git: openjdk/jdk: master: 8220816: (fs) Files.createDirectory should make it more obvious that it fails when the directory already exists

[Brian Burkhalter]

Changeset: 002fff39
Branch: master
Author:    Brian Burkhalter <bpb at openjdk.org>
Date:      2025-12-01 16:57:59 +0000
URL:       https://git.openjdk.org/jdk/commit/002fff39aace870b27a9068de1662fcb0b3033a6

8220816: (fs) Files.createDirectory should make it more obvious that it fails when the directory already exists

Reviewed-by: alanb, jpai

! src/java.base/share/classes/java/nio/file/Files.java