[crac] RFR: Improve C/R exception printout [v2]

Radim Vansa rvansa at openjdk.org
Mon Mar 18 07:38:38 UTC 2024

On Fri, 16 Feb 2024 17:01:43 GMT, Radim Vansa <rvansa at openjdk.org> wrote:

>> Some users might get confused by the inner exceptions reported during C/R as *suppressed* exceptions. This PR changes the printout to make it look as if the exception had multiple causes. For example the DryRunTest will report this:
>> jdk.crac.CheckpointException: Failed with 2 inner exceptions
>> Cause 1/2: java.lang.RuntimeException: should not pass
>> 	at DryRunTest$CRResource.beforeCheckpoint(DryRunTest.java:47)
>> 	at java.base/jdk.crac.impl.AbstractContext.invokeBeforeCheckpoint(AbstractContext.java:44)
>> 	... (redacted)
>> Cause 2/2: jdk.crac.impl.CheckpointOpenFileException: /tmp/jtreg-DryRunTest6956725915963168340.tmp
>> 	at java.base/jdk.internal.crac.JDKFileResource.lambda$beforeCheckpoint$1(JDKFileResource.java:89)
>> 	at java.base/jdk.crac.Core.checkpointRestore1(Core.java:174)
>>         ... (redacted)
> Radim Vansa has updated the pull request incrementally with one additional commit since the last revision:
>   Replace suppressed exceptions with nested ones

Still relevant.


PR Comment: https://git.openjdk.org/crac/pull/145#issuecomment-2003105998

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