Replace usage of WebMvcConfigurerAdapter

Closes gh-8964

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/endpoint/mvc/AbstractMvcEndpoint.java

@@ -21,7 +21,7 @@ import org.springframework.boot.actuate.endpoint.EndpointProperties;
 import org.springframework.context.EnvironmentAware;
 import org.springframework.core.env.Environment;
 import org.springframework.util.Assert;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * Abstract base class for {@link MvcEndpoint} implementations without a backing
@@ -31,8 +31,8 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
  * @author Lari Hotari
  * @since 1.4.0
  */
-public abstract class AbstractMvcEndpoint extends WebMvcConfigurerAdapter
-		implements MvcEndpoint, EnvironmentAware {
+public abstract class AbstractMvcEndpoint
+		implements MvcEndpoint, WebMvcConfigurer, EnvironmentAware {
 
 	private Environment environment;
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/neo4j/Neo4jDataAutoConfiguration.java

@@ -39,7 +39,7 @@ import org.springframework.data.neo4j.transaction.Neo4jTransactionManager;
 import org.springframework.data.neo4j.web.support.OpenSessionInViewInterceptor;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Spring Data Neo4j.
@@ -108,14 +108,14 @@ public class Neo4jDataAutoConfiguration {
 
 	@Configuration
 	@ConditionalOnWebApplication(type = Type.SERVLET)
-	@ConditionalOnClass({ WebMvcConfigurerAdapter.class,
+	@ConditionalOnClass({ WebMvcConfigurer.class,
 			OpenSessionInViewInterceptor.class })
 	@ConditionalOnMissingBean(OpenSessionInViewInterceptor.class)
 	@ConditionalOnProperty(prefix = "spring.data.neo4j", name = "open-in-view", havingValue = "true", matchIfMissing = true)
 	protected static class Neo4jWebConfiguration {
 
 		@Configuration
-		protected static class Neo4jWebMvcConfiguration extends WebMvcConfigurerAdapter {
+		protected static class Neo4jWebMvcConfiguration implements WebMvcConfigurer {
 
 			@Bean
 			public OpenSessionInViewInterceptor neo4jOpenSessionInViewInterceptor() {

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/data/web/SpringDataWebAutoConfiguration.java

@@ -26,7 +26,7 @@ import org.springframework.boot.autoconfigure.data.rest.RepositoryRestMvcAutoCon
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.web.PageableHandlerMethodArgumentResolver;
 import org.springframework.data.web.config.EnableSpringDataWebSupport;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Spring Data's web support.
@@ -41,7 +41,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
 @EnableSpringDataWebSupport
 @ConditionalOnWebApplication(type = Type.SERVLET)
 @ConditionalOnClass({ PageableHandlerMethodArgumentResolver.class,
-		WebMvcConfigurerAdapter.class })
+		WebMvcConfigurer.class })
 @ConditionalOnMissingBean(PageableHandlerMethodArgumentResolver.class)
 @AutoConfigureAfter(RepositoryRestMvcAutoConfiguration.class)
 public class SpringDataWebAutoConfiguration {

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/mobile/DeviceResolverAutoConfiguration.java

@@ -33,7 +33,7 @@ import org.springframework.mobile.device.DeviceResolver;
 import org.springframework.mobile.device.DeviceResolverHandlerInterceptor;
 import org.springframework.web.method.support.HandlerMethodArgumentResolver;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Spring Mobile's
@@ -62,7 +62,7 @@ public class DeviceResolverAutoConfiguration {
 	@Configuration
 	@Order(0)
 	protected static class DeviceResolverMvcConfiguration
-			extends WebMvcConfigurerAdapter {
+			implements WebMvcConfigurer {
 
 		private DeviceResolverHandlerInterceptor deviceResolverHandlerInterceptor;
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/mobile/SitePreferenceAutoConfiguration.java

@@ -33,7 +33,7 @@ import org.springframework.mobile.device.site.SitePreferenceHandlerInterceptor;
 import org.springframework.mobile.device.site.SitePreferenceHandlerMethodArgumentResolver;
 import org.springframework.web.method.support.HandlerMethodArgumentResolver;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Spring Mobile's
@@ -64,7 +64,7 @@ public class SitePreferenceAutoConfiguration {
 
