li_hour = l_Calendar.get(Calendar.HOUR);
li_hour = l_Calendar.get(Calendar.HOUR_OF_DAY);
	private Timestamp combineDateAndTime(Timestamp aTs_Date, Timestamp aTs_Time)	{			int li_day = 0, li_month = 0, li_year = 0;		int li_hour = 0, li_minute = 0, li_second = 0, li_millisecond = 0;				if(aTs_Date==null && aTs_Time==null)		{			return null;		}				Calendar l_Calendar = Calendar.getInstance();				if(aTs_Date!=null)		{			l_Calendar.setTime(aTs_Date);			li_day = l_Calendar.get(Calendar.DAY_OF_MONTH);			li_month = l_Calendar.get(Calendar.MONTH);			li_year = l_Calendar.get(Calendar.YEAR);					}		if(aTs_Time!=null)		{			l_Calendar.setTime(aTs_Time);			li_hour = l_Calendar.get(Calendar.HOUR);			li_minute = l_Calendar.get(Calendar.MINUTE);			li_second = l_Calendar.get(Calendar.SECOND);			li_millisecond = l_Calendar.get(Calendar.MILLISECOND);		}				l_Calendar.set(li_year, li_month, li_day, li_hour, li_minute, li_second);		l_Calendar.set(Calendar.MILLISECOND, li_millisecond);				return new Timestamp(l_Calendar.getTimeInMillis());	}