diff --git a/spring-context/src/test/resources/org/springframework/jmx/export/notificationPublisherTests.xml b/spring-context/src/test/resources/org/springframework/jmx/export/notificationPublisherTests.xml
index 8b8699a8e28..5f4b476586b 100644
--- a/spring-context/src/test/resources/org/springframework/jmx/export/notificationPublisherTests.xml
+++ b/spring-context/src/test/resources/org/springframework/jmx/export/notificationPublisherTests.xml
@@ -5,19 +5,19 @@
 
 	<bean id="publisher" class="org.springframework.jmx.export.NotificationPublisherTests$MyNotificationPublisher"/>
 
-  <bean id="publisherMBean" class="org.springframework.jmx.export.NotificationPublisherTests$MyNotificationPublisherMBean"/>
+	<bean id="publisherMBean" class="org.springframework.jmx.export.NotificationPublisherTests$MyNotificationPublisherMBean"/>
 
-  <bean id="publisherStandardMBean" class="org.springframework.jmx.export.NotificationPublisherTests$MyNotificationPublisherStandardMBean"/>
+	<bean id="publisherStandardMBean" class="org.springframework.jmx.export.NotificationPublisherTests$MyNotificationPublisherStandardMBean"/>
 
 	<bean id="exporter" class="org.springframework.jmx.export.MBeanExporter">
 		<property name="beans">
 			<map>
 				<entry key="spring:type=Publisher" value-ref="publisher"/>
-        <entry key="spring:type=PublisherMBean" value-ref="publisherMBean"/>
-        <entry key="spring:type=PublisherStandardMBean" value-ref="publisherStandardMBean"/>
+				<entry key="spring:type=PublisherMBean" value-ref="publisherMBean"/>
+				<entry key="spring:type=PublisherStandardMBean" value-ref="publisherStandardMBean"/>
 			</map>
 		</property>
-    <property name="server" ref="server"/>
+    	<property name="server" ref="server"/>
 	</bean>
 
 </beans>
\ No newline at end of file
diff --git a/spring-core/src/main/java/org/springframework/core/convert/Property.java b/spring-core/src/main/java/org/springframework/core/convert/Property.java
index 810987917d3..e3a175f3a0c 100644
--- a/spring-core/src/main/java/org/springframework/core/convert/Property.java
+++ b/spring-core/src/main/java/org/springframework/core/convert/Property.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -47,7 +47,7 @@ import org.springframework.util.StringUtils;
  */
 public final class Property {
 
-	private static Map<Property, Annotation[]> annotationCache = new ConcurrentReferenceHashMap<>();
+	private static final Map<Property, Annotation[]> annotationCache = new ConcurrentReferenceHashMap<>();
 
 	private final Class<?> objectType;
 
@@ -118,7 +118,7 @@ public final class Property {
 	}
 
 
-	// package private
+	// Package private
 
 	MethodParameter getMethodParameter() {
 		return this.methodParameter;
@@ -132,7 +132,7 @@ public final class Property {
 	}
 
 
-	// internal helpers
+	// Internal helpers
 
 	private String resolveName() {
 		if (this.readMethod != null) {
diff --git a/spring-expression/src/main/java/org/springframework/expression/spel/ast/ConstructorReference.java b/spring-expression/src/main/java/org/springframework/expression/spel/ast/ConstructorReference.java
index 11d8e5dc72a..ed7826c869d 100644
--- a/spring-expression/src/main/java/org/springframework/expression/spel/ast/ConstructorReference.java
+++ b/spring-expression/src/main/java/org/springframework/expression/spel/ast/ConstructorReference.java
@@ -288,8 +288,8 @@ public class ConstructorReference extends SpelNodeImpl {
 		else {
 			// There is an initializer
 			if (this.dimensions == null || this.dimensions.length > 1) {
-				// There is an initializer but this is a multi-dimensional array (e.g. new int[][]{{1,2},{3,4}}) - this
-				// is not currently supported
+				// There is an initializer but this is a multi-dimensional array (e.g. new int[][]{{1,2},{3,4}})
+				// - this is not currently supported
 				throw new SpelEvaluationException(getStartPosition(),
 						SpelMessage.MULTIDIM_ARRAY_INITIALIZER_NOT_SUPPORTED);
 			}
diff --git a/spring-web/src/main/java/org/springframework/http/server/reactive/ServletServerHttpRequest.java b/spring-web/src/main/java/org/springframework/http/server/reactive/ServletServerHttpRequest.java
index e235826d67d..db06df1d522 100644
--- a/spring-web/src/main/java/org/springframework/http/server/reactive/ServletServerHttpRequest.java
+++ b/spring-web/src/main/java/org/springframework/http/server/reactive/ServletServerHttpRequest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -190,7 +190,7 @@ class ServletServerHttpRequest extends AbstractServerHttpRequest {
 	@Nullable
 	protected SslInfo initSslInfo() {
 		X509Certificate[] certificates = getX509Certificates();
-		return certificates != null ? new DefaultSslInfo(getSslSessionId(), certificates) : null;
+		return (certificates != null ? new DefaultSslInfo(getSslSessionId(), certificates) : null);
 	}
 
 	@Nullable
@@ -200,8 +200,7 @@ class ServletServerHttpRequest extends AbstractServerHttpRequest {
 
 	@Nullable
 	private X509Certificate[] getX509Certificates() {
-		String name = "javax.servlet.request.X509Certificate";
-		return (X509Certificate[]) this.request.getAttribute(name);
+		return (X509Certificate[]) this.request.getAttribute("javax.servlet.request.X509Certificate");
 	}
 
 	@Override
diff --git a/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2JsonEncoderTests.java b/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2JsonEncoderTests.java
index b62897e65cd..a82cdb0b880 100644
--- a/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2JsonEncoderTests.java
+++ b/spring-web/src/test/java/org/springframework/http/codec/json/Jackson2JsonEncoderTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2022 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.
@@ -81,8 +81,6 @@ public class Jackson2JsonEncoderTests extends AbstractEncoderTests<Jackson2JsonE
 
 		// SPR-15910
 		assertThat(this.encoder.canEncode(ResolvableType.forClass(Object.class), APPLICATION_OCTET_STREAM)).isFalse();
-
-
 	}
 
 	@Override
@@ -100,7 +98,7 @@ public class Jackson2JsonEncoderTests extends AbstractEncoderTests<Jackson2JsonE
 				APPLICATION_STREAM_JSON, null);
 	}
 
-	@Test // SPR-15866
+	@Test  // SPR-15866
 	public void canEncodeWithCustomMimeType() {
 		MimeType textJavascript = new MimeType("text", "javascript", StandardCharsets.UTF_8);
 		Jackson2JsonEncoder encoder = new Jackson2JsonEncoder(new ObjectMapper(), textJavascript);
@@ -212,7 +210,7 @@ public class Jackson2JsonEncoderTests extends AbstractEncoderTests<Jackson2JsonE
 				null, hints);
 	}
 
-	@Test // gh-22771
+	@Test  // gh-22771
 	public void encodeWithFlushAfterWriteOff() {
 		ObjectMapper mapper = new ObjectMapper();
 		mapper.configure(SerializationFeature.FLUSH_AFTER_WRITE_VALUE, false);
@@ -235,7 +233,6 @@ public class Jackson2JsonEncoderTests extends AbstractEncoderTests<Jackson2JsonE
 				.consumeNextWith(expectString("{\"foo\":\"foo\",\"bar\":\"bar\"}"))
 				.verifyComplete(),
 				new MimeType("application", "json", StandardCharsets.US_ASCII), null);
-
 	}