 	@Configuration
 	protected static class SitePreferenceMvcConfiguration
-			extends WebMvcConfigurerAdapter {
+			implements WebMvcConfigurer {
 
 		private final SitePreferenceHandlerInterceptor sitePreferenceHandlerInterceptor;
 

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/orm/jpa/JpaBaseConfiguration.java

@@ -52,7 +52,7 @@ import org.springframework.orm.jpa.vendor.AbstractJpaVendorAdapter;
 import org.springframework.transaction.PlatformTransactionManager;
 import org.springframework.transaction.jta.JtaTransactionManager;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * Base {@link EnableAutoConfiguration Auto-configuration} for JPA.
@@ -197,7 +197,7 @@ public abstract class JpaBaseConfiguration implements BeanFactoryAware {
 
 	@Configuration
 	@ConditionalOnWebApplication(type = Type.SERVLET)
-	@ConditionalOnClass(WebMvcConfigurerAdapter.class)
+	@ConditionalOnClass(WebMvcConfigurer.class)
 	@ConditionalOnMissingBean({ OpenEntityManagerInViewInterceptor.class,
 			OpenEntityManagerInViewFilter.class })
 	@ConditionalOnProperty(prefix = "spring.jpa", name = "open-in-view", havingValue = "true", matchIfMissing = true)
@@ -206,7 +206,7 @@ public abstract class JpaBaseConfiguration implements BeanFactoryAware {
 		// Defined as a nested config to ensure WebMvcConfigurerAdapter is not read when
 		// not on the classpath
 		@Configuration
-		protected static class JpaWebMvcConfiguration extends WebMvcConfigurerAdapter {
+		protected static class JpaWebMvcConfiguration implements WebMvcConfigurer {
 
 			@Bean
 			public OpenEntityManagerInViewInterceptor openEntityManagerInViewInterceptor() {

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/security/oauth2/OAuth2AutoConfiguration.java

@@ -30,7 +30,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.Import;
 import org.springframework.security.oauth2.common.OAuth2AccessToken;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
  * {@link EnableAutoConfiguration Auto-configuration} for Spring Security OAuth2.
@@ -40,7 +40,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
  * @since 1.3.0
  */
 @Configuration
-@ConditionalOnClass({ OAuth2AccessToken.class, WebMvcConfigurerAdapter.class })
+@ConditionalOnClass({ OAuth2AccessToken.class, WebMvcConfigurer.class })
 @Import({ OAuth2AuthorizationServerConfiguration.class,
 		OAuth2MethodSecurityConfiguration.class, OAuth2ResourceServerConfiguration.class,
 		OAuth2RestOperationsConfiguration.class })

spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfiguration.java

@@ -114,7 +114,7 @@ import org.springframework.web.servlet.config.annotation.ResourceChainRegistrati
 import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistration;
 import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 import org.springframework.web.servlet.handler.AbstractHandlerExceptionResolver;
 import org.springframework.web.servlet.handler.AbstractUrlHandlerMapping;
 import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
@@ -146,7 +146,7 @@ import org.springframework.web.servlet.view.InternalResourceViewResolver;
 @Configuration
 @ConditionalOnWebApplication(type = Type.SERVLET)
 @ConditionalOnClass({ Servlet.class, DispatcherServlet.class,
-		WebMvcConfigurerAdapter.class })
+		WebMvcConfigurer.class })
 @ConditionalOnMissingBean(WebMvcConfigurationSupport.class)
 @AutoConfigureOrder(Ordered.HIGHEST_PRECEDENCE + 10)
 @AutoConfigureAfter({ DispatcherServletAutoConfiguration.class,
@@ -170,15 +170,15 @@ public class WebMvcAutoConfiguration {
 		return new OrderedHttpPutFormContentFilter();
 	}
 
