springsecurity auth2 配置
1、核心类: ResourceServerConfigurerAdapter、ResourceServerTokenServices、AuthorizationServerConfigurerAdapter、RedisTokenStore、WebSecurityConfigurerAdapter、DefaultUserAuthenticationConverter、UserDetailsService、FrameworkEndpointHandlerMapping、TokenEndpoint、ClientDetailsService、CompositeTokenGranter,ResourceOwnerPasswordTokenGranter
ResourceServerConfigurerAdapter 资源服务器配置