git: openjdk/jdk17u: master: 8251329: (zipfs) Files.walkFileTree walks infinitely if zip has dir named "." inside

[Sean Coffey]

Changeset: 90273f3d
Author:    Ravi Reddy <rreddy at openjdk.org>
Committer: Sean Coffey <coffeys at openjdk.org>
Date:      2021-10-21 08:21:37 +0000
URL:       https://git.openjdk.java.net/jdk17u/commit/90273f3dca4f819585964f6c009152bbd7440fcc

8251329: (zipfs) Files.walkFileTree walks infinitely if zip has dir named "." inside

Reviewed-by: lancea
Backport-of: 3e3051e2ee93142983e9a3edee038e4f7b5ac0f2

! src/jdk.zipfs/share/classes/jdk/nio/zipfs/ZipFileSystem.java
! src/jdk.zipfs/share/classes/module-info.java
+ test/jdk/jdk/nio/zipfs/HasDotDotTest.java