Stateless traits & default interface methods question

[Keith McGuigan]

The decision is made a class load time, so you would get the t1
implementation (assume a VM restart happened in between and C was reloaded,
of course).

--
- Keith


On Wed, Nov 13, 2013 at 8:49 AM, Matthew Adams <matthew at matthewadams.me>wrote:

> _Note: This may be a FAQ.  RTFMs are fine._
>
> I have a question about default interface methods, thinking in terms of
> stateless traits.
>
> Assume at time t0 I define an interface I with a given default method
> implementation and class C implements I.  Later, at time t1, I modify the
> implementations of I's default methods _without_ recompiling C.  The next
> time that I execute a method on C that came from a default method on I, do
> I get I's implementation as it was at t0 or t1?
>
> In other words, are default method implementations woven into classes at
> compile time, do classes delegate to the interface's default method
> implementation at runtime, or is it via some other mechanism?
>
> -matthew
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