RFR: 8305457: Implement java.io.IO

[Claes Redestad]

On Tue, 7 May 2024 12:18:52 GMT, Rémi Forax <forax at openjdk.org> wrote:

>> I assume it's about performance. If so, I would defer any performance-related tweaks until they are necessary. Interactive reading from console does not sound like something requiring that level of performance tweaking.
>
> yes, let see what @cl4es will say when he will test the time to print "hello world"

@forax I don't think anything touched on here is used during bootstrap; perhaps there are apps we could cover that uses these APIs, but I think for line-based console IO a few calls in the interpreter is not going to make a noticeable difference.

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PR Review Comment: https://git.openjdk.org/jdk/pull/19112#discussion_r1592438417