-	// Defined as a nested config to ensure WebMvcConfigurerAdapter is not read when not
+	// Defined as a nested config to ensure WebMvcConfigurer is not read when not
 	// on the classpath
 	@Configuration
 	@Import({ EnableWebMvcConfiguration.class, MvcValidatorRegistrar.class })
 	@EnableConfigurationProperties({ WebMvcProperties.class, ResourceProperties.class })
-	public static class WebMvcAutoConfigurationAdapter extends WebMvcConfigurerAdapter {
+	public static class WebMvcAutoConfigurationAdapter implements WebMvcConfigurer {
 
 		private static final Log logger = LogFactory
-				.getLog(WebMvcConfigurerAdapter.class);
+				.getLog(WebMvcConfigurer.class);
 
 		private final ResourceProperties resourceProperties;
 

spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/servlet/WebMvcAutoConfigurationTests.java

@@ -78,7 +78,7 @@ import org.springframework.web.servlet.LocaleResolver;
 import org.springframework.web.servlet.View;
 import org.springframework.web.servlet.ViewResolver;
 import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 import org.springframework.web.servlet.handler.HandlerExceptionResolverComposite;
 import org.springframework.web.servlet.handler.SimpleUrlHandlerMapping;
 import org.springframework.web.servlet.i18n.AcceptHeaderLocaleResolver;
@@ -834,7 +834,7 @@ public class WebMvcAutoConfigurationTests {
 	}
 
 	@Configuration
-	protected static class WebJars extends WebMvcConfigurerAdapter {
+	protected static class WebJars implements WebMvcConfigurer {
 
 		@Override
 		public void addResourceHandlers(ResourceHandlerRegistry registry) {
@@ -845,7 +845,7 @@ public class WebMvcAutoConfigurationTests {
 	}
 
 	@Configuration
-	protected static class AllResources extends WebMvcConfigurerAdapter {
+	protected static class AllResources implements WebMvcConfigurer {
 
 		@Override
 		public void addResourceHandlers(ResourceHandlerRegistry registry) {
@@ -976,7 +976,7 @@ public class WebMvcAutoConfigurationTests {
 	}
 
 	@Configuration
-	protected static class ValidatorWebMvcConfigurer extends WebMvcConfigurerAdapter {
+	protected static class ValidatorWebMvcConfigurer implements WebMvcConfigurer {
 
 		@Override
 		public Validator getValidator() {

spring-boot-samples/spring-boot-sample-atmosphere/src/main/java/sample/atmosphere/SampleAtmosphereApplication.java

@@ -33,7 +33,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.core.Ordered;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootConfiguration
 @EnableAutoConfiguration
@@ -60,7 +60,7 @@ public class SampleAtmosphereApplication {
 	}
 
 	@Configuration
-	static class MvcConfiguration extends WebMvcConfigurerAdapter {
+	static class MvcConfiguration implements WebMvcConfigurer {
 
 		@Override
 		public void addViewControllers(ViewControllerRegistry registry) {

spring-boot-samples/spring-boot-sample-traditional/src/main/java/sample/traditional/config/WebConfig.java

@@ -23,13 +23,13 @@ import org.springframework.web.servlet.DispatcherServlet;
 import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 import org.springframework.web.servlet.view.InternalResourceViewResolver;
 
 @EnableWebMvc
 @ComponentScan
 @Configuration
-public class WebConfig extends WebMvcConfigurerAdapter {
+public class WebConfig implements WebMvcConfigurer {
 
 	@Override
 	public void addViewControllers(ViewControllerRegistry registry) {

spring-boot-samples/spring-boot-sample-web-method-security/src/main/java/sample/security/method/SampleMethodSecurityApplication.java

@@ -35,11 +35,11 @@ import org.springframework.security.web.util.matcher.AntPathRequestMatcher;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootApplication
 @EnableGlobalMethodSecurity(securedEnabled = true)
-public class SampleMethodSecurityApplication extends WebMvcConfigurerAdapter {
+public class SampleMethodSecurityApplication implements WebMvcConfigurer {
 
 	@Controller
 	protected static class HomeController {

spring-boot-samples/spring-boot-sample-web-secure-custom/src/main/java/sample/web/secure/custom/SampleWebSecureCustomApplication.java

