Fix `FileUtils.copyRecursive()` and add unit tests -------------
Commit messages: - Remove trailing whitespace. - 8343221: IOUtils.copyRecursive() doesn't create parent directories Changes: https://git.openjdk.org/jdk/pull/27405/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=27405&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8343221 Stats: 144 lines in 3 files changed: 122 ins; 2 del; 20 mod Patch: https://git.openjdk.org/jdk/pull/27405.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/27405/head:pull/27405 PR: https://git.openjdk.org/jdk/pull/27405
