diff --git a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobCreatingPreparedStatementCallback.java b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobCreatingPreparedStatementCallback.java
index 42f415cba557..99135870c6c9 100644
--- a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobCreatingPreparedStatementCallback.java
+++ b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobCreatingPreparedStatementCallback.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -45,8 +45,8 @@
  *         lobCreator.setBlobAsBinaryStream(ps, 2, contentStream, contentLength);
  *         lobCreator.setClobAsString(ps, 3, description);
  *       }
- *     }
- * );</pre>
+ *     });
+ * </pre>
  *
  * @author Juergen Hoeller
  * @since 1.0.2
diff --git a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobStreamingResultSetExtractor.java b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobStreamingResultSetExtractor.java
index 5427df20526c..7b6de1078e88 100644
--- a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobStreamingResultSetExtractor.java
+++ b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/AbstractLobStreamingResultSetExtractor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -41,13 +41,13 @@
  * final LobHandler lobHandler = new DefaultLobHandler();  // reusable object
  *
  * jdbcTemplate.query(
- *		 "SELECT content FROM imagedb WHERE image_name=?", new Object[] {name},
- *		 new AbstractLobStreamingResultSetExtractor() {
- *			 public void streamData(ResultSet rs) throws SQLException, IOException {
- *				 FileCopyUtils.copy(lobHandler.getBlobAsBinaryStream(rs, 1), contentStream);
- *             }
- *         }
- * );</pre>
+ *	   "SELECT content FROM imagedb WHERE image_name=?", new Object[] {name},
+ *	   new AbstractLobStreamingResultSetExtractor() {
+ *	     public void streamData(ResultSet rs) throws SQLException, IOException {
+ *         FileCopyUtils.copy(lobHandler.getBlobAsBinaryStream(rs, 1), contentStream);
+ *       }
+ *     });
+ * </pre>
  *
  * @author Juergen Hoeller
  * @since 1.0.2
diff --git a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/SqlLobValue.java b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/SqlLobValue.java
index ffc853f5e084..43bdff36c539 100644
--- a/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/SqlLobValue.java
+++ b/spring-jdbc/src/main/java/org/springframework/jdbc/core/support/SqlLobValue.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -209,7 +209,7 @@ else if (this.content instanceof Reader) {
 	}
 
 	/**
-	 * Close the LobCreator, if any.
+	 * Close the LobCreator.
 	 */
 	@Override
 	public void cleanup() {
diff --git a/spring-jdbc/src/main/java/org/springframework/jdbc/support/xml/SqlXmlValue.java b/spring-jdbc/src/main/java/org/springframework/jdbc/support/xml/SqlXmlValue.java
index 3d45d467c28e..d662a9271ae3 100644
--- a/spring-jdbc/src/main/java/org/springframework/jdbc/support/xml/SqlXmlValue.java
+++ b/spring-jdbc/src/main/java/org/springframework/jdbc/support/xml/SqlXmlValue.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2008 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -20,9 +20,7 @@
 
 /**
  * Subinterface of {@link org.springframework.jdbc.support.SqlValue}
- * that supports passing in XML data to specified column and adds a
- * cleanup callback, to be invoked after the value has been set and
- * the corresponding statement has been executed.
+ * that specifically indicates passing in XML data to a specified column.
  *
  * @author Thomas Risberg
  * @since 2.5.5
diff --git a/spring-web/src/main/java/org/springframework/http/converter/StringHttpMessageConverter.java b/spring-web/src/main/java/org/springframework/http/converter/StringHttpMessageConverter.java
index b45c9ddeb82b..6da38db05bfa 100644
--- a/spring-web/src/main/java/org/springframework/http/converter/StringHttpMessageConverter.java
+++ b/spring-web/src/main/java/org/springframework/http/converter/StringHttpMessageConverter.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2020 the original author or authors.
+ * Copyright 2002-2024 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.
@@ -106,10 +106,9 @@ protected Long getContentLength(String str, @Nullable MediaType contentType) {
 	@Override
 	protected void addDefaultHeaders(HttpHeaders headers, String s, @Nullable MediaType type) throws IOException {
 		if (headers.getContentType() == null ) {
-			if (type != null && type.isConcrete() &&
-					(type.isCompatibleWith(MediaType.APPLICATION_JSON) ||
+			if (type != null && type.isConcrete() && (type.isCompatibleWith(MediaType.APPLICATION_JSON) ||
 					type.isCompatibleWith(APPLICATION_PLUS_JSON))) {
-				// Prevent charset parameter for JSON..
+				// Prevent charset parameter for JSON.
 				headers.setContentType(type);
 			}
 		}