review comments for JEP 12: Preview Language and VM Features JDK-8195734

Harold David Seigel harold.seigel at
Mon Dec 10 20:26:19 UTC 2018

Hi Alex,

On 12/10/2018 3:00 PM, Alex Buckley wrote:
> 3. The wording of the logging output is "Loading preview feature type 
> $NAME". That sounds like the type is part of the preview feature, 
> i.e., involved in supporting the preview feature, e.g., the 
> java.lang.AutoCloseable type if the try-with-resources statement had 
> been a preview feature. The word "type" also seems unusually abstract 
> for logging output. Recommend "Loading class file that depends on 
> preview features: $NAME", or, if it's redundant to say "Loading class 
> file" in a log about class loading, then "$NAME depends on preview 

We don't know if the class file actually depends on the preview 
features, just that it was compiled with 65535.  So, how about:

    "Loading class file that is enabled for preview features: $NAME" ?

Thanks, Harold

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