[threeten-dev] [threeten-develop] Default Method in ChronoLocalDate and usage in LocalDate Question

[James Gough]

:-) - In the case why is it even overridden?

Jim


On 15 January 2014 08:28, Stephen Colebourne <scolebourne at joda.org> wrote:

> Looks like a cut and paste error in the comment to me...
> Stephen
>
> On 15 January 2014 09:58, James Gough <jpgough at gmail.com> wrote:
> > Hi,
> >
> > This is a question about default methods in java.time in 1.8.0-ea. In
> > ChronoLocalDate interface the format method is a default method:
> >
> >     default String format(DateTimeFormatter formatter) {
> >         Objects.requireNonNull(formatter, "formatter");
> >         return formatter.format(this);
> >     }
> >
> > In LocalDate this default method is overridden with:
> >
> >     @Override  // override for Javadoc and performance
> >     public String format(DateTimeFormatter formatter) {
> >         Objects.requireNonNull(formatter, "formatter");
> >         return formatter.format(this);
> >     }
> >
> > What is the performance benefit of doing this? As it's the same code why
> > would we not just use the default method implementation?
> >
> > Regards,
> > Jim
> >
> >
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