RFR: 8276123: ZipFile::getEntry will not return a file entry when there is a directory entry of the same name within a Zip File

[Jaikiran Pai]

On Wed, 10 Nov 2021 20:51:20 GMT, Lance Andersen <lancea at openjdk.org> wrote:

> Hi all,
> 
> This patch addresses a regression introduced in JDK 15 via JDK-8242959 where you can no longer access a file entry contained within a Zip file when there is also a directory entry with the same name via ZipFile:getEntry(). 
> 
>  Once fixed, the behavior will be consistent with earlier JDK releases. 
> 
> Mach5 tiers 1-3 have been run without failure
> 
> Best
> Lance

src/java.base/share/classes/java/util/zip/ZipFile.java line 1642:

> 1640:                                 && entry.startsWith(name) &&
> 1641:                                 entry.charAt(entryLen - 1) == '/') {
> 1642:                             // Now check for a match with a trailing slash

Hello Lance,
Is this a typo in that comment? Should it instead say "... without a trailing slash"?

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PR: https://git.openjdk.java.net/jdk/pull/6342