Spring Security - Unable to Autowire UserDetailsService in DaoAuthenticationProvider
问题 In my usecase I don't have a User DB table to authenticate the user password. I am using HMAC signature which client sends in API request. On server side I calculate the same HMAC signature and just need to match them for successful authentication. So I was thinking on using DaoAuthenticationProvider which Spring Security provides, without writing own custom provider class. Following are all the files I have. My Spring boot application does not build when I @Autowired private