Javadoc notes on isSimpleValueType in BeanUtils vs ClassUtils

See gh-30664

Author: jhoeller

spring-beans/src/main/java/org/springframework/beans/BeanUtils.java

@@ -665,6 +665,8 @@ public static boolean isSimpleProperty(Class<?> type) {
 	 * a {@code Temporal}, a {@code UUID}, a {@code URI}, a {@code URL},
 	 * a {@code Locale}, or a {@code Class}.
 	 * <p>{@code Void} and {@code void} are not considered simple value types.
+	 * <p>As of 6.1, this method delegates to {@link ClassUtils#isSimpleValueType}
+	 * as-is but could potentially add further rules for bean property purposes.
 	 * @param type the type to check
 	 * @return whether the given type represents a "simple" value type
 	 * @see #isSimpleProperty(Class)

spring-core/src/main/java/org/springframework/util/ClassUtils.java

@@ -544,7 +544,8 @@ public static Class<?> resolvePrimitiveIfNecessary(Class<?> clazz) {
 	 * a {@code Locale}, or a {@code Class}.
 	 * <p>{@code Void} and {@code void} are not considered simple value types.
 	 * @param type the type to check
-	 * @return whether the given type represents a "simple" value type
+	 * @return whether the given type represents a "simple" value type,
+	 * suggesting value-based data binding and {@code toString} output
 	 * @since 6.1
 	 */
 	public static boolean isSimpleValueType(Class<?> type) {
@@ -555,7 +556,7 @@ public static boolean isSimpleValueType(Class<?> type) {
 				Number.class.isAssignableFrom(type) ||
 				Date.class.isAssignableFrom(type) ||
 				Temporal.class.isAssignableFrom(type) ||
-				UUID.class.isAssignableFrom(type) ||
+				UUID.class == type ||
 				URI.class == type ||
 				URL.class == type ||
 				Locale.class == type ||