RFR: 8335912: Add an operation mode to the jar command when extracting to not overwriting existing files [v3]

[Henry Jen]

On Mon, 30 Sep 2024 11:38:20 GMT, Lance Andersen <lancea at openjdk.org> wrote:

>> I follow existing pattern with short status update. Open to suggestions.
>
> Perhaps something like:
> 
> ` \ \  file: {0}  exists, skipped`

Use this for now to be more close to current style,
`        \ \ skipped: {0} exists`
Was thinking perhaps a different line for detail message, but this should do, as we only skip with file exists.

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PR Review Comment: https://git.openjdk.org/jdk/pull/21141#discussion_r1783569666