RFR: 8354469: Keytool exposes the password in plain text when command is piped using | grep [v10]

[Naoto Sato]

On Fri, 26 Sep 2025 22:59:32 GMT, Weijun Wang <weijun at openjdk.org> wrote:

>> Allow password hiding even if there is no `System.console`. A manual test is included.
>
> Weijun Wang has updated the pull request incrementally with one additional commit since the last revision:
> 
>   update bug list in test

LGTM from the Console view. I am still quite not sure about the usage of `System.in.available()`, so leave it to someone else to approve

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PR Review: https://git.openjdk.org/jdk/pull/27196#pullrequestreview-3281457647