diff --git a/spring-context/src/main/java/org/springframework/context/index/CandidateComponentsIndex.java b/spring-context/src/main/java/org/springframework/context/index/CandidateComponentsIndex.java
index 40a96e5b25..5d9c0becb1 100644
--- a/spring-context/src/main/java/org/springframework/context/index/CandidateComponentsIndex.java
+++ b/spring-context/src/main/java/org/springframework/context/index/CandidateComponentsIndex.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -57,6 +57,19 @@ public class CandidateComponentsIndex {
 		this.index = parseIndex(content);
 	}
 
+	private static MultiValueMap<String, Entry> parseIndex(List<Properties> content) {
+		MultiValueMap<String, Entry> index = new LinkedMultiValueMap<>();
+		for (Properties entry : content) {
+			entry.forEach((type, values) -> {
+				String[] stereotypes = ((String) values).split(",");
+				for (String stereotype : stereotypes) {
+					index.add(stereotype, new Entry((String) type));
+				}
+			});
+		}
+		return index;
+	}
+
 
 	/**
 	 * Return the candidate types that are associated with the specified stereotype.
@@ -76,21 +89,11 @@ public class CandidateComponentsIndex {
 		return Collections.emptySet();
 	}
 
-	private static MultiValueMap<String, Entry> parseIndex(List<Properties> content) {
-		MultiValueMap<String, Entry> index = new LinkedMultiValueMap<>();
-		for (Properties entry : content) {
-			entry.forEach((type, values) -> {
-				String[] stereotypes = ((String) values).split(",");
-				for (String stereotype : stereotypes) {
-					index.add(stereotype, new Entry((String) type));
-				}
-			});
-		}
-		return index;
-	}
 
 	private static class Entry {
+
 		private final String type;
+
 		private final String packageName;
 
 		Entry(String type) {
@@ -106,7 +109,6 @@ public class CandidateComponentsIndex {
 				return this.type.startsWith(basePackage);
 			}
 		}
-
 	}
 
 }
diff --git a/spring-context/src/test/java/org/springframework/context/annotation/ClassPathScanningCandidateComponentProviderTests.java b/spring-context/src/test/java/org/springframework/context/annotation/ClassPathScanningCandidateComponentProviderTests.java
index bb662105c3..85eca580af 100644
--- a/spring-context/src/test/java/org/springframework/context/annotation/ClassPathScanningCandidateComponentProviderTests.java
+++ b/spring-context/src/test/java/org/springframework/context/annotation/ClassPathScanningCandidateComponentProviderTests.java
@@ -300,7 +300,7 @@ public class ClassPathScanningCandidateComponentProviderTests {
 	}
 
 	@Test
-	public void testWithAspectAnnotationOnly() throws Exception {
+	public void testWithAspectAnnotationOnly() {
 		ClassPathScanningCandidateComponentProvider provider = new ClassPathScanningCandidateComponentProvider(false);
 		provider.addIncludeFilter(new AnnotationTypeFilter(Aspect.class));
 		Set<BeanDefinition> candidates = provider.findCandidateComponents(TEST_BASE_PACKAGE);
diff --git a/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexLoaderTests.java b/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexLoaderTests.java
index 2eac4a6688..cba866107c 100644
--- a/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexLoaderTests.java
+++ b/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexLoaderTests.java
@@ -27,11 +27,6 @@ import org.springframework.core.io.ClassPathResource;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
 
-
-
-
-
-
 /**
  * Tests for {@link CandidateComponentsIndexLoader}.
  *
@@ -92,7 +87,7 @@ public class CandidateComponentsIndexLoaderTests {
 	}
 
 	@Test
-	public void loadIndexNoEntry() throws IOException {
+	public void loadIndexNoEntry() {
 		CandidateComponentsIndex index = CandidateComponentsIndexLoader.loadIndex(
 				CandidateComponentsTestClassLoader.index(getClass().getClassLoader(),
 						new ClassPathResource("empty-spring.components", getClass())));
@@ -100,7 +95,7 @@ public class CandidateComponentsIndexLoaderTests {
 	}
 
 	@Test
-	public void loadIndexWithException() throws IOException {
+	public void loadIndexWithException() {
 		final IOException cause = new IOException("test exception");
 		assertThatIllegalStateException().isThrownBy(() -> {
 				CandidateComponentsTestClassLoader classLoader = new CandidateComponentsTestClassLoader(getClass().getClassLoader(), cause);
diff --git a/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexTests.java b/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexTests.java
index 70a9903462..ab94bfd456 100644
--- a/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexTests.java
+++ b/spring-context/src/test/java/org/springframework/context/index/CandidateComponentsIndexTests.java
@@ -25,10 +25,6 @@ import org.junit.jupiter.api.Test;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
-
-
-
-
 /**
  * Tests for {@link CandidateComponentsIndex}.
  *
diff --git a/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleAnnotationMetadata.java b/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleAnnotationMetadata.java
index f19399df8b..1f4c0ba5c9 100644
--- a/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleAnnotationMetadata.java
+++ b/spring-core/src/main/java/org/springframework/core/type/classreading/SimpleAnnotationMetadata.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2020 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -140,12 +140,12 @@ final class SimpleAnnotationMetadata implements AnnotationMetadata {
 	@Override
 	public Set<MethodMetadata> getAnnotatedMethods(String annotationName) {
 		Set<MethodMetadata> annotatedMethods = null;
-		for (int i = 0; i < this.annotatedMethods.length; i++) {
-			if (this.annotatedMethods[i].isAnnotated(annotationName)) {
+		for (MethodMetadata annotatedMethod : this.annotatedMethods) {
+			if (annotatedMethod.isAnnotated(annotationName)) {
 				if (annotatedMethods == null) {
 					annotatedMethods = new LinkedHashSet<>(4);
 				}
-				annotatedMethods.add(this.annotatedMethods[i]);
+				annotatedMethods.add(annotatedMethod);
 			}
 		}
 		return annotatedMethods != null ? annotatedMethods : Collections.emptySet();