RFR: 8300140: ZipFile.isSignatureRelated returns true for files in META-INF subdirectories [v3]

[Eirik Bjorsnos]

On Sat, 14 Jan 2023 13:17:32 GMT, Eirik Bjorsnos <duke at openjdk.org> wrote:

>> test/jdk/java/util/jar/JarFile/VerifyUnrelatedSignatureFiles.java line 61:
>> 
>>> 59:         File j = createJarFile();
>>> 60:         File s = signJarFile(j, "signed");
>>> 61:         File m = moveSignatureRelated(s);
>> 
>> Try sign it again to a different file. Let's see if the moved files are also signed.
>
> Nice, I added a check which verifies that a JAR containing non signature related files is signed as expected

I also added a check verifying that JarSigner does not move unrelated signature files to the beginning of the signed JAR

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