"Illegal reflective access operation" warning in com.headius.backport9 on launch #6049
Description
Environment
- jruby 9.2.9.0 (2.5.7) 2019-10-30 458ad3e OpenJDK 64-Bit Server VM 13.0.2+8 on 13.0.2+8 +jit [darwin-x86_64]
- openjdk version "13.0.2" 2020-01-14 [AdoptOpenJDK (build 13.0.2+8)]
- macOS Mojave 10.14.6
Notes
- Installed adoptopenjdk using homebrew-cask formula
- Installed jruby using ruby-build formula
Observed behavior
$ jruby -e 'puts "hi"'
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.headius.backport9.modules.Modules to method sun.nio.ch.NativeThread.signal(long)
WARNING: Please consider reporting this to the maintainers of com.headius.backport9.modules.Modules
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
hi
Expected behavior
No warnings.
Investigation/Similar Issues
-
I get this error when running logstash 7.1.0 headius/backport9#2
- Tried the suggested
--add-opensflags, no change
- Tried the suggested
-
Illegal Reflective Access Operation Warning #5864
- Running newer jruby build, still seeing same warnings