JDK 9 Outreach

Joseph D. Darcy joe.darcy at oracle.com
Fri Sep 11 23:28:29 UTC 2015


On 9/10/2015 10:29 PM, Mani Sarkar wrote:
> Hi Dalibor,
> I have couple more suggestions to expand the great JDK 9 Outreach even
> further:
> 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. In theory I could run JDK 9 compiled code in the JDK8
> environment (sometimes with a little tweak - again is it advisable to do
> this or not, upto you if yoi want to add this as well). Please let me know
> if all this is true.

Note that I would expect that before the end of JDK 9, the class file 
version for -target 9 is revved to 53.0.

Every other major platform release has defined a new class file version, 
even if the differences are only minor.



More information about the adoption-discuss mailing list