Re: Optimizing UUID#fromString(String)

2018-01-29 Thread Jon Chambers
Awesome. Excited to see the Character.digit improvements! To set expectations from here, I'll need to do two things to move forward: 1. I need to sign the OCA, as you've pointed out. As a courtesy, I'd like to alert my employer before doing so. This has been a non-issue for similar agreements for

Re: Optimizing UUID#fromString(String)

2018-01-29 Thread Claes Redestad
Hi, I've filed two RFEs: - https://bugs.openjdk.java.net/browse/JDK-8196331 for providing a   fast-path for ASCII/Latin1 input to Character.digit. Patch out   for review - https://bugs.openjdk.java.net/browse/JDK-8196334 for tracking   the optimizations specific to UUID proposed here Jon, if yo

Re: Optimizing UUID#fromString(String)

2018-01-28 Thread Claes Redestad
Hi Jon, On 2018-01-27 17:05, Jon Chambers wrote: Regardless, I wanted to call this optimization opportunity to your attention, and would be happy to offer a proper patch if this seems like a worthwhile change. this does looks promising - and at least points out there might be some performance

Re: Optimizing UUID#fromString(String)

2018-01-27 Thread Roger Riggs
Hi Jon, Promising based on the cited performance improvements. Can you review a similar thread and improvements from 2013 to see if there are secondary considerations that have already been raised. http://mail.openjdk.java.net/pipermail/core-libs-dev/2013-January/013494.html Please include th