Many thanks to Steve for the feedback. We still have a few upgrade details to track to ensure a smooth Hadoop 3.5.0 release.
Best Regards, Shilun Fan On Thu, Oct 23, 2025 at 3:52 AM Steve Loughran <[email protected]> wrote: > > This is truly awesome. Great work by everyone involved! > > It does mean that > > > 1. *anyone* backporting to branch-3.4 MUST do a yetus run to make sure > things are still all good on java8. > 2. People can start to learn and play with java17 language and API > changes. I'd recommend starting with the tests there. And I have no idea > what the changes are having been stuck in java8...which at least added > closures. > > Again, well done for a massive effort > > > > On Fri, 17 Oct 2025 at 01:09, slfan1989 <[email protected]> wrote: > >> The *trunk branch* has now been fully upgraded to *JDK 17 and JDK 21*. I >> have updated *hadoop-qbt-trunk-java17-linux-x86_64* to *push build >> results daily*, and we will continue to monitor the outcomes over the >> next few days. >> >> The following issues and follow-up actions have been identified: >> >> 1. >> >> After upgrading the *SpotBugs plugin to version 4.9.7*, the >> verification rules have become stricter, resulting in new SpotBugs >> warnings. We plan to start refactoring and fixing these issues *early >> next week*. >> 2. >> >> *Some modules are reporting Javadoc errors*, which will also be >> addressed *early next week*. >> 3. >> >> The *mvn site build is currently failing*. We will submit a *separate >> PR* to resolve this issue. *Hualong Zhang* has already completed *JDiff >> and hadoop-annotation compatibility updates for JDK 17*. Once his PR >> is merged, the mvn site build is expected to return to normal. >> >> Overall, the mainline compilation upgrade has been successfully >> completed, and the next focus will be on improving code quality and >> stabilizing the build pipeline. >> >> Best Regards, Shilun Fan >> >> >>> >>>
