RFR: 8278185: Custom JRE cannot find non-ASCII named module inside

[Jim Laskey]

On Fri, 3 Dec 2021 07:29:17 GMT, Toshio Nakamura <tnakamura at openjdk.org> wrote:

> Could you review this fix?
> 
> Problem:
> Custom JRE generated by jlink cannot find non-ASCII named modules included inside the JRE.
> 
> Cause and fix:
> If module or package name was composed by ASCII then non-ASCII characters, 
> ImageStringsReader:stringFromByteBufferMatches() miscalculated the length of matched string. The first part of ASCII characters was missing. This patch corrected the value.
> 
> Testing:
> tier1 and tier2 on Linux have no regression.
> I wasn't able to create an automate test for this issue. I appreciate any advice.

Change looks reasonable. A regression test should be provided. Contact me directly for advice.

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Changes requested by jlaskey (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/6693