public static LocalTime timeOfMilliOfDay(long milliOfDay){
        return LocalTime.ofNanoOfDay(milliOfDay*1000000L);
    }
Obtains an instance of LocalTime from the number of milliseconds past midnight.
This returns a LocalTime with the specified millisecond-of-day.
@param milliOfDay the nano of day,
@return the local time, not null
src/main/java/org/replicadb/time/Conversions.java