https://docs.spring.io/spring-hateoas/docs/2.4.x/api/org/springframework/hateoas/mediatype/alps/class-use/Ext.ExtBuilder.html
Uses of Class org.springframework.hateoas.mediatype.alps.Ext.ExtBuilder (Spring HATEOAS 2.4.1 API)
use: package: org.springframework.hateoas.mediatype.alps, class: Ext, class: ExtBuilder