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Specific check for parent of spring-aop ClassLoader

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Also applied to getProxyClass now.

Closes gh-30389
This commit is contained in:
Juergen Hoeller
2023-06-12 10:48:57 +02:00
parent 3d61d9e0d8
commit 0a5aff1b60
2 changed files with 37 additions and 10 deletions
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35
spring-aop/src/main/java/org/springframework/aop/framework/JdkDynamicAopProxy.java
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@@ -120,18 +120,39 @@ final class JdkDynamicAopProxy implements AopProxy, InvocationHandler, Serializa
if (logger.isTraceEnabled()) {
logger.trace("Creating JDK dynamic proxy: " + this.advised.getTargetSource());
}
if (classLoader == null || classLoader.getParent() == null) {
// JDK bootstrap loader or platform loader suggested ->
// use higher-level loader which can see Spring infrastructure classes
classLoader = getClass().getClassLoader();
}
return Proxy.newProxyInstance(classLoader, this.proxiedInterfaces, this);
return Proxy.newProxyInstance(determineClassLoader(classLoader), this.proxiedInterfaces, this);
}
@SuppressWarnings("deprecation")
@Override
public Class<?> getProxyClass(@Nullable ClassLoader classLoader) {
return Proxy.getProxyClass(classLoader, this.proxiedInterfaces);
return Proxy.getProxyClass(determineClassLoader(classLoader), this.proxiedInterfaces);
}
/**
* Determine whether the JDK bootstrap or platform loader has been suggested ->
* use higher-level loader which can see Spring infrastructure classes instead.
*/
private ClassLoader determineClassLoader(@Nullable ClassLoader classLoader) {
if (classLoader == null) {
// JDK bootstrap loader -> use spring-aop ClassLoader instead.
return getClass().getClassLoader();
}
if (classLoader.getParent() == null) {
// Potentially the JDK platform loader on JDK 9+
ClassLoader aopClassLoader = getClass().getClassLoader();
ClassLoader aopParent = aopClassLoader.getParent();
while (aopParent != null) {
if (classLoader == aopParent) {
// Suggested ClassLoader is ancestor of spring-aop ClassLoader
// -> use spring-aop ClassLoader itself instead.
return aopClassLoader;
}
aopParent = aopParent.getParent();
}
}
// Regular case: use suggested ClassLoader as-is.
return classLoader;
}
/**