JDK 9 Outreach
dalibor.topic at oracle.com
Mon Nov 23 21:42:58 UTC 2015
On 11.09.2015 07:29, Mani Sarkar wrote:
> Hi Dalibor,
> I have couple more suggestions to expand the great JDK 9 Outreach even
> 1. The major version token in the output of javap -verbose SomeClass, returns
> 52 for both JDK 8 and JDK 9 compiled sources. It would be helpful to
> mention this so everyone is aware of it, as no new byte codes have been
> introduced in 9.
Fwiw, there were no new bytecodes introduced in most new major revisions
of the Java platform. Those two things are not directly related in that
Please see the JVM specification, 'Class file format' for details.
> In theory I could run JDK 9 compiled code in the JDK8
Yes, there is a JEP for that: http://openjdk.java.net/jeps/247 ;)
> 2. setAccessible - this is now not accessible with the new JDK 9 EA builds
> ? Has this been recent or since long. Not sure if this is mentioned
> specifically in the outreach documentation.
Yeah, it's overdue for an overhaul now that the Jigsaw EA builds are out
there with more JEP goodness. I'll take a stab at it later this week.
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