Proposal: java.lang.reflect.Proxy and default methods

Steven Schlansker stevenschlansker at gmail.com
Wed Mar 1 21:34:59 UTC 2017


> On Mar 1, 2017, at 1:14 PM, mp911de <mpaluch at paluch.biz> wrote:
> 
> Is there any progress on this issue? In the light of Java 9, the workaround
> with
> MethodHandles.lookup()/unreflectSpecial does not work anymore because
> MethodHandles is encapsulated and calling setAccessible(true) on the
> constructor fails.
> 
> Resolving method handles inside the same module seems to work with public
> lookup,
> but as soon as a module defines an interface with default methods and this
> interface is called by a proxy handler that comes from a different module,
> it's
> no longer possible to resolve the MethodHandle.
> 
> Is this the appropriate mailing list for this case?

This is still a sticking point for us too, our (moderately popular) library
currently will not work in Java 9 because of this:

https://github.com/jdbi/jdbi/issues/497



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