Added Springfox Swagger-UI and it's not working, what am I missing?

Question

Following the instructions here:

http://www.baeldung.com/swagger-2-documentation-for-spring-rest-api

I added these dependencies to my project:

Answer 1

Conclusion: I find there are no jar files under maven repository ${user_home}/.m2/repository/io/springfox/springfox-swagger-ui/2.9.2,after below steps everything is ok.

I solved this issue by follow steps:

• go to ${user_home}/.m2/repository/io/springfox/springfox-swagger-ui/2.9.2
• examine whether the files under 2.9.2 is complete。if there are missing files,delete the whole 2.9.2 directory
• execute reimport all maven projects in intellij idea

My spring boot version is 2.2.2.