On 15/02/17 21:56, Christian Thalinger wrote: > >> On Feb 14, 2017, at 4:38 AM, Andrew Haley <a...@redhat.com> wrote: >> >> On 14/02/17 14:37, Alan Bateman wrote: >>> --patch-module can be used to patch any module in the boot layer. So if >>> you are looking to override or add classes then --patch-module should work. >> >> Aha! Thanks, > > Does it?
Not quite. The problem is that the service loader finds classes in the Hotspot copy of Graal which don't exist in the external copy, and chaos ensues. I suppose the only way to make it work is to replace the copy of Graal in HotSpot, but I don't think that's a trivial thing to do. Andrew.