Due to [JEP 372](https://openjdk.org/jeps/372), Java >=15 is missing the Javascript runtime engine required for the script evaluation to work. Because users are on [Java 8, upgrading is non-trivial](https://github.com/hazelcast/hazelcast-remote-controller/pull/69#discussion_r1481867863).
Due to JEP 372, Java >=15 is missing the Javascript runtime engine required for the script evaluation to work.
Because users are on Java 8, upgrading is non-trivial.