Oracle Java Docs

Trigger: !java

Try it

Kagi would openhttps://docs.oracle.com/apps/search/search.jsp?q=trait+objects&category=java

Run !java in Kagi

URL pattern: https://docs.oracle.com/apps/search/search.jsp?q=query&category=java

Searches docs.oracle.com, filed under Languages (java).

Other bangs for docs.oracle.com