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Make obtaining Spring beans a little more safe #2110

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Apr 11, 2023
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Original file line number Diff line number Diff line change
Expand Up @@ -1276,10 +1276,19 @@ class SpringApplicationContext(
private val springInjectedClasses: Set<ClassId>
get() {
if (!areInjectedClassesInitialized) {
springInjectedClassesStorage += beanQualifiedNames
.map { fqn -> utContext.classLoader.loadClass(fqn) }
.filterNot { it.isAbstract || it.isInterface || it.isLocalClass || it.isMemberClass && !it.isStatic }
.mapTo(mutableSetOf()) { it.id }
for (beanFqn in beanQualifiedNames) {
try {
val beanClass = utContext.classLoader.loadClass(beanFqn)
if (!beanClass.isAbstract && !beanClass.isInterface &&
!beanClass.isLocalClass && (!beanClass.isMemberClass || beanClass.isStatic)) {
springInjectedClassesStorage += beanClass.id
}
} catch (e: ClassNotFoundException) {
// For some Spring beans (e.g. with anonymous classes)
// it is possible to have problems with classes loading.
continue
}
}

// This is done to be sure that this storage is not empty after the first class loading iteration.
// So, even if all loaded classes were filtered out, we will not try to load them again.
Expand Down