RFR: 8295651: JFR: 'jfr scrub' should summarize what was removed

[Markus Grönlund]

On Tue, 15 Apr 2025 22:22:17 GMT, Erik Gahlin <egahlin at openjdk.org> wrote:

> Could I have a review of an enhancement that summarizes the results of `jfr scrub`?
> 
> To accommodate this feature, I made some additional changes:
> 
> - Added a LongMap::values() method.
> - Added a Command::printf(...) method, which is now also used by `jfr summary`.
> - Improved TestScrub.java so it now creates a file that spans multiple chunks, including an empty one.
> 
> To make it easier to locate the scrubbed file, I also changed so the real path instead of the of the absolute path is displayed in the summary 
> 
> See issue for example output.
> 
> Testing: jdk/jdk/jfr
> 
> Thanks
> Erik

Brilliant change. Thank you for doing it.

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Marked as reviewed by mgronlun (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/24669#pullrequestreview-2772299050