8296229: JFR: jfr tool should print unsigned values correctly

[egahlin]

Could I have a review of PR that fixes so unsigned numbers are printed correctly in the jfr tool.

Testing:
test/jdk/jdk/jfr
test/jdk/jdk/security/logging/

Thanks
Erik

---

Progress

• Change must be properly reviewed (1 review required, with at least 1 Reviewer)
• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8296229: JFR: jfr tool should print unsigned values correctly

Reviewers

• Sean Coffey (@coffeys - Reviewer) ⚠️ Review applies to 6308d353
• Markus Grönlund (@mgronlun - Reviewer) ⚠️ Review applies to 6308d353

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk pull/11039/head:pull/11039
$ git checkout pull/11039

Update a local copy of the PR:
$ git checkout pull/11039
$ git pull https://git.openjdk.org/jdk pull/11039/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 11039

View PR using the GUI difftool:
$ git pr show -t 11039

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk/pull/11039.diff

[bridgekeeper]

👋 Welcome back egahlin! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@egahlin The following labels will be automatically applied to this pull request:

• core-libs
• hotspot-jfr
• security

When this pull request is ready to be reviewed, an "RFR" email will be sent to the corresponding mailing lists. If you would like to change these labels, use the /label pull request command.

[mlbridge]

Webrevs

• 01: Full (153582c1)
• 00: Full (6308d353)

[coffeys]

LGTM

[openjdk]

@egahlin This change is no longer ready for integration - check the PR body for details.

[openjdk]

@egahlin this pull request can not be integrated into master due to one or more merge conflicts. To resolve these merge conflicts and update this pull request you can run the following commands in the local repository for your personal fork:

git checkout printunsigned
git fetch https://git.openjdk.org/jdk master
git merge FETCH_HEAD
# resolve conflicts and follow the instructions given by git merge
git commit -m "Merge master"
git push

[openjdk]

⚠️ @egahlin This pull request contains merges that bring in commits not present in the target repository. Since this is not a "merge style" pull request, these changes will be squashed when this pull request in integrated. If this is your intention, then please ignore this message. If you want to preserve the commit structure, you must change the title of this pull request to Merge <project>:<branch> where <project> is the name of another project in the OpenJDK organization (for example Merge jdk:master).