6. Date expressed as an Immutable Value.
- By Kevlin Henney
- March 15, 2000
Listing 6. Date expressed as an Immutable Value.
public final class Date ...
{
public Date(Year year, Month month, int day)
{
this.year = year.getValue();
this.month = month;
this.day = day;
}
public int getYear() { return year; }
public Month getMonth() { return month; }
public int getDayInMonth() { return day; }
...
private final int year, day;
private final Month month;
}
About the Author
Kevlin Henney is a Principal Technologist with QA Training in the UK.