Panama/foreign EA - May 2021

[Paul Sandoz]

See the section on restricted methods:

https://download.java.net/java/early_access/panama/docs/api/jdk.incubator.foreign/jdk/incubator/foreign/package-summary.html#restricted

Replace

-Dforeign.restricted=permit

with

--enable-native-access=ALL-UNNAMED

Hth,
Paul.

> On May 19, 2021, at 4:25 PM, Michael Bien <mbien42 at gmail.com> wrote:
> 
> Hello,
> 
> what would be the current ceremony to run a panama program?
> 
> --enable-preview --add-modules jdk.incubator.foreign -Dforeign.restricted=permit -Djava.library.path=...
> 
> worked until this build, getting
> 
> Caused by: java.lang.IllegalCallerException: Illegal native access from module: UNNAMED
>     at java.base/jdk.internal.reflect.Reflection.ensureNativeAccess(Reflection.java:113)
>     at jdk.incubator.foreign/jdk.incubator.foreign.CLinker.getInstance(CLinker.java:129)
>     at dev.mbien.jcriu.CRIUContextImpl.<clinit>(CRIUContextImpl.java:142)
>     ... 70 more
> 
> in the test of my toy project now. This might be related to the security manager changes - i couldn't find any notes.
> 
> thanks! (i like the ResourceScopes)
> 
> michael
> 
> 
> On 19.05.21 23:26, Maurizio Cimadamore wrote:
>> And... maybe it would be a good idea to actually include a link :-)
>> 
>> https://jdk.java.net/panama/
>> 
>> Maurizio
>> 
>> On 19/05/2021 22:25, Maurizio Cimadamore wrote:
>>> Hi,
>>> We have just released another early-access Panama/foreign build, which includes all the goodies we've been working on so far, from API changes, to VM upcall optimizations, to jextract stability/usability improvements.
>>> 
>>> Keep the feedback coming - we couldn't do this without your help and support.
>>> 
>>> Cheers
>>> Maurizio
>>> 
>