List < TimePeriod > function ( TimePeriod arg0 ) { return null ; }
example : timeperiod 24 hours - timeperiod 0100 - 0130 = 0000 - 0100 , 0130 - 2400 maybe useful to use with nonparkingtime . concode_field_sep int from concode_elem_sep int to concode_field_sep String convertMinToHour concode_elem_sep boolean hasOverlapWith