects. */ throw SqlEx.get(ERR_GC401B_INVALID_DATE); } } catch (SqlEx ex) { /* ** Any parsing error is assumed to be caused by an interval. */ interval = true; throw ex; } } // getTime