On Mon, 1 Aug 2022 17:36:52 GMT, Phil Race <p...@openjdk.org> wrote:
>> @prrace Then I will proceed by removing Stackwalker and create a graphics
>> instance only if its `null`.
>
> No, because that won't work, or more precisely will be a waste of work.
> See
> DebugGraphics(Graphics graphics) {
> this(); // << no-args constructor and graphics will still be null
> this.graphics = null;
> }
>
> graphics will ALWAYS be null when you come via here which is exactly why we
> needed StackWalker
Ok, then we should set graphics only If the no-args constructor is called by
another program and not via by the same class.
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PR: https://git.openjdk.org/jdk/pull/9673
