RFR: 8300140: ZipFile.isSignatureRelated returns true for files in META-INF subdirectories [v15]

[Weijun Wang]

On Tue, 24 Jan 2023 12:31:30 GMT, Eirik Bjorsnos <duke at openjdk.org> wrote:

>> Some call sites of SignatureFileVerifier.isBlockOrSF fails to check that files reside in META-INF directly, and not in a subdirectory of META-INF.
>> 
>> The mentioned call sites needs updates to check and ignore such files.
>> 
>> A new test IgnoreUnrelatedSignatureFiles is added which verifies that [*.SF, *.RSA] files in META-INF/ subdirectories are indeed ignored.
>
> Eirik Bjorsnos has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add whitespace after keywords if and for

The change looks fine. I'll run some test.

Precisely `ZipFile::isSignatureRelated` should also contain those `SIG-` files. The feature is not used so I cannot say if it's wrong.

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PR: https://git.openjdk.org/jdk/pull/11976