RFR(S): 8227255: Switchable helpful NullPointerExceptions
goetz.lindenmaier at sap.com
Tue Jul 9 09:06:51 UTC 2019
any comments on the name of the flag
or the corresponding documentation?
(This change will be merged into 8218628...)
> -----Original Message-----
> From: Lindenmaier, Goetz
> Sent: Donnerstag, 4. Juli 2019 12:36
> To: hotspot-runtime-dev at openjdk.java.net
> Cc: Coleen Phillimore (coleen.phillimore at oracle.com)
> <coleen.phillimore at oracle.com>; David Holmes <david.holmes at oracle.com>
> Subject: RFR(S): 8227255: Switchable helpful NullPointerExceptions
> please review this small change.
> It will be part of JEP 8220715
> The exception messages proposed there will first be
> off per default. After gathering experience, they
> will be turned on per default.
> I was asked to use a manageable flag so it can be switched
> by jcmd.
> The flag: SuppressCodeDetailsInExceptionMessages
> "Suppress" because the feature is meant to be on per
> default in the long run. Then you'll have to
> use -XX:_+_ if using the switch.
> "CodeDetails" tries to summarize the concerns with
> the message.
> The flag does not mention NPE so it can be used in
> other, similar cases.
> If there are not objections to the flag name, I'll file a
> CSR. Or should I wait with the CSR until the JEP is
> Best regards,
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