The Javadoc said "This has no effect on collections and maps as these types are automatically identified."

Comment From: snicoll

Yup, you're are right, these are useless. I'd like to figure out why the spring.ssl keys do not work in content assist before proceeding with this.

Comment From: snicoll

So this turns out to actually fix https://github.com/spring-projects/spring-boot/issues/35656