RFR: 8303697: ProcessTools doesn't print last line of process output [v3]

Fri Mar 17 00:02:38 UTC 2023

On Thu, 16 Mar 2023 06:19:14 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> Leonid Mesnik has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   comments added
>
> That also affects OutputAnalyzer, right? Does this affect parsing or is this only printing?
> 
> Anyway, patch looks good to me, modulo of what David wrote. If you fix his remarks, its good to me.

@tstuefe Thank you for review. This issue is not related to OutputAnalyzer, I think. 
However it affects any line processing in ProcessTools.startProcess() and not only printing.

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PR: https://git.openjdk.org/jdk/pull/13034