public void Evaluate(DateTimeEx dateTime, EventBean[] eventsPerStream, bool isNewData, ExprEvaluatorContext context)
{
int?ovalue = CalendarOpUtil.GetInt(_valueExpr, eventsPerStream, isNewData, context);
if (ovalue == null)
{
return;
}
var value = ovalue.Value;
switch (_fieldName)
{
case CalendarFieldEnum.MILLISEC:
dateTime.Set(dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, dateTime.Minute, dateTime.Second, value);
break;
case CalendarFieldEnum.SECOND:
dateTime.Set(dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, dateTime.Minute, value, dateTime.Millisecond);
break;
case CalendarFieldEnum.MINUTE:
dateTime.Set(dateTime.Year, dateTime.Month, dateTime.Day, dateTime.Hour, value, dateTime.Second, dateTime.Millisecond);
break;
case CalendarFieldEnum.HOUR:
dateTime.Set(dateTime.Year, dateTime.Month, dateTime.Day, value, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
break;
case CalendarFieldEnum.DAY:
dateTime.Set(dateTime.Year, dateTime.Month, value, dateTime.Hour, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
break;
case CalendarFieldEnum.MONTH:
dateTime.Set(dateTime.Year, value, dateTime.Day, dateTime.Hour, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
break;
case CalendarFieldEnum.YEAR:
dateTime.Set(value, dateTime.Month, dateTime.Day, dateTime.Hour, dateTime.Minute, dateTime.Second, dateTime.Millisecond);
break;
case CalendarFieldEnum.WEEK:
dateTime.MoveToWeek(value);
break;
}
}
public CalendarOp GetOp(DatetimeMethodEnum method, String methodNameUsed, IList <ExprNode> parameters, ExprEvaluator[] evaluators)
{
if (method == DatetimeMethodEnum.WITHTIME)
{
return(new CalendarOpWithTime(evaluators[0], evaluators[1], evaluators[2], evaluators[3]));
}
if (method == DatetimeMethodEnum.WITHDATE)
{
return(new CalendarOpWithDate(evaluators[0], evaluators[1], evaluators[2]));
}
if (method == DatetimeMethodEnum.PLUS || method == DatetimeMethodEnum.MINUS)
{
return(new CalendarOpPlusMinus(evaluators[0], method == DatetimeMethodEnum.MINUS ? -1 : 1));
}
if (method == DatetimeMethodEnum.WITHMAX ||
method == DatetimeMethodEnum.WITHMIN ||
method == DatetimeMethodEnum.ROUNDCEILING ||
method == DatetimeMethodEnum.ROUNDFLOOR ||
method == DatetimeMethodEnum.ROUNDHALF ||
method == DatetimeMethodEnum.SET)
{
CalendarFieldEnum fieldNum = CalendarOpUtil.GetEnum(methodNameUsed, parameters[0]);
if (method == DatetimeMethodEnum.WITHMIN)
{
return(new CalendarOpWithMin(fieldNum));
}
if (method == DatetimeMethodEnum.ROUNDCEILING || method == DatetimeMethodEnum.ROUNDFLOOR || method == DatetimeMethodEnum.ROUNDHALF)
{
return(new CalendarOpRound(fieldNum, method));
}
if (method == DatetimeMethodEnum.SET)
{
return(new CalendarOpSet(fieldNum, evaluators[1]));
}
return(new CalendarOpWithMax(fieldNum));
}
throw new IllegalStateException("Unrecognized calendar-op code '" + method + "'");
}
