I set the JRE for that project to Java 9. I do not think you can set the JRE per source folder, only per project.
Gary On May 21, 2017 1:29 AM, "Ralph Goers" <ralph.go...@dslextreme.com> wrote: I’ve modified the build to put the Java 9 classes of the API into a separate source directory. Can you see if that helps things in Eclipse? Ralph