diff --git a/spring-core/src/main/java/org/springframework/core/type/classreading/MergedAnnotationReadingVisitor.java b/spring-core/src/main/java/org/springframework/core/type/classreading/MergedAnnotationReadingVisitor.java
index f25bdc19565..0af13e6d002 100644
--- a/spring-core/src/main/java/org/springframework/core/type/classreading/MergedAnnotationReadingVisitor.java
+++ b/spring-core/src/main/java/org/springframework/core/type/classreading/MergedAnnotationReadingVisitor.java
@@ -117,6 +117,7 @@ class MergedAnnotationReadingVisitor<A extends Annotation> extends AnnotationVis
 		return new MergedAnnotationReadingVisitor<>(this.classLoader, this.source, type, consumer);
 	}
 
+
 	@SuppressWarnings("unchecked")
 	static <A extends Annotation> @Nullable AnnotationVisitor get(@Nullable ClassLoader classLoader,
 			@Nullable Object source, String descriptor, boolean visible,
diff --git a/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleMetadataReaderFactory.java b/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleMetadataReaderFactory.java
index 3d0d6e0de32..2d55b67e817 100644
--- a/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleMetadataReaderFactory.java
+++ b/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleMetadataReaderFactory.java
@@ -32,7 +32,6 @@ import org.springframework.core.io.ResourceLoader;
  */
 public class SimpleMetadataReaderFactory extends AbstractMetadataReaderFactory {
 
-
 	/**
 	 * Create a new SimpleMetadataReaderFactory for the default class loader.
 	 */
@@ -57,6 +56,7 @@ public class SimpleMetadataReaderFactory extends AbstractMetadataReaderFactory {
 		super(classLoader);
 	}
 
+
 	@Override
 	public MetadataReader getMetadataReader(Resource resource) throws IOException {
 		return new SimpleMetadataReader(resource, getResourceLoader().getClassLoader());
diff --git a/spring-core/src/main/java24/org/springframework/core/type/classreading/ClassFileMetadataReaderFactory.java b/spring-core/src/main/java24/org/springframework/core/type/classreading/ClassFileMetadataReaderFactory.java
index 0aab392609c..1ad976ea49b 100644
--- a/spring-core/src/main/java24/org/springframework/core/type/classreading/ClassFileMetadataReaderFactory.java
+++ b/spring-core/src/main/java24/org/springframework/core/type/classreading/ClassFileMetadataReaderFactory.java
@@ -30,7 +30,7 @@ import org.springframework.core.io.ResourceLoader;
  * @author Brian Clozel
  * @since 7.0
  */
-class ClassFileMetadataReaderFactory extends AbstractMetadataReaderFactory {
+final class ClassFileMetadataReaderFactory extends AbstractMetadataReaderFactory {
 
 	/**
 	 * Create a new ClassFileMetadataReaderFactory for the default class loader.
diff --git a/spring-core/src/test/java/org/springframework/core/codec/ResourceRegionEncoderTests.java b/spring-core/src/test/java/org/springframework/core/codec/ResourceRegionEncoderTests.java
index 3d813822d69..bb67f3025a9 100644
--- a/spring-core/src/test/java/org/springframework/core/codec/ResourceRegionEncoderTests.java
+++ b/spring-core/src/test/java/org/springframework/core/codec/ResourceRegionEncoderTests.java
@@ -41,11 +41,13 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 /**
  * Test cases for {@link ResourceRegionEncoder} class.
+ *
  * @author Brian Clozel
  */
 class ResourceRegionEncoderTests extends AbstractLeakCheckingTests {
 
-	private ResourceRegionEncoder encoder = new ResourceRegionEncoder();
+	private final ResourceRegionEncoder encoder = new ResourceRegionEncoder();
+
 
 	@Test
 	void canEncode() {
@@ -116,7 +118,7 @@ class ResourceRegionEncoderTests extends AbstractLeakCheckingTests {
 				.verify();
 	}
 
-	@Test // gh-22107
+	@Test  // gh-22107
 	void cancelWithoutDemandForMultipleResourceRegions() {
 		Resource resource = new ClassPathResource("ResourceRegionEncoderTests.txt", getClass());
 		Flux<ResourceRegion> regions = Flux.just(
@@ -138,7 +140,7 @@ class ResourceRegionEncoderTests extends AbstractLeakCheckingTests {
 		subscriber.cancel();
 	}
 
-	@Test // gh-22107
+	@Test  // gh-22107
 	void cancelWithoutDemandForSingleResourceRegion() {
 		Resource resource = new ClassPathResource("ResourceRegionEncoderTests.txt", getClass());
 		Mono<ResourceRegion> regions = Mono.just(new ResourceRegion(resource, 0, 6));