RFR: 8274621: NullPointerException because listenAddress[0] is null

[Leonid Mesnik]

On Tue, 5 Oct 2021 22:34:38 GMT, Alex Menkov <amenkov at openjdk.org> wrote:

> The change fixes ProcessTools.startProcess "warmup predicate" synchronization issue.
> Initially the predicate was called only for STDOUT;
> From jdk8 it's called for STDERR too (but ProcessTools javadoc was not updated).
> The fix keeps existing functionality as is (as we have this behavior for a long time and we have tests which expect STDERR output), but adds synchronization to avoid calling predicate after previous call returned "true".
> Also updated javadoc to reflect actual behavior.

Marked as reviewed by lmesnik (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/5830