Polish

See gh-42095

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/ServletComponentRegisteringPostProcessor.java

@@ -121,26 +121,20 @@ class ServletComponentRegisteringPostProcessor
 
 	@Override
 	public BeanFactoryInitializationAotContribution processAheadOfTime(ConfigurableListableBeanFactory beanFactory) {
-		return new BeanFactoryInitializationAotContribution() {
-
-			@Override
-			public void applyTo(GenerationContext generationContext,
-					BeanFactoryInitializationCode beanFactoryInitializationCode) {
-				for (String beanName : beanFactory.getBeanDefinitionNames()) {
-					BeanDefinition definition = beanFactory.getBeanDefinition(beanName);
-					if (Objects.equals(definition.getBeanClassName(),
-							WebListenerHandler.ServletComponentWebListenerRegistrar.class.getName())) {
-						String listenerClassName = (String) definition.getConstructorArgumentValues()
-							.getArgumentValue(0, String.class)
-							.getValue();
-						generationContext.getRuntimeHints()
-							.reflection()
-							.registerType(TypeReference.of(listenerClassName),
-									MemberCategory.INVOKE_DECLARED_CONSTRUCTORS);
-					}
+		return (generationContext, beanFactoryInitializationCode) -> {
+			for (String beanName : beanFactory.getBeanDefinitionNames()) {
+				BeanDefinition definition = beanFactory.getBeanDefinition(beanName);
+				if (Objects.equals(definition.getBeanClassName(),
+						WebListenerHandler.ServletComponentWebListenerRegistrar.class.getName())) {
+					String listenerClassName = (String) definition.getConstructorArgumentValues()
+						.getArgumentValue(0, String.class)
+						.getValue();
+					generationContext.getRuntimeHints()
+						.reflection()
+						.registerType(TypeReference.of(listenerClassName),
+								MemberCategory.INVOKE_DECLARED_CONSTRUCTORS);
 				}
 			}
-
 		};
 	}
 

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/support/ErrorPageFilter.java

@@ -321,12 +321,12 @@ public class ErrorPageFilter implements Filter, ErrorPageRegistry, Ordered {
 		}
 
 		@Override
-		public void sendError(int status) throws IOException {
+		public void sendError(int status) {
 			sendError(status, null);
 		}
 
 		@Override
-		public void sendError(int status, String message) throws IOException {
+		public void sendError(int status, String message) {
 			this.status = status;
 			this.message = message;
 			this.hasErrorToSend = true;