Unwrap nested generic type within FactoryBean target type if necessary

Closes gh-29385
This commit is contained in:
Juergen Hoeller
2022-11-08 20:22:12 +01:00
parent f26a7dee97
commit 0e9eab55ce
2 changed files with 85 additions and 12 deletions

View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2021 the original author or authors.
* Copyright 2002-2022 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.
@@ -102,6 +102,17 @@ public class GenericTypeAwareAutowireCandidateResolver extends SimpleAutowireCan
}
}
}
else {
// Pre-existing target type: In case of a generic FactoryBean type,
// unwrap nested generic type when matching a non-FactoryBean type.
Class<?> resolvedClass = targetType.resolve();
if (resolvedClass != null && FactoryBean.class.isAssignableFrom(resolvedClass)) {
Class<?> typeToBeMatched = dependencyType.resolve();
if (typeToBeMatched != null && !FactoryBean.class.isAssignableFrom(typeToBeMatched)) {
targetType = targetType.getGeneric();
}
}
}
}
if (targetType == null) {