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

[Stephen Colebourne]

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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