yes, we should just remove the example "java-basic". I don't think we have documented this notation anywhere.

Originally posted by @adangel in https://github.com/_render_node/MDIzOlB1bGxSZXF1ZXN0UmV2aWV3VGhyZWFkMjQxNTA1NDM5OnYy/pull_request_review_threads/discussion

This notation is much less useful since we moved the rules into categories, and reduced the number of rulesets. Removing it for 7.0 should be considered.