How to return two different time formats?

Question

I'm trying to create a method to return US time format and a Uk time format in one method.

public class DateFormatter {

public String formatDate(Date date) {
if(date == null) {
throw new IllegalArgumentException();
}
String formatDate = date.getMonth() + "/" + date.getDay() + "/" + date.getYear();
return formatDate;
}
}

Answer 1

In Java there is a thing known as ZoneDateTime you can use that.