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This commit is contained in:
Juergen Hoeller
2025-04-10 18:55:34 +02:00
parent 82b7fcb2cc
commit 0a71df7aee
2 changed files with 5 additions and 5 deletions
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6
spring-beans/src/main/java/org/springframework/beans/factory/support/DefaultSingletonBeanRegistry.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2024 the original author or authors.
* Copyright 2002-2025 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.
@@ -178,13 +178,13 @@ public class DefaultSingletonBeanRegistry extends SimpleAliasRegistry implements
*/
@Nullable
protected Object getSingleton(String beanName, boolean allowEarlyReference) {
// Quick check for existing instance without full singleton lock
// Quick check for existing instance without full singleton lock.
Object singletonObject = this.singletonObjects.get(beanName);
if (singletonObject == null && isSingletonCurrentlyInCreation(beanName)) {
singletonObject = this.earlySingletonObjects.get(beanName);
if (singletonObject == null && allowEarlyReference) {
synchronized (this.singletonObjects) {
// Consistent creation of early reference within full singleton lock
// Consistent creation of early reference within full singleton lock.
singletonObject = this.singletonObjects.get(beanName);
if (singletonObject == null) {
singletonObject = this.earlySingletonObjects.get(beanName);