public double toDateDouble(Object value){
  long time=toDateLong(value);
  time+=getToLocalTimeZoneOffset(time);
  return toLocalDateDouble(time);
}

public double toDateDouble ( Object value ) { long time = toDateLong ( value ) ; time += getToLocalTimeZoneOffset ( time ) ; return toLocalDateDouble ( time ) ; }
returns an access date double converted from a java date / calendar / number time value .
