Hi all, This PR addresses [8332124](https://bugs.openjdk.org/browse/JDK-8332124) enabling jcmd to accept "help" as an argument to subcommands.
Testing: - [x] Verified running `jcmd 4711 VM.metaspace help` works along with other subcommands. - [x] Added test case passes. Thanks, Sonia ------------- Commit messages: - 8332124: Jcmd processing should accept the "help" sub option as command argument Changes: https://git.openjdk.org/jdk/pull/19776/files Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=19776&range=00 Issue: https://bugs.openjdk.org/browse/JDK-8332124 Stats: 94 lines in 3 files changed: 94 ins; 0 del; 0 mod Patch: https://git.openjdk.org/jdk/pull/19776.diff Fetch: git fetch https://git.openjdk.org/jdk.git pull/19776/head:pull/19776 PR: https://git.openjdk.org/jdk/pull/19776