@@ -31,11 +31,11 @@ import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootApplication
 @Controller
-public class SampleWebSecureCustomApplication extends WebMvcConfigurerAdapter {
+public class SampleWebSecureCustomApplication implements WebMvcConfigurer {
 
 	@GetMapping("/")
 	public String home(Map<String, Object> model) {

spring-boot-samples/spring-boot-sample-web-secure-github/src/main/java/sample/web/secure/github/SampleGithubSecureApplication.java

@@ -19,11 +19,11 @@ package sample.web.secure.github;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.autoconfigure.security.oauth2.client.EnableOAuth2Sso;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootApplication
 @EnableOAuth2Sso
-public class SampleGithubSecureApplication extends WebMvcConfigurerAdapter {
+public class SampleGithubSecureApplication implements WebMvcConfigurer {
 
 	public static void main(String[] args) throws Exception {
 		SpringApplication.run(SampleGithubSecureApplication.class, args);

spring-boot-samples/spring-boot-sample-web-secure-jdbc/src/main/java/sample/web/secure/jdbc/SampleWebSecureJdbcApplication.java

@@ -34,11 +34,11 @@ import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootApplication
 @Controller
-public class SampleWebSecureJdbcApplication extends WebMvcConfigurerAdapter {
+public class SampleWebSecureJdbcApplication implements WebMvcConfigurer {
 
 	@GetMapping("/")
 	public String home(Map<String, Object> model) {

spring-boot-samples/spring-boot-sample-web-secure/src/main/java/sample/web/secure/SampleWebSecureApplication.java

@@ -31,11 +31,11 @@ import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 @SpringBootApplication
 @Controller
-public class SampleWebSecureApplication extends WebMvcConfigurerAdapter {
+public class SampleWebSecureApplication implements WebMvcConfigurer {
 
 	@GetMapping("/")
 	public String home(Map<String, Object> model) {

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/web/servlet/WebMvcTypeExcludeFilterTests.java

@@ -30,7 +30,7 @@ import org.springframework.stereotype.Controller;
 import org.springframework.stereotype.Repository;
 import org.springframework.stereotype.Service;
 import org.springframework.web.bind.annotation.ControllerAdvice;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -155,7 +155,7 @@ public class WebMvcTypeExcludeFilterTests {
 
 	}
 
-	static class ExampleWeb extends WebMvcConfigurerAdapter {
+	static class ExampleWeb implements WebMvcConfigurer {
 
 	}
 

spring-boot-test-autoconfigure/src/test/java/org/springframework/boot/test/autoconfigure/web/servlet/mockmvc/ExampleWebMvcConfigurer.java

@@ -26,7 +26,6 @@ import org.springframework.web.context.request.NativeWebRequest;
 import org.springframework.web.method.support.HandlerMethodArgumentResolver;
 import org.springframework.web.method.support.ModelAndViewContainer;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
 
 /**
  * Example {@link WebMvcConfigurer} used in {@link WebMvcTest} tests.
@@ -34,7 +33,7 @@ import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter
  * @author Phillip Webb
  */
 @Component
-public class ExampleWebMvcConfigurer extends WebMvcConfigurerAdapter {
+public class ExampleWebMvcConfigurer implements WebMvcConfigurer {
 
 	@Override
 	public void addArgumentResolvers(

spring-boot/src/test/java/org/springframework/boot/web/servlet/support/ErrorPageFilterIntegrationTests.java

@@ -52,7 +52,7 @@ import org.springframework.web.servlet.DispatcherServlet;
 import org.springframework.web.servlet.ModelAndView;
 import org.springframework.web.servlet.config.annotation.EnableWebMvc;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
-import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 import org.springframework.web.servlet.handler.HandlerInterceptorAdapter;
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -128,7 +128,7 @@ public class ErrorPageFilterIntegrationTests {
 	}
 
 	@Controller
-	public static class HelloWorldController extends WebMvcConfigurerAdapter {
+	public static class HelloWorldController implements WebMvcConfigurer {
 
 		private int status;