Add @Configuration on @Enable*-annotated classes

servlet/spring-boot/java/oauth2/login/src/integTest/java/example/OAuth2LoginApplicationTests.java

@@ -41,6 +41,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpStatus;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@@ -328,6 +329,7 @@ public class OAuth2LoginApplicationTests {
 		return response;
 	}
 
+	@Configuration
 	@EnableWebSecurity
 	public static class SecurityTestConfig {
 

servlet/spring-boot/java/oauth2/resource-server/hello-security/src/main/java/example/OAuth2ResourceServerSecurityConfiguration.java

@@ -17,6 +17,7 @@ package example;
 
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@@ -30,6 +31,7 @@ import org.springframework.security.web.SecurityFilterChain;
  *
  * @author Josh Cummings
  */
+@Configuration
 @EnableWebSecurity
 public class OAuth2ResourceServerSecurityConfiguration {
 

servlet/spring-boot/java/oauth2/resource-server/jwe/src/main/java/example/OAuth2ResourceServerSecurityConfiguration.java

@@ -40,6 +40,7 @@ import com.nimbusds.jwt.proc.JWTProcessor;
 
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.oauth2.jwt.JwtDecoder;
@@ -53,6 +54,7 @@ import static org.springframework.security.config.Customizer.withDefaults;
  *
  * @author Josh Cummings
  */
+@Configuration
 @EnableWebSecurity
 public class OAuth2ResourceServerSecurityConfiguration {
 

servlet/spring-boot/java/oauth2/resource-server/opaque/src/main/java/example/OAuth2ResourceServerSecurityConfiguration.java

@@ -17,6 +17,7 @@ package example;
 
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpMethod;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
@@ -27,6 +28,7 @@ import org.springframework.security.web.SecurityFilterChain;
  *
  * @author Josh Cummings
  */
+@Configuration
 @EnableWebSecurity
 public class OAuth2ResourceServerSecurityConfiguration {
 

servlet/spring-boot/java/oauth2/webclient/src/main/java/example/SecurityConfiguration.java

@@ -16,6 +16,7 @@
 package example;
 
 import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.core.userdetails.User;
@@ -31,6 +32,7 @@ import static org.springframework.security.config.Customizer.withDefaults;
  *
  * @author Joe Grandja
  */
+@Configuration
 @EnableWebSecurity
 public class SecurityConfiguration {