RFR: 8303198: System and Runtime.exit() resilience to logging errors

[Alan Bateman]

On Mon, 27 Feb 2023 15:41:01 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

> Consolidate logging and handle exceptions by printing to standard error and ignoring the exception.
> Exceptions while logging will not interfere with Runtime.exit.

src/java.base/share/classes/java/lang/Shutdown.java line 189:

> 187:             } catch (Throwable throwable2) {
> 188:                 // Ignore
> 189:             }

The update means that several threads racing to exit may result in more than one message being logged. I don't think that's a big issue but just wanted to make sure that this was deliberate.

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PR: https://git.openjdk.org/jdk/pull/12770