Suppress serialization warnings

This commit suppresses serialization warnings triggered by the upgrade
of javac from 17 to 23.

See gh-34220

spring-aop/src/main/java/org/springframework/aop/framework/AdvisedSupport.java

@@ -79,24 +79,28 @@ public class AdvisedSupport extends ProxyConfig implements Advised {
 
 
 	/** Package-protected to allow direct access for efficiency. */
+	@SuppressWarnings("serial")
 	TargetSource targetSource = EMPTY_TARGET_SOURCE;
 
 	/** Whether the Advisors are already filtered for the specific target class. */
 	private boolean preFiltered = false;
 
 	/** The AdvisorChainFactory to use. */
+	@SuppressWarnings("serial")
 	private AdvisorChainFactory advisorChainFactory = DefaultAdvisorChainFactory.INSTANCE;
 
 	/**
 	 * Interfaces to be implemented by the proxy. Held in List to keep the order
 	 * of registration, to create JDK proxy with specified order of interfaces.
 	 */
+	@SuppressWarnings("serial")
 	private List<Class<?>> interfaces = new ArrayList<>();
 
 	/**
 	 * List of Advisors. If an Advice is added, it will be wrapped
 	 * in an Advisor before being added to this List.
 	 */
+	@SuppressWarnings("serial")
 	private List<Advisor> advisors = new ArrayList<>();
 
 	/**
@@ -105,6 +109,7 @@ public class AdvisedSupport extends ProxyConfig implements Advised {
 	 * @since 6.0.10
 	 * @see #reduceToAdvisorKey
 	 */
+	@SuppressWarnings("serial")
 	private List<Advisor> advisorKey = this.advisors;
 
 	/** Cache with Method as key and advisor chain List as value. */

spring-aop/src/main/java/org/springframework/aop/target/AbstractBeanFactoryBasedTargetSource.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 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.
@@ -69,6 +69,7 @@ public abstract class AbstractBeanFactoryBasedTargetSource implements TargetSour
 	 * BeanFactory that owns this TargetSource. We need to hold onto this
 	 * reference so that we can create new prototype instances as necessary.
 	 */
+	@SuppressWarnings("serial")
 	private @Nullable BeanFactory beanFactory;
 
 

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

@@ -101,6 +101,7 @@ public class MimeType implements Comparable<MimeType>, Serializable {
 
 	private final String subtype;
 
+	@SuppressWarnings("serial")
 	private final Map<String, String> parameters;
 
 	private transient @Nullable Charset resolvedCharset;

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

@@ -47,6 +47,7 @@ final class UnmodifiableMultiValueMap<K,V> implements MultiValueMap<K,V>, Serial
 
 	private static final long serialVersionUID = -8697084563854098920L;
 
+	@SuppressWarnings("serial")
 	private final MultiValueMap<K, V> delegate;
 
 	private transient @Nullable Set<K> keySet;
@@ -264,6 +265,7 @@ final class UnmodifiableMultiValueMap<K,V> implements MultiValueMap<K,V>, Serial
 
 		private static final long serialVersionUID = 2407578793783925203L;
 
+		@SuppressWarnings("serial")
 		private final Set<Entry<K, List<V>>> delegate;
 
 		@SuppressWarnings("unchecked")
@@ -512,6 +514,7 @@ final class UnmodifiableMultiValueMap<K,V> implements MultiValueMap<K,V>, Serial
 
 		private static final long serialVersionUID = 5518377583904339588L;
 
+		@SuppressWarnings("serial")
 		private final Collection<List<V>> delegate;
 
 		public UnmodifiableValueCollection(Collection<List<V>> delegate) {

spring-test/src/main/java/org/springframework/test/context/MergedContextConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 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.
@@ -89,20 +89,25 @@ public class MergedContextConfiguration implements Serializable {
 
 	private final Class<?>[] classes;
 
+	@SuppressWarnings("serial")
 	private final Set<Class<? extends ApplicationContextInitializer<?>>> contextInitializerClasses;
 
 	private final String[] activeProfiles;
 
+	@SuppressWarnings("serial")
 	private final List<PropertySourceDescriptor> propertySourceDescriptors;
 
 	private final String[] propertySourceLocations;
 
 	private final String[] propertySourceProperties;
 
+	@SuppressWarnings("serial")
 	private final Set<ContextCustomizer> contextCustomizers;
 
+	@SuppressWarnings("serial")
 	private final ContextLoader contextLoader;
 
+	@SuppressWarnings("serial")
 	private final @Nullable CacheAwareContextLoaderDelegate cacheAwareContextLoaderDelegate;
 
 	private final @Nullable MergedContextConfiguration parent;