Add note on declaring autowired fields as ObjectProvider

Closes gh-33834

Author: jhoeller

spring-context/src/main/java/org/springframework/cache/annotation/CachingConfigurer.java

@@ -32,6 +32,10 @@
  * {@link #cacheManager()}, {@link #cacheResolver()}, {@link #keyGenerator()}, and
  * {@link #errorHandler()} for detailed instructions.
  *
+ * <p><b>NOTE: A {@code CachingConfigurer} will get initialized early.</b>
+ * Do not inject common dependencies into autowired fields directly; instead, consider
+ * declaring a lazy {@link org.springframework.beans.factory.ObjectProvider} for those.
+ *
  * @author Chris Beams
  * @author Stephane Nicoll
  * @since 3.1

spring-tx/src/main/java/org/springframework/transaction/annotation/TransactionManagementConfigurer.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.
@@ -30,6 +30,10 @@
  * <p>See @{@link EnableTransactionManagement} for general examples and context;
  * see {@link #annotationDrivenTransactionManager()} for detailed instructions.
  *
+ * <p><b>NOTE: A {@code TransactionManagementConfigurer} will get initialized early.</b>
+ * Do not inject common dependencies into autowired fields directly; instead, consider
+ * declaring a lazy {@link org.springframework.beans.factory.ObjectProvider} for those.
+ *
  * <p>Note that in by-type lookup disambiguation cases, an alternative approach to
  * implementing this interface is to simply mark one of the offending
  * {@code PlatformTransactionManager} {@code @Bean} methods (or