非推奨の API

 @Configuration
 @EnableWebSecurity
 public class SecurityConfig {

     @Bean
     public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
         http
             .securityMatchers((matchers) -> matchers
                 .requestMatchers("/api/**")
             )
             .authorizeHttpRequests((authorize) -> authorize
                 .anyRequest().hasRole("USER")
             )
             .httpBasic(Customizer.withDefaults());
         return http.build();
     }

 }
 

 @Configuration
 @EnableWebSecurity
 public class SecurityConfig {

        @Bean
        public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
                http
                        .authorizeHttpRequests((authorize) -> authorize
                                .dispatcherTypeMatchers(DispatcherType.ERROR).permitAll()
                                // ...
                        );
                return http.build();
        }
 }
 

        if (registration instanceof OpenSamlRelyingPartyRegistration openSamlRegistration) {
            EntityDescriptor descriptor = openSamlRegistration.getAssertingPartyDetails.getEntityDescriptor();
        }
 

        if (registration.getAssertingPartyMetadata() instanceof openSamlAssertingPartyDetails) {
            EntityDescriptor descriptor = openSamlAssertingPartyDetails.getEntityDescriptor();
        }
 

 @Configuration
 @EnableWebSecurity
 public class SecurityConfig {

        @Bean
        public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
                http
                        .authorizeHttpRequests((authorize) -> authorize
                                .dispatcherTypeMatchers(DispatcherType.ERROR).permitAll()
                                // ...
                        );
                return http.build();
        }
 }
 

 @Configuration
 @EnableWebSecurity
 public class SecurityConfig {

        @Bean
        public SecurityFilterChain securityFilterChain(HttpSecurity http) throws Exception {
                http
                        .authorizeHttpRequests((authorize) -> authorize
                                .dispatcherTypeMatchers(DispatcherType.ERROR).permitAll()
                                // ...
                        );
                return http.build();
        }
 }