Certification of Preview Features

Andrew Haley aph at redhat.com
Tue Mar 19 10:12:41 UTC 2019

On 3/18/19 5:01 PM, Brian Goetz wrote:

> I disagree; a compliant implementation should pass the tests that do
> not rely on preview features in both modes.  What if an
> implementation, in preview mode, implemented completely different
> semantics for a standard feature?  If you only had to pass the
> “preview” tests in preview mode, such an implementation would appear
> compliant, even though this is grossly inconsistent with the spirit.

Should pass, yes. But I read Volker's question in the spirit of
practicality: we cannot test the JDK in a reasonable time in all
possible modes.

Andrew Haley
Java Platform Lead Engineer
Red Hat UK Ltd. <https://www.redhat.com>
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