Get the underlying object instance from a Spring proxy

gistfile1.scala

def getTargetObject[T](proxy: AnyRef, targetClass: Class[T]): T = {
    if(AopUtils.isJdkDynamicProxy(proxy)) {
        proxy.asInstanceOf[Advised].getTargetSource.getTarget.asInstanceOf[T]
    } else {
        proxy.asInstanceOf[T] // expected to be cglib proxy then, which is simply a specialized class
    }
}