RFR: 8301627: System.exit and Runtime.exit debug logging [v4]

[Stuart Marks]

On Tue, 14 Feb 2023 18:56:29 GMT, Roger Riggs <rriggs at openjdk.org> wrote:

>> It can be difficult to find the cause of calls to `java.lang.System.exit(status)` and `Runtime.exit(status)` because the Java runtime exits.
>> The status value and stack trace are logged using the System Logger named `java.lang.Runtime` with message level `System.Logger.Level.DEBUG`.
>
> Roger Riggs has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Correct System.getLogger link

src/java.base/share/classes/java/lang/Shutdown.java line 168:

> 166:                 Throwable throwable = new Throwable("Runtime.exit(" + status + ")");
> 167:                 log.log(System.Logger.Level.DEBUG, "Runtime.exit() called with status: " + status,
> 168:                         throwable);

I'd put a try/catch around the actual logging of the message, to avoid a situation where an error in the logger handler prevents the system from being shut down.

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PR: https://git.openjdk.org/jdk/pull/12517