question: public DateTick ( TickType tickType , Date date , String label , TextAnchor textAnchor , TextAnchor rotationAnchor , double angle ) { super ( tickType , date . getTime ( ) , label , textAnchor , rotationAnchor , angle ) ; ParamChecks . nullNotPermitted ( tickType , "tickType" ) ; this . date = date ; }
target:  Creates a new date tick.